Tag Archives: bearing roller bearing

China Professional High Quality High Precision Stainless Steel Needle Roller Bearings Nk85/25 Nk85/35 Nk90/25 Long Life Ball Bearing Gear Motor Bearing supplier

Product Description

Parameter:

Product Name needle roller bearing
Brand Name  KSA
Material Gcr15
Precision Grade P0,P6,P5
Certification ISO 9001
Packeage Box /Carton/Wooden Box/Plastic Tube or Per buyers requirement
MOQ Depending On Moedl
Serice OEM
Sample Available
Payment TT or L/C or Western Union
Port HangZhou ZheJiang HangZhou

 

Needle bearings are roller bearings with cylindrical rollers that are thin and long relative to their diameter. Such rollers are called needle rollers. Although it has a small cross-section, the bearing still has a high load-bearing capacity. Needle roller bearings are equipped with thin and long rollers, so the radial structure is compact. When the inner diameter size and load capacity are the same as other types of bearings, the outer diameter is the smallest. It is especially suitable for support structures with limited radial installation dimensions.
Needle bearing is a very important mechanical part, and its application range is very wide. Whether it is automobile, aerospace, machine tool, electric power, metallurgy and other industries, needle roller bearings are needed to support and rotate mechanical parts to ensure the safety and reliability of equipment. Therefore, the quality and performance of needle roller bearings play a vital role in mechanical equipment in all walks of life


Introduction:

Introduce our needle roller bearings to meet your needs!

Want to improve the performance of your industrial machinery? Your search is over! The design of our needle roller bearings offers numerous advantages, making them the perfect choice for your requirements.

1. Excellent accuracy: The precision of our bearings is carefully crafted to ensure minimum friction and optimum performance, thereby increasing the efficiency of your machine.

2. High load capacity: Designed to withstand heavy axial and radial loads, our bearings guarantee reliable operation, even in the most demanding applications.

3. Low maintenance: Say goodbye to frequent downtime and maintenance costs. Our needle roller bearings are durable and reduce the need for replacement.

4. Multi-functional applications: Whether you operate in automotive, manufacturing or any other industry, these bearings are versatile enough to meet a wide range of applications

Bearing classification

Our Advantages

Low noise 
Adopting advanced silent manufacturing technology, the product has the characteristics of low noise, low torque, low temperature rise, and is a high-performance bearing with energy saving and environmental protection. 

High precision
Through the selection of new materials and special structural design, the product has the characteristics of good sealing performance, small running resistance and high rotation accuracy. 

long-life 
Seiko hot rolling and expanding technology and special heat treatment process, improve the bearing high temperature resistance, wear resistance, impact resistance, high load characteristics, improve the reliability and service life of the bearing

Company Profile

 

About us

Specialized production

ZheJiang Kangshi Precision Bearing Manufacturing Co., Ltd., located in Yandian Town Industrial Park, HangZhou City, ZheJiang Province, mainly produces zero deep groove ball bearings, 2 types of cylindrical roller bearings, 3 types of aligning roller bearings, 6 types of angular contact ball bearings, 7 types of tapered roller bearings, 8 types of thrust ball bearings, thrust bearings, 9 types of thrust aligning roller bearings, outer spherical bearings, auto parts, Motorcycle parts and other rolling bearings. Our factory has strong professional technology, good production equipment and perfect testing means, can fully meet the various types, specifications, high precision and special use requirements of bearing products customized processing, the production process of the product according to the strict national standards of enterprise internal control standards for the implementation of full inspection and multi-project comprehensive inspection of factory products, Can ensure the quality of each set of factory bearing products to meet national standards. Kangshi bearing has always implemented national standards, market prices, and implemented the “three guarantees” principle for customers: To ensure high-quality quality, preferential prices, superior after-sales service! Welcome customers at home and abroad to consult and negotiate business, the company will continue to win the trust of more customers with good product quality and reputation.

Scope of application

FAQ

Q: What is the MOQ?
A: It depends on the bearing type. You can send inquiry or send e-mail for more information.
Q: How about the package?
A: Industrial packing in general condition (Plastic drums/boxes/industrial packaging + cartons + pallets). Accept design package when OEM.
Q: How long is the delivery time?
A: It will take about 10 to 40 days, depends on the model and quantity.
Q:What are the advantages of your company’s services compared to other companies?
A: Factory direct supply, price advantage, 24 hours online timely reply, Provide customers with customs clearance 
and quality of various documents, 100% after-sales service
Q:OEM POLICY
A:We can printing your brand (logo,artwork)on the bearings or laser engraving your brand on the bearings.
    We can custom your packaging according to your design All copyright own by clients and we  promised  don’t 
    disclose any info.
Q:How to contact us quickly?
A:Please send us an inquiry or message and leave your other contact information, such as phone number,
     account or account, we will contact you as soon as possible and provide the detailed information
    you need.

             Please feel free to contact us, if you have any other question

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Cage: With Cage
Rows Number: Single
Load Direction: Radial Bearing
Samples:
US$ 2/Piece
1 Piece(Min.Order)

|

Order Sample

Customization:
Available

|

Customized Request

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Shipping Cost:

Estimated freight per unit.







about shipping cost and estimated delivery time.
Payment Method:







 

Initial Payment



Full Payment
Currency: US$
Return&refunds: You can apply for a refund up to 30 days after receipt of the products.

ball bearing

What are the Common Signs of Wear or Damage in Ball Bearings that Indicate the Need for Replacement?

Ball bearings are subjected to wear and stress during operation, and over time, they may exhibit signs of damage or deterioration that warrant replacement. Recognizing these signs is crucial to prevent catastrophic failure and ensure safe and reliable operation. Here are the common signs of wear or damage in ball bearings:

  • Unusual Noise:

If you hear unusual grinding, clicking, or rumbling noises coming from the bearing during operation, it may indicate worn-out or damaged components. Unusual noise suggests that the bearing is no longer operating smoothly.

  • Vibration:

Excessive vibration in the machinery can be a sign of bearing wear. Vibrations can result from uneven wear, misalignment, or damaged components within the bearing.

  • Increased Temperature:

Higher operating temperatures than usual may indicate increased friction due to inadequate lubrication, wear, or other issues. Monitoring the bearing’s temperature can help identify potential problems.

  • Irregular Movement:

If you notice irregular movement, jerking, or sticking during rotation, it could be a sign that the bearing is no longer operating smoothly. This may be due to damaged rolling elements or raceways.

  • Reduced Performance:

If the machinery’s performance has decreased, it may be due to a compromised bearing. Reduced efficiency, increased energy consumption, or a decline in overall performance could be indicators of bearing wear.

  • Visible Wear or Damage:

Inspect the bearing for visible signs of wear, such as pitting, scoring, or discoloration on the rolling elements or raceways. Severe wear or damage is a clear indication that the bearing needs replacement.

  • Leakage or Contamination:

If there is evidence of lubricant leakage, contamination, or the presence of foreign particles around the bearing, it suggests that the seal or shield may be compromised, leading to potential damage.

  • Looseness or Excessive Play:

If you can feel excessive play or looseness when manually moving the bearing, it could indicate worn-out components or misalignment.

  • Reduced Lifespan:

If the bearing’s expected lifespan is significantly shorter than usual, it may be due to inadequate lubrication, excessive loads, or improper installation, leading to accelerated wear.

  • Frequent Failures:

If the bearing is consistently failing despite regular maintenance and proper use, it could indicate a chronic issue that requires addressing, such as inadequate lubrication or misalignment.

It’s important to conduct regular inspections, monitor performance, and address any signs of wear or damage promptly. Replacing worn or damaged ball bearings in a timely manner can prevent further damage to machinery, reduce downtime, and ensure safe and efficient operation.

ball bearing

What Precautions should be taken to Prevent Contamination of Ball Bearings in Industrial Settings?

Preventing contamination of ball bearings is essential to ensure their proper function, longevity, and overall performance in industrial settings. Contaminants such as dust, dirt, debris, and particles can significantly impact bearing operation. Here are important precautions to take to prevent contamination of ball bearings:

  • Effective Sealing:

Choose ball bearings with appropriate seals or shields to prevent the ingress of contaminants. Seals provide a physical barrier against dust, moisture, and particles, ensuring the bearing’s interior remains clean.

  • Clean Environment:

Maintain a clean working environment around the machinery and equipment. Regularly clean the surrounding areas to prevent the accumulation of dirt and debris that could enter the bearings.

  • Proper Handling:

Handle bearings with clean hands and use gloves if necessary. Avoid touching the bearing surfaces with bare hands, as natural skin oils can transfer contaminants onto the bearing.

  • Clean Tools and Equipment:

Use clean tools and equipment during installation and maintenance to prevent introducing contaminants. Ensure that tools are properly cleaned before coming into contact with the bearing components.

  • Contamination-Controlled Workstations:

Establish contamination-controlled workstations for bearing handling, installation, and maintenance. These areas should have proper ventilation, filtered air, and minimal exposure to external contaminants.

  • Proper Lubrication:

Use the correct lubricant in appropriate quantities. Lubricants help create a barrier against contaminants and reduce friction. Regularly inspect and replenish lubrication to maintain its effectiveness.

  • Regular Inspections:

Implement a routine inspection schedule to monitor the condition of the bearings. Look for signs of contamination, wear, and damage. Address any issues promptly to prevent further damage.

  • Training and Education:

Train personnel on proper handling, installation, and maintenance practices to minimize the risk of contamination. Educated employees are more likely to take precautions and prevent accidental contamination.

  • Environmental Controls:

In sensitive environments, such as clean rooms or medical facilities, implement strict environmental controls to minimize the presence of contaminants that could affect bearing performance.

  • Regular Cleaning and Maintenance:

Perform regular cleaning and maintenance of machinery and equipment to prevent the buildup of contaminants. Keep bearings protected during maintenance to prevent debris from entering during the process.

  • Selection of Suitable Bearings:

Choose bearings that are specifically designed for the application’s environmental conditions. Some bearings have advanced sealing options or specialized coatings that enhance contamination resistance.

By implementing these precautions, industries can significantly reduce the risk of contamination in ball bearings, ensuring smooth operation, extended bearing life, and enhanced equipment reliability.

ball bearing

What are the Primary Benefits of Using Ball Bearings in Machinery and Equipment?

Ball bearings offer several primary benefits when used in machinery and equipment. Their design and functionality provide advantages that contribute to the efficient and reliable operation of various applications. Here are the key benefits:

  • Reduced Friction:

One of the primary benefits of ball bearings is their ability to minimize friction between moving parts. The rolling motion of the balls reduces the contact area and sliding friction, leading to smoother operation and less energy loss due to frictional heating.

  • Efficient Load Support:

Ball bearings are engineered to support both radial and axial loads, making them versatile for applications with multidirectional forces. This load-bearing capability allows machinery to handle different types of loads while maintaining performance and stability.

  • Smooth Rotation:

Ball bearings enable smooth and precise rotational movement. The rolling motion of the balls provides consistent motion with minimal resistance, ensuring that machinery operates smoothly and without jerks.

  • High-Speed Capability:

Due to their low friction and efficient rolling action, ball bearings are suitable for high-speed applications. They allow machinery and equipment to achieve and maintain high rotational speeds without excessive wear or heat buildup.

  • Reduced Wear and Maintenance:

The reduced friction in ball bearings leads to lower wear on components. This results in longer service intervals and reduced maintenance requirements, saving both time and maintenance costs.

  • Energy Efficiency:

By minimizing friction and reducing energy losses, ball bearings contribute to the overall energy efficiency of machinery. This is particularly important in applications where energy consumption is a concern.

  • Versatility:

Ball bearings come in various types, sizes, and configurations, allowing them to be used in a wide range of machinery and equipment. They can be customized to suit specific application requirements.

  • Reliability and Longevity:

Ball bearings are designed to withstand heavy loads and harsh operating conditions. Their durability and resistance to wear ensure reliable performance and an extended operational life.

  • Quiet Operation:

Ball bearings contribute to quiet machinery operation due to the smooth rolling motion of the balls. This is particularly important in applications where noise reduction is a consideration.

In summary, the primary benefits of using ball bearings in machinery and equipment include reduced friction, efficient load support, smooth rotation, high-speed capability, reduced wear and maintenance, energy efficiency, versatility, reliability, and quiet operation. These benefits collectively enhance the performance and longevity of machinery across various industries.

China Professional High Quality High Precision Stainless Steel Needle Roller Bearings Nk85/25 Nk85/35 Nk90/25 Long Life Ball Bearing Gear Motor Bearing   supplierChina Professional High Quality High Precision Stainless Steel Needle Roller Bearings Nk85/25 Nk85/35 Nk90/25 Long Life Ball Bearing Gear Motor Bearing   supplier
editor by CX 2024-05-15

China manufacturer Low Friction Roller Skating Ball Bearings 6801of Thin Wall Bearings 6801 bearing block

Product Description

Product Description

 

Our Advantage:

1.Small order accepted,if we have stock.

2.OEM offered: technical drawings or samples welcomed.

3.Popular in the world: High quality, competitive price, On time delivery.

4.Professional supplier.

5.Any questions to be sent will get response within 24 hours.

6.Sample Lead-times: generally 7 workdays by Express DHL/FedEX/UPS/TNT/EMS

Production Lead-times: 35 workdays after getting your deposit.Goods will be shipped by sea/by air.

7.Before shipment ,products will be strictly inspection on our factory QC Process System.Just in case,there is abnormal.Please contact us at first time, Customer Complaint handling procedure will be bootat once.Implementation of the scheme will be come out within 48 hours.We will negotiate with customer to find a reasonable way to resolve and compensate.
Product specification

Name Cylindrical Roller Bearing
Ring material Chrome Steel GCr15
Brand Fuqin or customer’s requirement
Precision P0,P6,P5,P4
Clearance: C2 ,C3, C4
Quality standard ISO9001:2008
Samples Available
Service OEM
Payment terms A:100% T/T in advance
B: 30% T/T in advance .70% against copy of B/L
C.West Union
D.L/C at sight
Application Heavy machine tool, high-powered marine gear case, oil rig, vertical machine.
Series 1. Single row tapered roller bearings
2. Double row tepered roller bearings
3. Four row tapered roller bearings
4. Paired single row tpered roller bearings
Features 1.High quality and good service
2.Less friction and low noise
3.Competitve price
4.Durable
5.Professional manufacturer of ball bearing and roller bearing

/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

Rolling Body: Roller Bearings
The Number of Rows: Single
Outer Dimension: Medium and Large(120-190mm)
Material: Stainless Steel
Spherical: Aligning Bearings
Load Direction: Radial Bearing
Samples:
US$ 0/Piece
1 Piece(Min.Order)

|
Request Sample

Customization:
Available

|

Customized Request

ball bearing

How does Preload Affect the Performance and Efficiency of Ball Bearings?

Preload is a crucial factor in ball bearing design that significantly impacts the performance, efficiency, and overall behavior of the bearings in various applications. Preload refers to the intentional axial force applied to the bearing’s rolling elements before it is mounted. This force eliminates internal clearance and creates contact between the rolling elements and the raceways. Here’s how preload affects ball bearing performance:

  • Reduction of Internal Clearance:

Applying preload reduces the internal clearance between the rolling elements and the raceways. This eliminates play within the bearing, ensuring that the rolling elements are in constant contact with the raceways. This reduced internal clearance enhances precision and reduces vibrations during operation.

  • Increased Stiffness:

Preloaded bearings are stiffer due to the elimination of internal clearance. This increased stiffness improves the bearing’s ability to handle axial and radial loads with higher accuracy and minimal deflection.

  • Minimized Axial Play:

Preload minimizes or eliminates axial play within the bearing. This is especially important in applications where axial movement needs to be minimized, such as machine tool spindles and precision instruments.

  • Enhanced Rigidity:

The stiffness resulting from preload enhances the bearing’s rigidity, making it less susceptible to deformation under load. This is critical for maintaining precision and accuracy in applications that require minimal deflection.

  • Reduction in Ball Slippage:

Preload reduces the likelihood of ball slippage within the bearing, ensuring consistent contact between the rolling elements and the raceways. This leads to improved efficiency and better load distribution.

  • Improved Running Accuracy:

Preloading enhances the running accuracy of the bearing, ensuring that it maintains precise rotational characteristics even under varying loads and speeds. This is essential for applications requiring high accuracy and repeatability.

  • Optimized Performance at High Speeds:

Preload helps prevent skidding and slipping of the rolling elements during high-speed operation. This ensures that the bearing remains stable, reducing the risk of noise, vibration, and premature wear.

  • Impact on Friction and Heat Generation:

While preload reduces internal clearance and friction, excessive preload can lead to higher friction and increased heat generation. A balance must be struck between optimal preload and minimizing friction-related issues.

  • Application-Specific Considerations:

The appropriate amount of preload depends on the application’s requirements, such as load, speed, accuracy, and operating conditions. Over-preloading can lead to increased stress and premature bearing failure, while under-preloading may result in inadequate rigidity and reduced performance.

Overall, preload plays a critical role in optimizing the performance, accuracy, and efficiency of ball bearings. Engineers must carefully determine the right preload level for their specific applications to achieve the desired performance characteristics and avoid potential issues related to overloading or inadequate rigidity.

ball bearing

What Role do Seals and Shields Play in Protecting Ball Bearings from Dirt and Debris?

Seals and shields are critical components of ball bearings that play a crucial role in protecting them from dirt, debris, moisture, and contaminants in various applications. These protective features help maintain the integrity of the bearing’s internal components and ensure reliable operation. Here’s how seals and shields contribute to bearing protection:

  • Contaminant Exclusion:

Seals and shields create a physical barrier between the external environment and the bearing’s interior. They prevent dust, dirt, water, and other contaminants from entering the bearing and coming into contact with the rolling elements and raceways.

  • Lubrication Retention:

Seals and shields help retain lubrication within the bearing. They prevent the lubricant from escaping and contaminants from entering, ensuring that the bearing remains properly lubricated for smooth operation and reduced friction.

  • Corrosion Prevention:

Seals and shields protect bearing components from exposure to moisture and corrosive substances. By preventing moisture ingress, they help extend the bearing’s lifespan by minimizing the risk of corrosion-related damage.

  • Extended Bearing Life:

Seals and shields contribute to the overall longevity of the bearing by reducing wear and damage caused by contaminants. They help maintain a clean internal environment, which promotes proper rolling contact and minimizes the risk of premature failure.

  • Enhanced Performance in Harsh Environments:

In applications exposed to harsh conditions, such as outdoor machinery or industrial settings, seals and shields are vital. They protect bearings from abrasive particles, chemicals, and extreme temperatures, ensuring reliable performance despite challenging conditions.

  • Noise and Vibration Reduction:

Seals and shields can help reduce noise and vibration generated by the bearing. They provide additional damping and stability, contributing to smoother operation and enhanced user comfort in noise-sensitive applications.

  • Customized Protection:

Manufacturers offer a variety of seal and shield designs to suit different application requirements. Some seals provide higher levels of protection against contamination, while others are designed for high-speed or high-temperature environments.

  • Trade-Offs:

While seals and shields offer significant benefits, they can also introduce some friction due to contact with the bearing’s inner or outer ring. Engineers must balance the level of protection with the desired operating characteristics, considering factors like friction, speed, and environmental conditions.

Overall, seals and shields play a vital role in maintaining the integrity and performance of ball bearings. By effectively preventing contaminants from entering and preserving lubrication, they ensure the smooth and reliable operation of machinery and equipment in a wide range of applications.

ball bearing

What are the Different Components that Make up a Typical Ball Bearing?

A typical ball bearing consists of several essential components that work together to reduce friction and support loads. Here are the main components that make up a ball bearing:

  • Outer Ring:

The outer ring is the stationary part of the bearing that provides support and houses the other components. It contains raceways (grooves) that guide the balls’ movement.

  • Inner Ring:

The inner ring is the rotating part of the bearing that attaches to the shaft. It also contains raceways that correspond to those on the outer ring, allowing the balls to roll smoothly.

  • Balls:

The spherical balls are the rolling elements that reduce friction between the inner and outer rings. Their smooth rolling motion enables efficient movement and load distribution.

  • Cage or Retainer:

The cage, also known as the retainer, maintains a consistent spacing between the balls. It prevents the balls from touching each other, reducing friction and preventing jamming.

  • Seals and Shields:

Many ball bearings include seals or shields to protect the internal components from contaminants and retain lubrication. Seals provide better protection against contaminants, while shields offer less resistance to rotation.

  • Lubricant:

Lubrication is essential to reduce friction, wear, and heat generation. Bearings are typically filled with lubricants that ensure smooth movement between the balls and raceways.

  • Flanges and Snap Rings:

In some designs, flanges or snap rings are added to help position and secure the bearing in its housing or on the shaft. Flanges prevent axial movement, while snap rings secure the bearing radially.

  • Raceways:

Raceways are the grooved tracks on the inner and outer rings where the balls roll. The shape and design of the raceways influence the bearing’s load-carrying capacity and performance.

  • Anti-Friction Shield:

In certain high-speed applications, a thin anti-friction shield can be placed between the inner and outer rings to minimize friction and heat generation.

These components work together to enable the smooth rolling motion, load support, and reduced friction that characterize ball bearings. The proper design and assembly of these components ensure the bearing’s optimal performance and longevity in various applications.

China manufacturer Low Friction Roller Skating Ball Bearings 6801of Thin Wall Bearings 6801   bearing blockChina manufacturer Low Friction Roller Skating Ball Bearings 6801of Thin Wall Bearings 6801   bearing block
editor by CX 2024-05-08

China Standard Spherical Roller Bearing Ball Roller Bearing Flexible Bearing Thin Wall Bearing Linear Bearing for Mechatronic Engineering supplier

Product Description

Product Description

Product Description:

Type • Single Row Four Point Contact Ball Slewing Bearing 
• Single Row Crossed Cylindrical Roller Slewing Bearings
• Double Row Ball Slewing Bearings
•Double Row Roller/Ball Combination Slewing Bearing
•Three-Row Roller Slew Ring Bearing
Rolling elements Steel ball / Cylinder Roller
Rolling elements Material GCr5/GCr15SiMn/Customized
Bearing Material 50Mn/42CrMo/42CrMo4V /Stainless Steel,Alu,Customized
Cage Material Nylon 1571/ Steel /Brass
Structure Taper pin , Mounting holes,Inner ring ,Grease fitting,Load plug, Seals , Roller ,Spacer Balls or separators
Outer diameter 50-10000mm
Bore size 50-10000mm
Mounting hole Through Hole/Tapped hole/Counterbore
Raceway hardness 55-62HRC
Inner and outer ring 
modulation hardness
229-269HB/Customized
Gear type No gear ,Internal gear , External gear.
Embellish grease EP2 lithium lubricating grease
Certificate ABS.BV,DNV,ISO9001,GL,3.1,3.2
Application area Ladle turret,Stacker crane,Bucket wheel machine,Solar heliostat Tracking System,port crane, Cabling machine,tower crane , off shore platform,ferris wheel, Palletizing robot,Rotary metallurgical furnace,can packing machine,Wind blade transporter,shield tunneling machine,tube push bench,excavator
Brand Name SoCare-MSI
Place of Origin China
Warranty 18 months
Payment term T/T is our first choice

Packing details

1,Filling with anti-rust oil
2.Corved with Plastic paper
3.Corved with kraft paper 
4.Corved with Blue tie 
5.Put in wooden box

Slewing ring bearings are large-size rolling bearings that can accommodate axial, radial and moment loads acting either singly or in combination and in any direction .They can perform both slewing (oscillating) movements as well as rotational movements. A slewing ring bearing consist of an inner ring, an outer ring and rolling elements (balls or cylindrical rollers) that are separated by polyamide spacers .The rings, 1 of which usually incorporates a gear ,are provided with holes to accommodate attachment bolts. The holes may be threaded. Generally , only the raceways in the rings are hardened and precision-ground.Integral seals made of acrylonitrile-butadiene rubber (NBR) keep the lubricant in, and contaminants out of the bearing. Slewing ring bearings are re-lubricated through grease fittings to reduce maintenance and operating costs.

Compared to traditional pivot arrangements, slewing ring bearing arrangements provide many design and performance advantages. The compactness and large inner diameter simplify the design of the bearing arrangement and its associated components .The low sectional height of these bearings means that the pinion lever can be kept short. In most cases only flat mounting surfaces on the associated components are needed.

Slewing ring bearings were originally designed to be mounted only on horizontal support structure, but can now be used successfully in vertical bearing arrangements .

Slewing ring bearings perform extremely well in a variety of applications such as:
¤ Access platforms
¤ Bucket wheel excavators
¤ Conveyor booms
¤ Cranes of all type
¤ Small ,medium and large excavators
¤ InHangZhou tables
¤ Ladle turrets
¤ Offshore applications
¤ Robots
¤ Railway bogies
¤ Rotary platforms
¤ Stackers
¤ Solar mirrors
¤ Tunnel boring machines
¤ Wind turbines

Introduction

SCB-XT bearings have rectangular cross section rings.

OD size range up : 9″-218″

Option for applications where other series do not meet the size or load capacity required

Construction

-Deep groove gothic CZPT

-4 point contact

-Sealed

-Ring Configuration:

Non geared

External gear

Internal gear

-Grease fittings for lubrication

Applications

-Rotary table

-Lifts

-Excavators

-Mining

-Grappler

Crane

-Wind Turbine

-Hoist

Company Profile

Company  Profile:

                              About SoCare :
The SoCare  brand is synonymous with quality.
Now, we have become an even greater resource for our business partners. Due to embracing technical advances, product support, and service, we have become a truly solutions-oriented supplier.

SoCare  is creating greater value for our partners.

These advances all work together to bring our customers the added benefit of higher productivity. In addition, we provide application specific products, leading edge design simulation tools, on sight engineering support, plant asset efficiency programs, and advanced supply chain management.
             With SoCare  you can expect more!

Application: 
Slewing ring bearings can be widely used in lifting & transport machinery, mining machinery, construction machinery, port hoisting machinery, port oil transfer equipment, onshore and offshore crane, excavator, concrete machine, paper machine, plastic and rubber machine, weave machine, steel plant, electronic power plant, wind power generator, other construction and industry machines or equipments and other large rotary device.

Packaging & Shipping

Packing & Shipping:

Bearing surface is covered with the anti-rust oil first; and then wrapped with the plastic film;

And then packed with kraft paper and professional belts;

At last, with wooden box totally at the outer packing to invoid the rust or the moist;

We can depend on the customers  demand to be packed.

 

After Sales Service

Our Service:
♥1.Your inquiry will be reply within 2 hours.

♥2.Fast delivery,within 15 working days.

♥3.Packing: you will receive a Perfect product with strong outside packing.

♥4.With advanced first-level facilities and testing equipment,to insure no mistake on the dimension of the bearings.

♥5.MOQ is 2 sets, Because we are manufacturer.

♥6.24 hours on line,no limited to talk to us.

♥7.Return Policy:We gladly accept returns for item purchased within a 15 day period, provided it is still in the original package, not used nor damaged.

♥8.Warranty Claims :The Warranty covers any Defect of the product for a period of 18 months. It does not cover items that are not correctly installed or over tightened which may cause premature failure. Installation or any other fee’s are not refundable.

FAQ

FAQ:

1.Q: Are you trading company or manufacturer ?
A: We are a manufacturing enterprise focusing on bearings and integrating research, production and sales with 20 years’ experience.

2.Q: How long is your delivery time?
A: Generally it is 7 days if the goods are in stock. or it is 15 days if the goods are not in stock, Also it is according to quantity.

3.Q: What is your terms of payment ?
A: Payment=1000USD, 30% T/T in advance, balance before shipment.

4.What are the company’s delivery terms?
A:We can accept EXW,FOB,CFR,CIF,etc. You can choose the 1 which is the most convenient cost effective for you.

5.Q: Can you provide special customization according to the working conditions?
A: Sure, we can design and produce the slewing bearings for different working conditions.

6.How many the MOQ of your company?
A:Depending on the size of the bearing, the MOQ is variable, if you are interested, you can contact me for a quote.

7.Does the company accept OEM or customized bearings?
A:In addition to standard products, we also supply non-standard and modified standard products for special application. Meanwhile, we provide OEM service.

8.Can the company provide free samples?
A:We can provide samples for free. You only need to provide shipping.

 

 

 

 

/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

Standard or Nonstandard: Standard
Feature: High Speed, Corrosion-Resistant, Heat-Resistant
Sealing Gland: Sealed On Both Sides
Rolling-Element Number: Single-Row
Roller Type: Spherical Raceway
Material: Alloy
Samples:
US$ 0/Set
1 Set(Min.Order)

|
Request Sample

linear bearing

Challenges and Solutions for Addressing Friction and Wear in Linear Bearings

Friction and wear are common challenges in linear bearings that can impact their performance and lifespan. Here are the challenges and some solutions to address them:

  • 1. Challenge: Friction:

Friction between the bearing components can lead to increased energy consumption, heat generation, and reduced efficiency.

  • Solution: Lubrication:

Proper lubrication is essential to minimize friction. Lubricants reduce the contact between moving parts, allowing smoother motion and reducing wear. Choosing the right lubricant and applying it correctly can significantly mitigate friction-related issues.

  • 2. Challenge: Wear:

Continuous movement can lead to wear on the bearing surfaces, affecting precision and performance over time.

  • Solution: Regular Maintenance:

Implementing a regular maintenance schedule can help monitor wear and replace worn components before they compromise performance. This includes cleaning, re-lubrication, and periodic inspection of the bearing’s condition.

  • 3. Challenge: Contaminants:

Dust, debris, and foreign particles can enter the bearing system, leading to increased friction and accelerated wear.

  • Solution: Sealing and Protection:

Using seals, covers, or protective enclosures can help prevent contaminants from entering the bearing system. These protective measures maintain the integrity of the lubricant and extend the bearing’s lifespan.

  • 4. Challenge: Improper Installation:

If linear bearings are not installed correctly, misalignment and uneven load distribution can contribute to friction and wear.

  • Solution: Precise Installation:

Follow manufacturer guidelines for proper installation, ensuring accurate alignment and even load distribution. This reduces the risk of premature wear and ensures optimal performance.

  • 5. Challenge: Inadequate Lubrication:

If the linear bearings are under-lubricated or over-lubricated, it can lead to increased friction and wear.

  • Solution: Lubrication Management:

Monitor and manage lubrication levels to ensure they are within the recommended range. Regularly assess the lubricant’s condition and replenish as needed to maintain optimal performance.

  • 6. Challenge: High Loads and Speeds:

High loads and speeds can increase friction and wear on linear bearings.

  • Solution: Proper Selection:

Select linear bearings that are designed to handle the specific loads and speeds of the application. This ensures that the bearings can operate effectively under the given conditions.

Addressing friction and wear challenges in linear bearings requires a combination of proper maintenance practices, appropriate lubrication, protective measures, and careful selection of bearings. By implementing these solutions, the performance and longevity of linear bearings can be optimized.

linear bearing

Contribution of Linear Bearings to Smooth Movement of Conveyors and Linear Slides

Linear bearings play a crucial role in ensuring the smooth movement of industrial conveyors and linear slides by providing low-friction support and guiding mechanisms. Here’s how linear bearings contribute to their operation:

  • Smooth Motion: Linear bearings offer precise and smooth linear motion to conveyors and linear slides, allowing materials or objects to move seamlessly along a defined path.
  • Low Friction: The design of linear bearings minimizes friction between the moving parts, reducing energy consumption and wear. This is particularly important for conveyors and slides that require frequent and continuous movement.
  • Guidance: Linear bearings guide the movement of the conveyor belts or linear slides, ensuring that they stay on track and follow the desired path without deviation.
  • Load Support: Linear bearings provide support for both radial and axial loads, allowing conveyors to carry heavy loads and linear slides to accommodate objects or components without sacrificing smoothness.
  • Precision: Linear bearings offer high precision and accuracy, which is essential for applications where precise positioning is required, such as in automated manufacturing processes.
  • Reduced Noise and Vibration: Linear bearings contribute to quieter operation by reducing noise and absorbing vibrations generated during movement. This is beneficial in environments where noise reduction is important.
  • Longevity: By minimizing friction and wear, linear bearings enhance the longevity of conveyors and linear slides, reducing the need for frequent maintenance and replacement.

In industrial settings, linear bearings ensure that conveyors efficiently transport materials, products, or components, while linear slides provide controlled and accurate movement for various applications. Whether in manufacturing, logistics, or automation, the use of linear bearings results in enhanced efficiency, reduced downtime, and improved overall performance.

linear bearing

Examples of Crucial Motion Control Scenarios Using Linear Bearings

Linear bearings are crucial for achieving precise motion control in various scenarios where accuracy, repeatability, and smooth movement are essential. Here are some examples:

  • 1. CNC Machining:

In computer numerical control (CNC) machines, linear bearings enable precise movement of the cutting tool or workpiece along multiple axes. This accuracy is necessary to produce complex and intricate parts with tight tolerances.

  • 2. Semiconductor Manufacturing:

In semiconductor fabrication equipment, linear bearings control the movement of wafers, masks, and other components with micron-level precision. This precision is vital for creating tiny circuits and microchips.

  • 3. 3D Printing:

In 3D printers, linear bearings ensure accurate positioning of the print head and build platform. This accuracy is crucial for creating intricate and detailed 3D-printed objects.

  • 4. Laser Cutting and Engraving:

Linear bearings are used in laser cutting and engraving machines to control the movement of the laser head. Precise motion ensures accurate cutting and engraving on various materials.

  • 5. Microscopy:

In microscopy applications, linear bearings enable precise positioning of microscope stages and objectives. This accuracy is essential for capturing detailed images and conducting precise measurements.

  • 6. Metrology and Inspection:

Linear bearings are crucial in metrology and inspection equipment for accurately measuring and inspecting parts. This ensures compliance with quality standards and specifications.

  • 7. Optical Systems:

In optical systems, linear bearings control the movement of lenses, mirrors, and other optical components. Precise motion is essential for maintaining accurate focus and alignment.

  • 8. Coordinate Measuring Machines (CMMs):

Linear bearings in CMMs allow accurate measurement of parts’ dimensions and geometries. Precise motion ensures reliable measurement results.

  • 9. Aerospace and Defense Testing:

In aerospace and defense industries, linear bearings are used in testing equipment to simulate various conditions. Accurate motion control is crucial for testing components’ performance and durability.

These examples highlight the critical role of linear bearings in achieving precise motion control across industries. Whether in manufacturing, research, or testing, linear bearings ensure accurate and repeatable movement for optimal results.

China Standard Spherical Roller Bearing Ball Roller Bearing Flexible Bearing Thin Wall Bearing Linear Bearing for Mechatronic Engineering   supplierChina Standard Spherical Roller Bearing Ball Roller Bearing Flexible Bearing Thin Wall Bearing Linear Bearing for Mechatronic Engineering   supplier
editor by CX 2024-05-07

China Standard 22222 Ca/W33 Double Row Spherical Roller Bearing/China Wholesale/Engine/Motorcycle/Tractor/Wheel/Linear Guide/Auto/Gear/Deep Groove Ball/Steel/1688 Bearing with Good quality

Product Description

PRODUCTION DESCRIPTION
Self-Aligning roller bearing have 2 rows of rollers, which mainly bear radial loads and can also bear axial loads in either direction. It has high radial load capacity, especially suitable for working under heavy load or vibration load, but it cannot bear pure axial load. The raceway of the outer ring of this type of bearing is spherical, so its self-aligning performance is good, and it can compensate the coaxiality error. There are 2 rows of symmetrical spherical rollers, the outer ring has a common spherical raceway, and the inner ring has 2 raceways inclined at an angle to the bearing axis, which has good self-aligning performance. The bearing can still be used normally. The self-alignment varies with the bearing size series. Generally, the allowable self-alignment angle is 1 to 2.5 degrees. This type of bearing has a large load capacity. In addition to bearing radial loads, the bearing can also bear The axial load acting in both directions has better impact resistance. Generally speaking, the allowable working speed of spherical roller bearings is lower.

Specification Steel NO. HRC Chemical composition %  
C Si Mn Mo S P Cr  
GB/T 18254 Gcr 15 61-65 0.95~1.05 0.15~0.35 0.25~0.45 below 0.08 below 0.571 below 0.571 1.40~1.65  
                     
Technical information:                    
Bearing Number Boundary dimensions(mm) Mass(Kg) Bearing Number Boundary dimensions(mm)
  d D B     d D B
222 Series 22205 25 52 18 0.186  223 Series 22308 40 90 33
  22205K 25 52 18 0.182    22308K 40 90 33
  22205KW33C3 25 52 18 0.182    22324K 120 260 86
  22205W33C3 25 52 18 0.186    22324KW33C3 120 260 86
  22206 30 62 20 0.287    22324W33C3 120 260 86
  22206K 30 62 20 0.282    22326 130 280 93
  22206KW33C3 30 62 20 0.282    22326K 130 280 93
  22206W33C3 30 62 20 0.287    22326KW33C3 130 280 93
  22207 35 72 23 0.446    22326W33C3 130 280 93
  22207K 35 72 23 0.437    22328 140 300 102
  22207KW33C3 35 72 23 0.437    22328K 140 300 102
  22207W33C3 35 72 23 0.446    22328KW33C3 140 300 102
  22208 40 80 23 0.526    22328W33C3 140 300 102
  22208K 40 80 23 0.515    22330 150 320 108
  22208KW33C3 40 80 23 0.515    22330K 150 320 108
  22208W33C3 40 80 23 0.526    22330KW33C3 150 320 108
  22209 45 85 23 0.584    22330W33C3 150 320 108
  22209K 45 85 23 0.572    22332 160 340 114
  22209KW33C3 45 85 23 0.572    22332K 160 340 114
  22209W33C3 45 85 23 0.584    22332KW33C3 160 340 114
  22210 50 90 23 0.63    22332W33C3 160 340 114
  22210K 50 90 23 0.616    22334 170 360 120
  22210KW33C3 50 90 23 0.616    22334K 170 360 120
  22210W33C3 50 90 23 0.63    22334KW33C3 170 360 120
  22211 55 100 25 0.808    22334W33C3 170 360 120
  22211K 55 100 25 0.79    22336 180 380 126
  22211KW33C3 55 100 25 0.832    22336K 180 380 126
  22211W33C3 55 100 25 0.808    22336KW33C3 180 380 126
  22212 60 110 28 1.15    22336W33C3 180 380 126
  22212K 60 110 28 1.13    22338 190 400 132
  22212KW33C3 60 110 28 1.13    22338K 190 400 132
  22212W33C3 60 110 28 1.15    22338KW33C3 190 400 132
  22213 65 120 31 1.5    22338W33C3 190 400 132
  22213K 65 120 31 1.47    22340 200 420 138
  22213KW33C3 65 120 31 1.47    22340K 200 420 138
  22213W33C3 65 120 31 1.5    22340KW33C3 200 420 138
  22214 70 125 31 1.55    22340W33C3 200 420 138
  22214K 70 125 31 1.52    22344 220 460 145
  22214KW33C3 70 125 31 1.52    22344K 220 460 145
  22214W33C3 70 125 31 1.55    22344KW33C3 220 460 145
  22215 75 130 31 1.65    22344W33C3 220 460 145
  22215K 75 130 31 1.61    22348 240 500 155
  22215KW33C3 75 130 31 1.61    22348K 240 500 155
  22215W33C3 75 130 31 1.65    22348KW33C3 240 500 155
  22216 80 140 33 1.99    22348W33C3 240 500 155
  22216K 80 140 33 1.94    22352 260 540 165
  22216KW33C3 80 140 33 1.94    22352K 260 540 165
  22216W33C3 80 140 33 1.99    22352KW33C3 260 540 165
  22217 85 150 36 2.49    22352W33C3 260 540 165
  22217K 85 150 36 2.43    22356 280 580 175
  22217KW33C3 85 150 36 2.43    22356K 280 580 175
  22217W33C3 85 150 36 2.49    22356KW33C3 280 580 175
  22218 90 160 40 3.24    22356W33C3 280 580 175
  22218K 90 160 40 3.16    22360 300 620 185
  22218KW33C3 90 160 40 3.16    22360K 300 620 185
  22218W33C3 90 160 40 3.24    22360KW33C3 300 620 185
  22219 95 170 43 4.1    22360W33C3 300 620 185
  22219K 95 170 43 4.01    22308KW33C3 40 90 33
  22219KW33C3 95 170 43 4.01    22308W33C3 40 90 33
  22219W33C3 95 170 43 4.1    22309 45 100 36
  22220 100 180 46 4.95    22309K 45 100 36
  22220K 100 180 46 4.84    22309KW33C3 45 100 36
  22220KW33C3 100 180 46 4.84    22309W33C3 45 100 36
  22220W33C3 100 180 46 4.95    22310 50 110 40
  22222 110 200 53 7.2    22310K 50 110 40
  22222K 110 200 53 7.04    22310KW33C3 50 110 40
  22222KW33C3 110 200 53 7.04    22310W33C3 50 110 40
  22222W33C3 110 200 53 7.2    22311 55 120 43
  22224 120 215 58 9.1    22311K 55 120 43
  22224K 120 215 58 8.89    22311KW33C3 55 120 43
  22224KW33C3 120 215 58 8.89    22311W33C3 55 120 43
  22224W33C3 120 215 58 9.1    22312 60 130 46
  22226 130 230 64 11.2    22312K 60 130 46
  22226K 130 230 64 10.9    22312KW33C3 60 130 46
  22226KW33C3 130 230 64 10.9    22312W33C3 60 130 46
  22226W33C3 130 230 64 11.2    22313 65 140 48
  22228 140 250 68 14    22313K 65 140 48
  22228K 140 250 68 13.7    22313KW33C3 65 140 48
  22228KW33C3 140 250 68 13.7    22313W33C3 65 140 48
  22228W33C3 140 250 68 14    22314 70 150 51
  22230 150 270 73 18.1    22314K 70 150 51
  22230K 150 270 73 17.7    22314KW33C3 70 150 51
  22230KW33C3 150 270 73 17.7    22314W33C3 70 150 51
  22230W33C3 150 270 73 18.1    22315 75 160 55
  22232 160 290 80 22.7    22315K 75 160 55
  22232K 160 290 80 22.2    22315KW33C3 75 160 55
  22232KW33C3 160 290 80 22.2    22315W33C3 75 160 55
  22232W33C3 160 290 80 22.7    22316 80 170 58
  22234 170 310 86 28    22316K 80 170 58
  22234K 170 310 86 27.3    22316KW33C3 80 170 58
  22234KW33C3 170 310 86 27.3    22316W33C3 80 170 58
  22234W33C3 170 310 86 28    22317 85 180 60
  22236 180 320 86 29.3    22317K 85 180 60
  22236K 180 320 86 28.6    22317KW33C3 85 180 60
  22236KW33C3 180 320 86 28.6    22317W33C3 85 180 60
  22236W33C3 180 320 86 29.3    22318 90 190 64
  22238 190 340 92 36.6    22318K 90 190 64
  22238K 190 340 92 35.8    22318KW33C3 90 190 64
  22238KW33C3 190 340 92 35.8    22318W33C3 90 190 64
  22238W33C3 190 340 92 36.6    22319 95 200 67
  22240 200 360 98 44    22319K 95 200 67
  22240K 200 360 98 43    22319KW33C3 95 200 67
  22240KW33C3 200 360 98 43    22319W33C3 95 200 67
  22240W33C3 200 360 98 44    22320 100 215 73
  22244 220 400 108 60.4    22320K 100 215 73
  22244K 220 400 108 59.1    22320KW33C3 100 215 73
  22244KW33C3 220 400 108 59.1    22320W33C3 100 215 73
  22244W33C3 220 400 108 60.4    22322 110 240 80
  22248 240 440 120 81.7    22322K 110 240 80
  22248K 240 440 120 80    22322KW33C3 110 240 80
  22248KW33C3 240 440 120 80    22322W33C3 110 240 80
  22248W33C3 240 440 120 81.7    22324 120 260 86
  22252 260 480 130 106       
  22252K 260 480 130 104           
  22252KW33C3 260 480 130 104           
  22252W33C3 260 480 130 106           
  22256 280 500 130 112           
  22256K 280 500 130 110           
  22256KW33C3 280 500 130 110           
  22256W33C3 280 500 130 112           
  22260 300 540 140 141           
  22260K 300 540 140 138           
  22260KW33C3 300 540 140 138           
  22260W33C3 300 540 140 141           
213 Series 21308 40 90 23 0.705  230 Series 23571 110 170 45
  21308K 40 90 23 0.694    23571K 110 170 45
  21308KW33C3 40 90 23 0.694    23571KW33C3 110 170 45
  21308W33C3 40 90 23 0.705    23571W33C3 110 170 45
  21309 45 100 25 0.927    23571 120 180 46
  21309K 45 100 25 0.912    23571K 120 180 46
  21309KW33C3 45 100 25 0.912    23571KW33C3 120 180 46
  21309W33C3 45 100 25 0.927    23571W33C3 120 180 46
  21310 50 110 27 1.21    23026 130 200 52
  21310K 50 110 27 1.19    23026K 130 200 52
  21310KW33C3 50 110 27 1.19    23026KW33C3 130 200 52
  21310W33C3 50 110 27 1.21    23026W33C3 130 200 52
  21311 55 120 29 1.71    23571 140 210 53
  21311K 55 120 29 1.69    23571K 140 210 53
  21311KW33C3 55 120 29 1.69    23571KW33C3 140 210 53
  21311W33C3 55 120 29 1.71    23571W33C3 140 210 53
  21312 60 130 31 2.1    23030 150 225 56
  21312K 60 130 31 2.07    23030K 150 225 56
  21312KW33C3 60 130 31 2.07    23030KW33C3 150 225 56
  21312W33C3 60 130 31 2.1    23030W33C3 150 225 56
  21313 65 140 33 2.55    23032 160 240 60
  21313K 65 140 33 2.51    23032K 160 240 60
  21313KW33C3 65 140 33 2.51    23032KW33C3 160 240 60
  21313W33C3 65 140 33 2.55    23032W33C3 160 240 60
  21314 70 150 35 3.18    23034 170 260 67
  21314K 70 150 35 3.14    23034K 170 260 67
  21314KW33C3 70 150 35 3.14    23034KW33C3 170 260 67
  21314W33C3 70 150 35 3.18    23034W33C3 170 260 67
  21315 75 160 37 3.81    23036 180 280 74
  21315K 75 160 37 3.76    23036K 180 280 74
  21315KW33C3 75 160 37 3.76    23036KW33C3 180 280 74
  21315W33C3 75 160 37 3.81    23036W33C3 180 280 74
  21316 80 170 39 4.53    23038 190 290 75
  21316K 80 170 39 4.47    23038K 190 290 75
  21316KW33C3 80 170 39 4.47    23038KW33C3 190 290 75
  21316W33C3 80 170 39 4.53    23038W33C3 190 290 75
  21317 85 180 41 5.35    23040 200 310 82
  21317K 85 180 41 5.28    23040K 200 310 82
  21317KW33C3 85 180 41 5.28    23040KW33C3 200 310 82
  21317W33C3 85 180 41 5.35    23040W33C3 200 310 82
  21318 90 190 43 6.3    23044 220 340 90
  21318K 90 190 43 6.21    23044K 220 340 90
  21318KW33C3 90 190 43 6.21    23044KW33C3 220 340 90
  21318W33C3 90 190 43 6.3    23044W33C3 220 340 90
  21319 95 200 45 7.1    23048 240 360 92
  21319K 95 200 45   23048K 240 360 92
  21319KW33C3 95 200 45   23048KW33C3 240 360 92
  21319W33C3 95 200 45 7.1    23048W33C3 240 360 92
  21320 100 215 47 8.89    23052 260 400 104
  21320K 100 215 47 8.78    23052K 260 400 104
  21320KW33C3 100 215 47 8.78    23052KW33C3 260 400 104
  21320W33C3 100 215 47 8.89    23052W33C3 260 400 104
  21322 110 240 50 11.2    23056 280 420 106
  21322K 110 240 50 11.1    23056K 280 420 106
  21322KW33C3 110 240 50 11.1    23056KW33C3 280 420 106
  21322W33C3 110 240 50 11.2    23056W33C3 280 420 106
              23060 300 460 118
              23060K 300 460 118
              23060KW33C3 300 460 118
              23060W33C3 300 460 118
231 Series 23120 100 165 52 4.3  232 Series 23218 90 160 52.4
  23120K 100 165 52 4.16    23218K 90 160 52.4
  23120KW33C3 100 165 52 4.16    23218KW33C3 90 160 52.4
  23120W33C3 100 165 52 4.3    23218W33C3 90 160 52.4
  23122 110 180 56 5.4    23220 100 180 60.3
  23122K 110 180 56 5.22    23220K 100 180 60.3
  23122KW33C3 110 180 56 5.22    23220KW33C3 100 180 60.3
  23122W33C3 110 180 56 5.4    23220W33C3 100 180 60.3
  23124 120 200 62 7.7    23222 110 200 69.8
  23124K 120 200 62 7.46    23222K 110 200 69.8
  23124KW33C3 120 200 62 7.46    23222KW33C3 110 200 69.8
  23124W33C3 120 200 62 7.7    23222W33C3 110 200 69.8
  23126 130 210 64 8.47    23224 120 215 76
  23126K 130 210 64 8.2    23224K 120 215 76
  23126KW33C3 130 210 64 8.2    23224KW33C3 120 215 76
  23126W33C3 130 210 64 8.47    23224W33C3 120 215 76
  23128 140 225 68 10.2    23226 130 230 80
  23128K 140 225 68 9.86    23226K 130 230 80
  23128KW33C3 140 225 68 9.86    23226KW33C3 130 230 80
  23128W33C3 140 225 68 10.2    23226W33C3 130 230 80
  23130 150 250 80 15.6    23228 140 250 88
  23130K 150 250 80 15.1    23228K 140 250 88
  23130KW33C3 150 250 80 15.1    23228KW33C3 140 250 88
  23130W33C3 150 250 80 15.6    23228W33C3 140 250 88
  23132 160 270 86 19.8    23230 150 270 96
  23132K 160 270 86 19.2    23230K 150 270 96
  23132KW33C3 160 270 86 19.2    23230KW33C3 150 270 96
  23132W33C3 160 270 86 19.8    23230W33C3 150 270 96
  23134 170 280 88 21.5    23232 160 290 104
  23134K 170 280 88 20.8    23232K 160 290 104
  23134KW33C3 170 280 88 20.8    23232KW33C3 160 290 104
  23134W33C3 170 280 88 21.5    23232W33C3 160 290 104
  23136 180 300 96 25.1    23234 170 310 110
  23136K 180 300 96 24.2    23234K 170 310 110
  23136KW33C3 180 300 96 24.2    23234KW33C3 170 310 110
  23136W33C3 180 300 96 25.1    23234W33C3 170 310 110
  23138 190 320 104 35.3    23236 180 320 112
  23138K 190 320 104 34.2    23236K 180 320 112
  23138KW33C3 190 320 104 34.2    23236KW33C3 180 320 112
  23138W33C3 190 320 104 35.3    23236W33C3 180 320 112
  23140 200 340 112 43.3    23238 190 340 120
  23140K 200 340 112 42    23238K 190 340 120
  23140KW33C3 200 340 112 42    23238KW33C3 190 340 120
  23140W33C3 200 340 112 43.3    23238W33C3 190 340 120
  23144 220 370 120 53.3    23240 200 360 128
  23144K 220 370 120 51.6    23240K 200 360 128
  23144KW33C3 220 370 120 51.6    23240KW33C3 200 360 128
  23144W33C3 220 370 120 53.3    23240W33C3 200 360 128
  23148 240 400 128 65.8    23244 220 400 144
  23148K 240 400 128 63.8    23244K 220 400 144
  23148KW33C3 240 400 128 63.8    23244KW33C3 220 400 144
  23148W33C3 240 400 128 65.8    23244W33C3 220 400 144
  23152 260 440 144 91.4    23248 240 440 160
  23152K 260 440 144 88.6    23248K 240 440 160
  23152KW33C3 260 440 144 88.6    23248KW33C3 240 440 160
  23152W33C3 260 440 144 91.4    23248W33C3 240 440 160
  23156 280 460 146 97.7    23252 260 480 174
  23156K 280 460 146 94.6    23252K 260 480 174
  23156KW33C3 280 460 146 94.6    23252KW33C3 260 480 174
  23156W33C3 280 460 146 97.7    23252W33C3 260 480 174
  23160 300 500 160 131    23256 280 500 176
  23160K 300 500 160 127    23256K 280 500 176
  23160KW33C3 300 500 160 127    23256KW33C3 280 500 176
  23160W33C3 300 500 160 131    23256W33C3 280 500 176
              23260 300 540 192
              23260K 300 540 192
              23260KW33C3 300 540 192
              23260W33C3 300 540 192
239 Series 23936 180 250 52 8.21  240 Series 24571 120 180 60
  23936K 180 250 52 7.95    24571K30 120 180 60
  23936KW33C3 180 250 52 7.95    24571K30W33C3 120 180 60
  23936W33C3 180 250 52 8.21    24571W33C3 120 180 60
  23938 190 260 52 8.6    24026 130 200 69
  23938K 190 260 52 8.34    24026K30 130 200 69
  23938KW33C3 190 260 52 8.34    24026K30W33C3 130 200 69
  23938W33C3 190 260 52 8.6    24026W33C3 130 200 69
  23940 200 280 60 12.1    24571 140 210 69
  23940K 200 280 60 11.7    24571K30 140 210 69
  23940KW33C3 200 280 60 11.7    24571K30W33C3 140 210 69
  23940W33C3 200 280 60 12.1    24571W33C3 140 210 69
  23944 220 300 60 13.1    24030 150 225 75
  23944K 220 300 60 12.7    24030K30 150 225 75
  23944KW33C3 220 300 60 12.7    24030K30W33C3 150 225 75
  23944W33C3 220 300 60 13.1    24030W33C3 150 225 75
  23948 240 320 60 14    24032 160 240 80
  23948K 240 320 60 13.6    24032K30 160 240 80
  23948KW33C3 240 320 60 13.6    24032K30W33C3 160 240 80
  23948W33C3 240 320 60 14    24032W33C3 160 240 80
  23952 260 360 75 24    24034 170 260 90
  23952K 260 360 75 23.3    24034K30 170 260 90
  23952KW33C3 260 360 75 23.3    24034K30W33C3 170 260 90
  23952W33C3 260 360 75 24    24034W33C3 170 260 90
  23956 280 380 75 26.4    24036 180 280 100
  23956K 280 380 75 25.6    24036K30 180 280 100
  23956KW33C3 280 380 75 25.6    24036K30W33C3 180 280 100
  23956W33C3 280 380 75 26.4    24036W33C3 180 280 100
  23960 300 420 90 40    24038 190 290 100
  23960K 300 420 90 38.7    24038K30 190 290 100
  23960KW33C3 300 420 90 38.7    24038K30W33C3 190 290 100
  23960W33C3 300 420 90 40    24038W33C3 190 290 100
241 Series 24122 110 180 69 7.07    24040 200 310 109
  24122K30 110 180 69 6.96    24040K30 200 310 109
  24122K30W33C3 110 180 69 6.96    24040K30W33C3 200 310 109
  24122W33C3 110 180 69 7.07    24040W33C3 200 310 109
  24124 120 200 80 10.3    24044 220 340 118
  24124K30 120 200 80 10.1    24044K30 220 340 118
  24124K30W33C3 120 200 80 10.1    24044K30W33C3 220 340 118
  24124W33C3 120 200 80 10.3    24044W33C3 220 340 118
  24126 130 210 80 11    24048 240 360 118
  24126K30 130 210 80 10.8    24048K30 240 360 118
  24126K30W33C3 130 210 80 10.8    24048K30W33C3 240 360 118
  24126W33C3 130 210 80 11    24048W33C3 240 360 118
  24128 140 225 85 13.3    24052 260 400 140
  24128K30 140 225 85 13.1    24052K30 260 400 140
  24128K30W33C3 140 225 85 13.1    24052K30W33C3 260 400 140
  24128W33C3 140 225 85 13.3    24052W33C3 260 400 140
  24130 150 250 100 20.2    24056 280 420 140
  24130K30 150 250 100 20    24056K30 280 420 140
  24130K30W33C3 150 250 100 20    24056K30W33C3 280 420 140
  24130W33C3 150 250 100 20.2    24056W33C3 280 420 140
  24132 160 270 109 26    24060 300 460 160
  24132K30 160 270 109 25.6    24060K30 300 460 160
  24132K30W33C3 160 270 109 25.6    24060K30W33C3 300 460 160
  24132W33C3 160 270 109 26    24060W33C3 300 460 160
  24134 170 280 109 27.2           
  24134K30 170 280 109 26.8           
  24134K30W33C3 170 280 109 26.8           
  24134W33C3 170 280 109 27.2           
  24136 180 300 118 34.3           
  24136K30 180 300 118 33.8           
  24136K30W33C3 180 300 118 33.8           
  24136W33C3 180 300 118 34.3           
  24138 190 320 128 42.8           
  24138K30 190 320 128 42.2           
  24138K30W33C3 190 320 128 42.2           
  24138W33C3 190 320 128 42.8           
  24140 200 340 140 53.4           
  24140K30 200 340 140 52.6           
  24140K30W33C3 200 340 140 52.6           
  24140W33C3 200 340 140 53.4           
  24144 220 370 150 67           
  24144K30 220 370 150 66           
  24144K30W33C3 220 370 150 66           
  24144W33C3 220 370 150 67           
  24148 240 400 160 82.2           
  24148K30 240 400 160 80.9           
  24148K30W33C3 240 400 160 80.9           
  24148W33C3 240 400 160 82.2           
  24152 260 440 180 114           
  24152K30 260 440 180 112           
  24152K30W33C3 260 440 180 112           
  24152W33C3 260 440 180 114           
  24156 280 460 180 120           
  24156K30 280 460 180 118           
  24156K30W33C3 280 460 180 118           
  24156W33C3 280 460 180 120           
  24160 300 500 200 161           
  24160K30 300 500 200 159           
  24160K30W33C3 300 500 200 159           
  24160W33C3 300 500 200 161    

COMPANY INTRODUCTION

Haisai bearing is a regular model industrial manufacturing enterprise integrating bearing product research and development, design, manufacturing, import and export trade. The company was founded in 1998, covers an area of more than 90,000 square meters, plant area of more than 20,000 square meters, more than 200 employees, more than 20 technical engineers, has passed the international/SO9001:2008,1SO/TS16949:2009 and other quality management system certification. In addition, we have 2 factories (located in ZheJiang and HangZhou respectively) and a trading company. We have completed the high-speed forging of bearing steel dock, automatic high-precision grinding, cryoquenching, unitized automatic constant temperature grinding, intelligent assembly and so on, complete profession production. The product size from 30mm-750mm covers single and double row tapered roller bearing, British garden taper roller bearing, deep groove ball bearing, stainless steel shaft reducer special bearings, agricultural equipment bearings, a total of more than 2500 specifications of products.
We have a professional team of excellent quality, the technical center is equipped with all kinds of testing machines, high-precision testing instruments,material analysis instruments and more than 60 sets, for users to design develop, trial-produce all kinds of special purpose bearings, and do our best to provide high-end customers around the world with the best solutions and good after-sales service!
We has many years of experience in the industrial field of bearing supporting and industrial service, the products are exported to the United States, Germany, Italy, France, the Czech Republic, Russia and other European and American countries and supporting enterprises. We both at home and abroad enjoy a good business reputation!
We promise to be responsible for every set of bearings and industrial products sold! Make every customer satisfied, is our constant pursuit!


FAQ

Q:What’s your after-sales service and warranty?
A: We promise to bear the following responsibilities when defective products were found:
1. Replacements would be sent with goods of your next order;
2. Refund for defective products if customers require.

Q:Do you accept ODM&OEM orders?
A: Yes, we provide ODM&OEM services to worldwide customers, we also customize OEM box and packing as your requirements.

Q:What’s the MOQ?
A: MOQ is 10pcs for standardized products; for customized products, MOQ should be negotiated in advance. There is no MOQ for sample orders.

Q:How long is the lead time?
A: The lead time for sample orders is 3-5 days, for bulk orders is 5-15 days.

Q:Do you offer free samples? 
A: Yes we offer free samples to distributors and wholesalers, however customers should bear freight. We DO NOT offer free samples to end users. 

Q:How to place order?
A: 1. Email us the model, brand and quantity,shipping way of bearings and we will quote our best price for you; 
2. Proforma Invoice made and sent to you as the price agreed by both parts; 
3. Deposit Payment after confirming the PI and we arrange production; 
4. Balance paid before shipment or after copy of Bill of Loading. /* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

Inner Size: 25mm
Outer Size: 52mm
Width: 18mm
Weight: 0.184kg
Service: 24h
Factory or Trader: Factory
Samples:
US$ 0.10/Piece
1 Piece(Min.Order)

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Request Sample

Customization:
Available

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Customized Request

linear bearing

Prolonging the Life of Linear Bearings Through Maintenance Practices

Implementing proper maintenance practices is essential to extend the lifespan of linear bearings and ensure their optimal performance. Here are specific maintenance practices that can help:

  • 1. Regular Lubrication:

Ensure that linear bearings are properly lubricated as recommended by the manufacturer. Adequate lubrication minimizes friction, reduces wear, and prevents premature failure.

  • 2. Cleaning:

Regularly clean the linear bearing components to remove dirt, debris, and contaminants. Keeping the bearings clean reduces the risk of abrasive particles causing damage.

  • 3. Inspection:

Periodically inspect linear bearings for signs of wear, damage, or misalignment. Look for uneven wear patterns, visible damage, or any unusual behavior during motion.

  • 4. Alignment:

Ensure proper alignment of the linear components to prevent excessive stress on the bearings. Misalignment can lead to premature wear and reduced lifespan.

  • 5. Proper Handling:

Handle linear bearings with care during installation and maintenance. Avoid dropping or impacting the bearings, which can cause internal damage.

  • 6. Load Distribution:

Distribute loads evenly across multiple linear bearings if applicable. This prevents overloading individual bearings and extends their life.

  • 7. Environmental Considerations:

Protect linear bearings from harsh environments, extreme temperatures, and corrosive substances. Use appropriate seals and enclosures to prevent contamination.

  • 8. Regular Maintenance Schedule:

Create a maintenance schedule based on usage and manufacturer recommendations. Consistent maintenance helps identify issues early and prevents unexpected failures.

  • 9. Proper Storage:

Store spare linear bearings in a clean and dry environment. Avoid exposure to moisture and dust, which can damage the bearings over time.

  • 10. Consult Manufacturer Guidelines:

Follow the manufacturer’s guidelines and recommendations for maintenance, lubrication, and replacement intervals specific to the linear bearings you are using.

By implementing these maintenance practices, you can significantly prolong the life of linear bearings, reduce downtime, and ensure optimal performance in various applications.

linear bearing

Enhancing 3D Printers and Additive Manufacturing with Linear Bearings

Linear bearings play a crucial role in the efficient and precise operation of 3D printers and additive manufacturing processes. Here’s how they contribute to these technologies:

  • Precise Motion Control:

Linear bearings provide smooth and accurate linear motion control, ensuring precise positioning of the print head or build platform. This precision is essential for creating intricate and detailed 3D printed objects.

  • High Repeatability:

Linear bearings offer high repeatability, enabling the printer to consistently recreate complex geometries layer by layer. This is crucial for producing parts with consistent quality and dimensions.

  • Reduced Vibration and Wobble:

The smooth motion provided by linear bearings minimizes vibrations and wobbling during printing, leading to smoother surface finishes and improved print quality.

  • High-Speed Printing:

Linear bearings can handle high speeds, allowing 3D printers to operate at faster print speeds without sacrificing accuracy. This is beneficial for reducing overall print time.

  • Compact Design:

Many linear bearings have a compact and space-efficient design, which is important for fitting within the confined spaces of 3D printers while maintaining the required range of motion.

  • Low Friction and Wear:

Linear bearings are designed to minimize friction and wear, leading to longer lifespan and reduced maintenance requirements. This is especially important in additive manufacturing where continuous operation is desired.

  • Smooth Layer-by-Layer Building:

In additive manufacturing, linear bearings enable precise movement of the build platform or print head, ensuring that each layer is accurately aligned and built upon the previous layer.

  • Complex Geometries:

Linear bearings enable 3D printers to create complex and intricate geometries that require precise control over the movement of the print head and build platform.

Overall, linear bearings contribute to the success of 3D printing and additive manufacturing by providing the necessary motion control, precision, and reliability needed to create high-quality and intricate 3D printed objects.

linear bearing

Linear Bearings: Definition and Applications

Linear bearings are mechanical components designed to facilitate smooth and controlled linear motion in a single direction. They are widely used across various industries to provide precise movement and guidance in applications where traditional rotary bearings are not suitable. Linear bearings offer several advantages and find use in a diverse range of applications:

  • Precision Machinery:

Linear bearings are a fundamental part of precision machinery such as CNC machines, laser cutting equipment, and coordinate measuring machines. They ensure accurate movement and positioning of tools and components, enabling high-quality and intricate work.

  • Industrial Automation:

In automated manufacturing and assembly lines, linear bearings play a critical role in moving robotic arms, conveyors, and various stages along predefined paths. Their ability to provide smooth and repeatable motion contributes to increased production efficiency.

  • Medical Devices:

Linear bearings are essential in medical devices like diagnostic machines, imaging systems, and robotic surgical equipment. They enable precise movement and positioning required for accurate diagnoses and minimally invasive procedures.

  • Packaging Machinery:

In packaging industries, linear bearings guide the motion of conveyor belts, sealing mechanisms, and labeling devices. These bearings ensure consistent and reliable packaging processes.

  • Material Handling:

Linear bearings are used in various material handling equipment such as pick-and-place systems, automated warehouses, and sorting machines. They enable efficient movement of goods and materials with reduced friction and wear.

  • Semiconductor Manufacturing:

In semiconductor fabrication, where extreme precision is crucial, linear bearings are employed in wafer handling, chip assembly, and inspection equipment. They ensure contamination-free motion and positioning of delicate components.

  • Textile Machinery:

Textile machines use linear bearings for guiding yarn paths, thread tensioning, and controlling the movement of fabric during weaving and knitting. These bearings contribute to the quality and efficiency of textile production.

  • Automotive Manufacturing:

Linear bearings are found in automotive assembly lines for tasks such as welding, painting, and component installation. They provide accurate movement and positioning of vehicle parts, contributing to the production process.

  • Aerospace and Defense:

In aerospace applications, linear bearings are used in various mechanisms, including aircraft seats, control surfaces, and satellite deployment systems. Their reliability and precision are crucial in these demanding environments.

  • Renewable Energy:

In wind turbines and solar panel manufacturing, linear bearings are used to adjust the positioning of blades, solar panels, and tracking systems. They contribute to the efficiency of renewable energy generation.

Overall, linear bearings offer precise, controlled, and smooth linear motion in diverse applications across industries. Their ability to guide and support loads while minimizing friction and wear makes them essential components for achieving accurate movement and improved operational efficiency.

China Standard 22222 Ca/W33 Double Row Spherical Roller Bearing/China Wholesale/Engine/Motorcycle/Tractor/Wheel/Linear Guide/Auto/Gear/Deep Groove Ball/Steel/1688 Bearing   with Good qualityChina Standard 22222 Ca/W33 Double Row Spherical Roller Bearing/China Wholesale/Engine/Motorcycle/Tractor/Wheel/Linear Guide/Auto/Gear/Deep Groove Ball/Steel/1688 Bearing   with Good quality
editor by CX 2024-05-02

China factory Stable Plastic Bearing with Steel Balls Sliding Bearing Roller with RoHS (ML-AU043) bearing engineering

Product Description

HangZhou CZPT PULLEY MANUFACTURE CO., LTD. has been specialized in manufacturing Plastic Pulley/Rollers, Die-punching Pulley/Bearing, and Non-standard Bearings for about 25 years. It is located in HangZhou city of ZHangZhoug Province, which has convenient transportation benefited from Nignbo Seaport, HangZhou International Airport and the highway networks. Our company covers an area of 7000 m², with building area of 10500 m². Relying on advanced processing equipments and technology, and strict inspection system, our company is CZPT to provide good-quality and competitive products, and has gained a good reputation among customers.
We are committed  to developing  and designing  different  kinds of non-standard pulley  bearings, with an annual production  capacity  of 120 million sets. We export to more than 70 countries  and areas, like USA, Canada, Spain, Germany, France and Italy, etc.
Our company maintains our quality system to ISO 9001:2000, and has been audited by SGS for our production operations. We will continuously seek to provide our customers with good-quality products, excellent service and most competitive price. We look forward to building long-term business relationship with you and achieving our mutual benefits.
 

About us

name Stable Plastic Bearing with Steel Balls Sliding Bearing Roller with ROHS(ML-AU043)
Brand  name According to customers’ requirements
Size As per the customer’s technic drawing or samples
material pom,pa6,pa66,nylon,pvc,abs…wheels,Aluminium,Zinc,Stainless steel frame
Technical process bearing production assembling,zinc plating,injection,turning
Color orange,white,black,yellow
Types customized
Payment terms A:100% TT
B: 30% T/T in advance .70% against copy of  B/L
Application caster wheel , small pulley , window , sliding door ,door closet wardrobe system…
Product Description 1.Item No.: as shown in the picture.
2.Material: steel/zinc/aluminum/plastic bracket + ball bearing / needle bearing wheel
3.For some models, the height of the roller is adjustable.
4.Color of the wheel: red, green, white, orange, etc.
5.Application: sliding door and window, binds, rolling shutters, furniture, conveyor belt, etc.
6.Normal packing: poly bag + outer carton

 

 

Contact Us

HangZhou CZPT Pulley Manufacture Co., Ltd.

WEB: http://nbminli /  
ADDRESS: No.9 CZPT Road, CZPT Industrial Zone, Xihu (West Lake) Dis. District, HangZhou, China

Comparable products

 

FAQ

Q: How to get a quotation and start business relationship with your company?
 A: Please send us email and our sales representive will contact you as soon as we receive your email.
Q: How to receive a quotaion in the shortest time?
 A: When you send us an enquiry, please try to provide more details, such as product size, photo or drawing, order quantity, etc. 
Q: How to start an OEM project with your company?
 A: Please send us your designed drawings or original samples so that we can offer a quotation first. If all details are confirmed, we will arrange sample production once received your deposit .
Q: What’s your MOQ?
A: The MOQ depends on the design and production processes of the products. Nomally our company MOQ is 10000pc , but it can be much more or less depending on different product types. Therefore, we recommend you to tell us your required quantity first.
Q:How long can I receive an order?
A: That depends on the specific items and your order quantity. The lead time varies from 30 to 90 days.

Why choose us

 

1.Professional experience: almost 20 years’ expenience in non-standard bearings, rollers, pulleys, and other plastic accessories for door and window.
2.Popular over the world: over 20 market countries.
3.Advantage: good quality with competitive price.
4.OEM offered: technical drawings, samples or photos are needed.

For more information, please visit http://nbminli /  

/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

Rolling Body: Ball Bearings
The Number of Rows: Single
Outer Dimension: Micro(≤26mm)
Samples:
US$ 1/Piece
1 Piece(Min.Order)

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Order Sample

Customization:
Available

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Customized Request

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Shipping Cost:

Estimated freight per unit.







about shipping cost and estimated delivery time.
Payment Method:







 

Initial Payment



Full Payment
Currency: US$
Return&refunds: You can apply for a refund up to 30 days after receipt of the products.

ball bearing

How does Preload Affect the Performance and Efficiency of Ball Bearings?

Preload is a crucial factor in ball bearing design that significantly impacts the performance, efficiency, and overall behavior of the bearings in various applications. Preload refers to the intentional axial force applied to the bearing’s rolling elements before it is mounted. This force eliminates internal clearance and creates contact between the rolling elements and the raceways. Here’s how preload affects ball bearing performance:

  • Reduction of Internal Clearance:

Applying preload reduces the internal clearance between the rolling elements and the raceways. This eliminates play within the bearing, ensuring that the rolling elements are in constant contact with the raceways. This reduced internal clearance enhances precision and reduces vibrations during operation.

  • Increased Stiffness:

Preloaded bearings are stiffer due to the elimination of internal clearance. This increased stiffness improves the bearing’s ability to handle axial and radial loads with higher accuracy and minimal deflection.

  • Minimized Axial Play:

Preload minimizes or eliminates axial play within the bearing. This is especially important in applications where axial movement needs to be minimized, such as machine tool spindles and precision instruments.

  • Enhanced Rigidity:

The stiffness resulting from preload enhances the bearing’s rigidity, making it less susceptible to deformation under load. This is critical for maintaining precision and accuracy in applications that require minimal deflection.

  • Reduction in Ball Slippage:

Preload reduces the likelihood of ball slippage within the bearing, ensuring consistent contact between the rolling elements and the raceways. This leads to improved efficiency and better load distribution.

  • Improved Running Accuracy:

Preloading enhances the running accuracy of the bearing, ensuring that it maintains precise rotational characteristics even under varying loads and speeds. This is essential for applications requiring high accuracy and repeatability.

  • Optimized Performance at High Speeds:

Preload helps prevent skidding and slipping of the rolling elements during high-speed operation. This ensures that the bearing remains stable, reducing the risk of noise, vibration, and premature wear.

  • Impact on Friction and Heat Generation:

While preload reduces internal clearance and friction, excessive preload can lead to higher friction and increased heat generation. A balance must be struck between optimal preload and minimizing friction-related issues.

  • Application-Specific Considerations:

The appropriate amount of preload depends on the application’s requirements, such as load, speed, accuracy, and operating conditions. Over-preloading can lead to increased stress and premature bearing failure, while under-preloading may result in inadequate rigidity and reduced performance.

Overall, preload plays a critical role in optimizing the performance, accuracy, and efficiency of ball bearings. Engineers must carefully determine the right preload level for their specific applications to achieve the desired performance characteristics and avoid potential issues related to overloading or inadequate rigidity.

ball bearing

What Precautions should be taken to Prevent Contamination of Ball Bearings in Industrial Settings?

Preventing contamination of ball bearings is essential to ensure their proper function, longevity, and overall performance in industrial settings. Contaminants such as dust, dirt, debris, and particles can significantly impact bearing operation. Here are important precautions to take to prevent contamination of ball bearings:

  • Effective Sealing:

Choose ball bearings with appropriate seals or shields to prevent the ingress of contaminants. Seals provide a physical barrier against dust, moisture, and particles, ensuring the bearing’s interior remains clean.

  • Clean Environment:

Maintain a clean working environment around the machinery and equipment. Regularly clean the surrounding areas to prevent the accumulation of dirt and debris that could enter the bearings.

  • Proper Handling:

Handle bearings with clean hands and use gloves if necessary. Avoid touching the bearing surfaces with bare hands, as natural skin oils can transfer contaminants onto the bearing.

  • Clean Tools and Equipment:

Use clean tools and equipment during installation and maintenance to prevent introducing contaminants. Ensure that tools are properly cleaned before coming into contact with the bearing components.

  • Contamination-Controlled Workstations:

Establish contamination-controlled workstations for bearing handling, installation, and maintenance. These areas should have proper ventilation, filtered air, and minimal exposure to external contaminants.

  • Proper Lubrication:

Use the correct lubricant in appropriate quantities. Lubricants help create a barrier against contaminants and reduce friction. Regularly inspect and replenish lubrication to maintain its effectiveness.

  • Regular Inspections:

Implement a routine inspection schedule to monitor the condition of the bearings. Look for signs of contamination, wear, and damage. Address any issues promptly to prevent further damage.

  • Training and Education:

Train personnel on proper handling, installation, and maintenance practices to minimize the risk of contamination. Educated employees are more likely to take precautions and prevent accidental contamination.

  • Environmental Controls:

In sensitive environments, such as clean rooms or medical facilities, implement strict environmental controls to minimize the presence of contaminants that could affect bearing performance.

  • Regular Cleaning and Maintenance:

Perform regular cleaning and maintenance of machinery and equipment to prevent the buildup of contaminants. Keep bearings protected during maintenance to prevent debris from entering during the process.

  • Selection of Suitable Bearings:

Choose bearings that are specifically designed for the application’s environmental conditions. Some bearings have advanced sealing options or specialized coatings that enhance contamination resistance.

By implementing these precautions, industries can significantly reduce the risk of contamination in ball bearings, ensuring smooth operation, extended bearing life, and enhanced equipment reliability.

ball bearing

What are the Different Components that Make up a Typical Ball Bearing?

A typical ball bearing consists of several essential components that work together to reduce friction and support loads. Here are the main components that make up a ball bearing:

  • Outer Ring:

The outer ring is the stationary part of the bearing that provides support and houses the other components. It contains raceways (grooves) that guide the balls’ movement.

  • Inner Ring:

The inner ring is the rotating part of the bearing that attaches to the shaft. It also contains raceways that correspond to those on the outer ring, allowing the balls to roll smoothly.

  • Balls:

The spherical balls are the rolling elements that reduce friction between the inner and outer rings. Their smooth rolling motion enables efficient movement and load distribution.

  • Cage or Retainer:

The cage, also known as the retainer, maintains a consistent spacing between the balls. It prevents the balls from touching each other, reducing friction and preventing jamming.

  • Seals and Shields:

Many ball bearings include seals or shields to protect the internal components from contaminants and retain lubrication. Seals provide better protection against contaminants, while shields offer less resistance to rotation.

  • Lubricant:

Lubrication is essential to reduce friction, wear, and heat generation. Bearings are typically filled with lubricants that ensure smooth movement between the balls and raceways.

  • Flanges and Snap Rings:

In some designs, flanges or snap rings are added to help position and secure the bearing in its housing or on the shaft. Flanges prevent axial movement, while snap rings secure the bearing radially.

  • Raceways:

Raceways are the grooved tracks on the inner and outer rings where the balls roll. The shape and design of the raceways influence the bearing’s load-carrying capacity and performance.

  • Anti-Friction Shield:

In certain high-speed applications, a thin anti-friction shield can be placed between the inner and outer rings to minimize friction and heat generation.

These components work together to enable the smooth rolling motion, load support, and reduced friction that characterize ball bearings. The proper design and assembly of these components ensure the bearing’s optimal performance and longevity in various applications.

China factory Stable Plastic Bearing with Steel Balls Sliding Bearing Roller with RoHS (ML-AU043)   bearing engineeringChina factory Stable Plastic Bearing with Steel Balls Sliding Bearing Roller with RoHS (ML-AU043)   bearing engineering
editor by CX 2024-04-30

China supplier Taper Roller Bearing/Auto Parts/Cylindrical Roller Bearing/Ball Bearing ball bearing

Product Description

Aluminum Die Casting for Metal Radiator Cover/Aluminum cast/gearbox/precision/high-pressure casting/gravity/metal/steel/zinc alloy die-cast

*We bring complete casting solutions to enhance your products and services with the speed and efficiency demanded in today’s marketplace.
*We can produce both aluminum and zinc die castings, and we offer exceptional technical and operational support to help move your business forward.
We deal with a wide range of products which include:
*Auto Parts
*Process Industries
*Auto Meters Castings
*Consumer Electrical Industries
*Textile Industries
*Electronic Industries

Our advantages:
1. High quality materials, professional production, high-precision equipment. Customized design and processing;
2. Strong and durable, strong strength, large torque and good comprehensive mechanical properties;
3. High rotation efficiency, stable and smooth transmission, long service life, noise reduction and shock absorption;
4. Focus on gear processing for 20 years.
5. Carburizing and quenching of tooth surface, strong wear resistance, reliable operation and high bearing capacity;
6. The tooth surface can be ground, and the precision is higher after grinding.

Workshop:

Inspection machine:

/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

After-sales Service: Yes
Warranty: One Year
Condition: New
Certification: ISO9001
Customized: Non-Customized
Material: Alloy
Customization:
Available

|

Customized Request

ball bearing

What are the Materials Typically Used in Manufacturing Ball Bearings and Their Advantages?

Ball bearings are manufactured using a variety of materials, each chosen for its specific properties and advantages in various applications. Here are some commonly used materials in ball bearing manufacturing and their respective benefits:

  • High-Carbon Chrome Steel (AISI 52100):

This is the most common material used for ball bearing manufacturing. It offers excellent hardness, wear resistance, and fatigue strength. High-carbon chrome steel bearings are suitable for a wide range of applications, from industrial machinery to automotive components.

  • Stainless Steel (AISI 440C, AISI 304, AISI 316):

Stainless steel bearings are corrosion-resistant and suitable for applications where moisture, chemicals, or exposure to harsh environments are concerns. AISI 440C offers high hardness and corrosion resistance, while AISI 304 and AISI 316 provide good corrosion resistance and are often used in food and medical industries.

  • Ceramic:

Ceramic bearings use silicon nitride (Si3N4) or zirconia (ZrO2) balls. Ceramic materials offer high stiffness, low density, and excellent resistance to corrosion and heat. Ceramic bearings are commonly used in high-speed and high-temperature applications, such as in aerospace and racing industries.

  • Plastic (Polyamide, PEEK):

Plastic bearings are lightweight and offer good corrosion resistance. Polyamide bearings are commonly used due to their low friction and wear properties. Polyether ether ketone (PEEK) bearings provide high-temperature resistance and are suitable for demanding environments.

  • Bronze:

Bronze bearings are often used in applications where self-lubrication is required. Bronze has good thermal conductivity and wear resistance. Bearings made from bronze are commonly used in machinery requiring frequent starts and stops.

  • Hybrid Bearings:

Hybrid bearings combine steel rings with ceramic balls. These bearings offer a balance between the advantages of both materials, such as improved stiffness and reduced weight. Hybrid bearings are used in applications where high speeds and low friction are essential.

  • Specialty Alloys:

For specific applications, specialty alloys may be used to meet unique requirements. For example, bearings used in extreme temperatures or corrosive environments may be made from materials like titanium or hastelloy.

  • Coated Bearings:

Bearings may also be coated with thin layers of materials like diamond-like carbon (DLC) or other coatings to enhance performance, reduce friction, and improve wear resistance.

The choice of material depends on factors such as application requirements, operating conditions, load, speed, and environmental factors. Selecting the right material is essential for ensuring optimal bearing performance, longevity, and reliability in diverse industries and applications.

ball bearing

How do Ceramic Ball Bearings Compare to Traditional Steel Ball Bearings in Terms of Performance?

Ceramic ball bearings and traditional steel ball bearings have distinct characteristics that can impact their performance in various applications. Here’s a comparison of how these two types of bearings differ in terms of performance:

  • Material Composition:

Ceramic Ball Bearings:

Ceramic ball bearings use ceramic rolling elements, typically made from materials like silicon nitride (Si3N4) or zirconium dioxide (ZrO2). These ceramics are known for their high hardness, low density, and resistance to corrosion and wear.

Traditional Steel Ball Bearings:

Traditional steel ball bearings use steel rolling elements. The type of steel used can vary, but common materials include chrome steel (52100) and stainless steel (440C). Steel bearings are known for their durability and strength.

  • Friction and Heat:

Ceramic Ball Bearings:

Ceramic bearings have lower friction coefficients compared to steel bearings. This results in reduced heat generation during operation, contributing to higher efficiency and potential energy savings.

Traditional Steel Ball Bearings:

Steel bearings can generate more heat due to higher friction coefficients. This can lead to increased energy consumption in applications where efficiency is crucial.

  • Weight:

Ceramic Ball Bearings:

Ceramic bearings are lighter than steel bearings due to the lower density of ceramics. This weight reduction can be advantageous in applications where minimizing weight is important.

Traditional Steel Ball Bearings:

Steel bearings are heavier than ceramic bearings due to the higher density of steel. This weight may not be as critical in all applications but could impact overall equipment weight and portability.

  • Corrosion Resistance:

Ceramic Ball Bearings:

Ceramic bearings have excellent corrosion resistance, making them suitable for applications in corrosive environments, such as marine or chemical industries.

Traditional Steel Ball Bearings:

Steel bearings are susceptible to corrosion, especially in harsh environments. Stainless steel variants offer improved corrosion resistance but may still corrode over time.

  • Speed and Precision:

Ceramic Ball Bearings:

Ceramic bearings can operate at higher speeds due to their lower friction and ability to withstand higher temperatures. They are also known for their high precision and low levels of thermal expansion.

Traditional Steel Ball Bearings:

Steel bearings can operate at high speeds as well, but their heat generation may limit performance in certain applications. Precision steel bearings are also available but may have slightly different characteristics compared to ceramics.

  • Cost:

Ceramic Ball Bearings:

Ceramic bearings are generally more expensive to manufacture than steel bearings due to the cost of ceramic materials and the challenges in producing precision ceramic components.

Traditional Steel Ball Bearings:

Steel bearings are often more cost-effective to manufacture, making them a more economical choice for many applications.

In conclusion, ceramic ball bearings and traditional steel ball bearings offer different performance characteristics. Ceramic bearings excel in terms of low friction, heat generation, corrosion resistance, and weight reduction. Steel bearings are durable, cost-effective, and widely used in various applications. The choice between the two depends on the specific requirements of the application, such as speed, precision, corrosion resistance, and budget considerations.

ball bearing

How do Ball Bearings Differ from Other Types of Bearings like Roller Bearings?

Ball bearings and roller bearings are two common types of rolling-element bearings, each with distinct designs and characteristics. Here’s a comparison of ball bearings and roller bearings:

  • Design:

Ball Bearings: Ball bearings use spherical balls to separate and reduce friction between the bearing’s inner and outer rings. The balls enable rolling motion and smooth contact, minimizing friction.

Roller Bearings: Roller bearings, as the name suggests, use cylindrical or tapered rollers instead of balls. These rollers have larger contact areas, distributing loads over a broader surface.

  • Friction and Efficiency:

Ball Bearings: Due to the point contact between the balls and the rings, ball bearings have lower friction and are more efficient at high speeds.

Roller Bearings: Roller bearings have a larger contact area, resulting in slightly higher friction compared to ball bearings. They are more suitable for heavy-load applications where efficiency is prioritized over high speeds.

  • Load Capacity:

Ball Bearings: Ball bearings excel at handling light to moderate loads in both radial and axial directions. They are commonly used in applications where smooth rotation and low friction are important.

Roller Bearings: Roller bearings have a higher load-carrying capacity than ball bearings. They can support heavier radial and axial loads and are preferred for applications with significant loads or impact forces.

  • Variability:

Ball Bearings: Ball bearings come in various designs, including deep groove, angular contact, and thrust ball bearings, each suitable for different applications.

Roller Bearings: Roller bearings have diverse types, including cylindrical, spherical, tapered, and needle roller bearings, each optimized for specific load and motion requirements.

  • Speed Capability:

Ball Bearings: The reduced friction in ball bearings makes them suitable for high-speed applications, such as electric motors and precision machinery.

Roller Bearings: Roller bearings can handle higher loads but are generally better suited for moderate to low speeds due to slightly higher friction.

  • Applications:

Ball Bearings: Ball bearings are used in applications where smooth motion, low friction, and moderate loads are essential, such as electric fans, bicycles, and some automotive components.

Roller Bearings: Roller bearings find applications in heavy machinery, construction equipment, automotive transmissions, and conveyor systems, where heavier loads and durability are crucial.

In summary, ball bearings and roller bearings differ in their design, friction characteristics, load capacities, speed capabilities, and applications. The choice between them depends on the specific requirements of the machinery and the type of loads and forces involved.

China supplier Taper Roller Bearing/Auto Parts/Cylindrical Roller Bearing/Ball Bearing   ball bearingChina supplier Taper Roller Bearing/Auto Parts/Cylindrical Roller Bearing/Ball Bearing   ball bearing
editor by CX 2024-04-29

China Good quality Wj972 Motorcycle Parts 6202-Zz 6202-2RS Spherical Roller Bearing /Ball Bearing/Roller Bearing/Linear Bearing/ Auto Bearing/Ball Bearing Manufacture/Industrial B with Good quality

Product Description

Product Description

WHY CHOOSE E-ASIA BEARING?

1) 20 years of rich bearing industry export experience
2) ISO & MPA & CE & SGS & BV certified
3) Professional engineers team and Superior machines
4) 1 hour to HangZhou port or ZheJiang port
5) Strict quality inspection (3 steps) before shipment, such as SGS/BV third party certified.

CHOOSE E-ASIA       REFUSED ONE TIME BUSINESS

Deep groove ball bearing 5 88506 88507 88508A 88508 88509 622 62303 62304 62305 62306 62307 62308 62309 62310
Taper roller bearings 35712 35713 35714 35715 35716 35717 35718 35719 35710 35711 35712 35713 35714 35715 35716 35717 35718 35719 35710 35711 35712 35714 35716 35718 35710 35712 35714 35716 35710 35714 30302 30303 30304 30305 30306 30307 30308 3 3 0571 3 0571 3 0 30321 30322 30324 30326 30328 30330 30332 30334 32204 32205 32206 32207 32208 32209 32210 32211 32212 32213 32214 32215 32216 32217 32218 32219 32220 32221 32222 32224 32226 32228 32230 32232 32236 32238 32240 32244 32248 32303 32304 32305 32306 32307 32308 32309 32310 32311 32312 32313 32314 32315 32316 32317 32318 32319 32320 32321 32322 32324 32326 32330 32334 31303 31304 31305 31306 31307 31308 31309 31310 31311 31312 31313 31314 31315 31316 31317 31318 31319 31320 31324 31326 31328 31332 32 325714 320726 325718 53856k 53860
Self-aligning ball bearings
spherical plain bearing GE4E GE5E GE6E GE8E GE10E GE12E GE15ES GE17ES GE20ES GE25ES GE30ES GE35ES GE40ES GE45ES GE50ES GE60ES GE70ES GE80ES GE90ES GE1 110145 120155 130170 140180 150190 165710
Thrust ball bearing 511 234415 234416 234417 234418 234419 234420 234421 234422 234424 234426 234428 234430 234432 234438 234440 234714 234715 234716 234717 234718 234719 234720 234721 234722 234722 347262 347282 347302 347322 347382 34740
Cylindrical Roller Bearings NU313EMA NU2313EMA NU2314EMA NU415EMA NU216EMA NU2216EMA NJ2216EMA NUP2216EMA NU316EMA NU2316EMA NU217EMA NU2217EMA NU317EMA NU2317EMA NJ2317EMA NU218EMA NJ218EMA NU2218EMA NJ2218EMA NUP2218EMA NU318EMA NJ318EMA NU2318EMA NJ2318EMA NU219EMA NJ219EMA NU2219EMA NJ2219EMA NU319EMA NJ319EMA NU2319EMA NJ2319EMA NU220EMA NJ220EMA NU2220EMA NJ2220EMA NU320EMA NJ320EMA NU2320EMA NJ2320EMA NU222EMA NJ222EMA NU2222EMA NJ2222EMA NU322EMA NJ322EMA NU2322EMA NJ2322EMA NU1571MA NU224EMA NJ224EMA NU2224EMA NJ2224EMA NU324EMA NJ324EMA NU2324EMA NJ2324EMA NU1026MA NU226EMA NJ226EMA NU2226EMA NJ2226EMA NU326EMA NJ326EMA NU2326EMA NJ2326EMA NU1571MA NU228EMA NJ228EMA NU2228EMA NJ2228EMA NU328EMA NJ328EMA NU2328EMA NJ2328EMA NU1030MA NU230EMA NJ230EMA NUP230EMA NU2230EMA NJ2230EMA N2230EMB NU330EMA NJ330EMA NU2330EMA NJ2330EMA NU1032MA NU232EMA NJ232EMA NUP232EMA NU2232EMA NJ2232EMA NU332EMA NJ332EMA NU2332EMA NJ2332EMA NU1034MA NU3034EMA NU234EMA NJ234EMA NU2234EMA NJ2234EMA NU334EMA NJ334EMA NU2334EMA NJ2334EMA NU1036MA NU236EMA NJ236EMA NU2236EMA NJ2236EMA NU336EMA NJ336EMA NU2336EM NJ2336EMA NU1038MA NU238EMA NJ238EMA NU2238EMA NJ2238EMA NU338EMA NJ338EMA NU2338EMA NJ2338EMA NU1040MA NU240EMA NJ240EMA NU2240EMA NJ2240EMA NU340EMA NJ340EMA NU2340EMA NJ2340EMA NU1044MA NJ1044MA NU3044EMA NU244EMA NJ244EMA NU2244EMA NJ2244EMA NU344EMA NJ344EMA NU2344EMA NJ2344EMA N2344EMB NU1048MA NU248EMA NJ248EMA NU348EMA NJ348EMA NU2348EMA NJ2348EMA NU1052MA NU3052MA NU252MA NUP252MA NU2252MA NU2352EMA NU1056MA NU1060MA NU1964MA NF2964EMB NU1064MA NU2264MA NF2968EMB NU1068MA NU3068EMA NU3168EMA NU2372EMA NU1072MA NU1076MA NJ2980EMA NU1080MA NU2080EMA NF2984EMB NU1088MA NU2088EMA NU3188EMA NJ2892EMA NF2992EMB NU3192EMA NU1096EMA NJ1096EMA NU31/500EMA NU18/560MA NU30/600EMA NU20/630EMA NU20/670EMA NU20/670EMA NU30/670EMA NJ28/710EMA NJ29/710MA NU20/750EMA NU20/800EMA NU20/850EMA NU39/900EMA NU20/900EMA NJ18/1120EMA105RU32 105RN32 105RJ32 105RF32 105RT32 170RU51 170RN51 170RJ51 170RF51 170RT51 170RU91 170RN91 170RJ91 170RF91 170RT91 170RU93 170RN93 170RJ93 170RF93 170RT93 180RU51 180RN51 180RJ51 180RF51 180RT51 180RU91 180RN91 180RJ91 180RF91 180RT91 190RU91 190RN91 190RJ91 190RF91 190RT91 190RU92 190RN92 190RJ92 190RF92 190RT92 200RU91 200RN91 200RJ91 200RF91 200RT91 200RU92 200RN92 200RJ92 200RF92 200RT92 210RU92 210RN92 210RJ92 210RF92 210RT92 220RU51 220RN51 220RJ51 220RF51 220RT51 220RU91 220RN91 220RJ91 220RF91 220RT91 220RU92 220RN92 220RJ92 220RF92 220RT92 240RU91 240RN91 240RJ91 240RF91 240RT91 250RU91 250RN91 250RJ91 250RF91 250RT91NCF2922V NCF2924V NCF2926V NCF2928V NCF2930V NCF2932V NCF2934V NCF2936V NCF2938V NCF1840V NCF2940V NCF1844V NCF2944V NCF1852V NCF2952V NCF2960V NCF1864V NCF2964V NCF1868V NCF1876V NCF2976V NCF1880V NCF1884V NCF1888V NCF1892V NCF2992V NCF2996V NCF18/500V NCF29/500V NCF18/530V NCF18/560V NCF18/600V NCF18/630V NCF18/670V NCF18/710V NCF18/750V NCF18/800VNNU4930MAW33 NNU4932MAW33 NNU4934MAW33 NNU4936MAW33 NNU4938MAW33 NNU4940MAW33 NNU4140MAW33 NNU4944MAW33 NNU4144MAW33 NNU4948MAW33 NNU4148MAW33 NNU4952MAW33 NNU4152MAW33 NNU4956MAW33 NNU4156MAW33 NNU4960MAW33 NNU4160MAW33 NNU4964MAW33 NNU4164MAW33 NNU4968MAW33 NNU4068MAW33 NNU4168MAW33 NNU4972MAW33 NNU4072MAW33 NNU4172MAW33 NNU4976MAW33 NNU4076MAW33 NNU4176MAW33 NNU4980MAW33 NNU4080MAW33 NNU4180MAW33 NNU4984MAW33 NNU4084MAW33 NNU4184MAW33 NNU4988MAW33 NNU4088MAW33 NNU4188MAW33 NNU4992MAW33 NNU4092MAW33 NNU4192MAW33 NNU4996MAW33 NNU4096MAW33 NNU4196MAW33 NNU49/500MAW33 NNU40/500MAW33 NNU49/530MAW33 NNU40/530MAW33 NNU49/560MAW33 NNU49/600MAW33 NNU49/630MAW33 NNU49/670MAW33 NNU40/670MAW33 NNU49/710MAW33 NNU49/750MAW33 NNU49/800MAW33 NNU49/850MAW33 NNU49/900MAW33
 

Company Profile

        E-Asia was set up in 1996 and located at HangZhou, a beautiful city in China. Our company is bearing manufacturer and NSK CZPT CZPT CZPT CZPT HRB LYC NACHI C&U bearing distributor. We also provide OEM beaings.Since it was first established, E-AISA was dedicated in research, development and manufacture of bearings. Now, E-AISA has become main and 1 of the first grade suppliers of all kinds of bearings.
          Our products include: Deep Groove Ball Bearings, Self-aligning Ball Bearings, Spherical Bearings, Tapered Roller Bearings,Cylindrical Roller Bearings, Needle Roller Bearings, Self-aligning Roller Bearings, Angular Contact Ball Bearings, Thrust Ball Bearings and Trust Roller Bearings and Special Bearings.
        E-Asia is a backbone enterprise for bearing production in China. With an area of 60, 000 square meters, more than 260 sets devices and machines, and around 200 employees, our company annually turns out more than 6 million sets bearings.

        Our Bearings are exported to the USA, Canada, UK, Germany, Poland, Italy, Russia, the Middle East, Africa and other countries and regions of the world. E-Asia Bearing Co. Ltd. Is committed to the introduction of high-quality bearing products. Our company have more than 200 employees.
        Our brands include ZWZ bearings, CZPT bearings, CZPT bearings, CZPT bearings, CZPT bearings, CZPT bearings and so forth.

 
Our belief is “Specialization is quality; Quality is the future. Any product with 0.01% defect is 100% reject” is our quality policy.

Packaging & Shipping

FAQ

1.What is the minimum order quantity for this product?
Can be negotiated, we will try our best to meet customer needs.Our company is mainly based on wholesale sales, most customers’orders are more than 1 ton.

2.What is your latest delivery time?
Most orders will be shipped within 3-5 days of payment being received.

3.Does your company have quality assurance?
Yes, for 2 years.

4.What is the competitiveness of your company’s products compared to other companies?
High precision, high speed, low noise.

5.What are the advantages of your company’s services compared to other companies?
Answer questions online 24 hours a day, reply in a timely manner, and provide various documents required by customers for customs clearance or sales. 100% after-sales service.

6.Which payment method does your company support?
Do our best to meet customer needs, negotiable.

7.How to contact us quickly?
Please send us an inquiry or message and leave your other contact information, such as phone number, account or account, we will contact you as soon as possible and provide the detailed information you need.

/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

Type: Auto Clutch Bearing
Material: Chrome Steel
Tolerance: P5
Customization:
Available

|

Customized Request

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Payment Method:







 

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Currency: US$
Return&refunds: You can apply for a refund up to 30 days after receipt of the products.

linear bearing

Differences Between Linear Ball Bearings and Linear Roller Bearings

Linear ball bearings and linear roller bearings are two distinct types of linear bearings, each with its own design and characteristics. Here’s how they differ and when they are preferred:

  • 1. Design:

Linear ball bearings use ball bearings to provide rolling motion along the shaft. Linear roller bearings, on the other hand, use cylindrical or needle rollers for motion. Roller bearings have a larger contact area, distributing the load over a broader surface.

  • 2. Load Capacity:

Linear roller bearings typically have a higher load-carrying capacity compared to linear ball bearings. This makes them suitable for applications with heavier loads and greater force requirements.

  • 3. Friction and Smoothness:

Linear ball bearings offer lower friction and smoother motion due to the point contact between the balls and the shaft. Roller bearings may have slightly higher friction but can handle larger loads without sacrificing smoothness.

  • 4. Precision and Accuracy:

Linear ball bearings are often preferred for applications requiring high precision and accuracy. Their point contact provides precise positioning and repeatability, making them suitable for tasks like CNC machining and optical systems.

  • 5. Noise and Vibration:

Linear ball bearings tend to generate less noise and vibration due to their smoother rolling action. Roller bearings may produce slightly more noise but are still used in applications where noise is not a critical factor.

  • 6. Speed:

Linear ball bearings are well-suited for high-speed applications due to their low friction and smooth motion. Roller bearings are also capable of high speeds but may have slightly different characteristics.

  • 7. Cost:

Linear ball bearings are often more cost-effective for lower-load and precision applications. Linear roller bearings may be preferred for heavy-duty applications, which may justify their higher cost.

  • 8. Application Scenarios:

Linear ball bearings are commonly used in applications where precision, smooth motion, and accuracy are paramount, such as in CNC machinery, 3D printers, and optical systems. Linear roller bearings excel in applications with higher loads, such as heavy machinery, material handling, and industrial automation.

In summary, the choice between linear ball bearings and linear roller bearings depends on the specific requirements of the application. Each type has its strengths and weaknesses, and selecting the right type ensures optimal performance and longevity.

linear bearing

Recent Advancements in Linear Bearing Technology

Recent years have seen significant advancements in linear bearing technology, leading to improved performance, reliability, and versatility. Some notable developments include:

  • Nanotechnology: The integration of nanotechnology has allowed for the development of ultra-precision linear bearings with nanometer-scale accuracy. These bearings are ideal for applications requiring extremely fine movement and positioning.
  • Smart Bearings: Advances in sensor technology have enabled the creation of smart linear bearings that can monitor parameters like temperature, load, and vibration in real time. This data helps in predictive maintenance and optimizing operational efficiency.
  • Materials Innovation: New materials with enhanced properties, such as self-lubricating and corrosion-resistant coatings, have extended the lifespan of linear bearings and reduced the need for frequent lubrication and maintenance.
  • Compact Designs: Manufacturers are designing more compact linear bearings to suit space-constrained applications while maintaining high load capacity and precision.
  • Environmental Sustainability: There’s a growing emphasis on developing linear bearings with reduced environmental impact, including using eco-friendly materials and designs that require less energy to operate.
  • Integration of IoT: Linear bearings are being integrated into the Internet of Things (IoT) networks, allowing them to communicate with other equipment and systems for seamless automation and optimization.
  • Magnetic Levitation Bearings: Magnetic levitation (maglev) technology is being applied to linear bearings to create frictionless movement, reducing wear and enabling smoother and more precise motion.
  • Advanced Coatings: Coatings with enhanced wear resistance, low friction, and improved thermal properties are being applied to linear bearings, extending their service life in challenging environments.

These advancements have contributed to the expanding range of applications where linear bearings can be used, from aerospace and automotive industries to medical devices and consumer electronics. As technology continues to evolve, linear bearings will play a crucial role in enabling more efficient and precise motion control across various sectors.

linear bearing

Linear Bearings: Definition and Applications

Linear bearings are mechanical components designed to facilitate smooth and controlled linear motion in a single direction. They are widely used across various industries to provide precise movement and guidance in applications where traditional rotary bearings are not suitable. Linear bearings offer several advantages and find use in a diverse range of applications:

  • Precision Machinery:

Linear bearings are a fundamental part of precision machinery such as CNC machines, laser cutting equipment, and coordinate measuring machines. They ensure accurate movement and positioning of tools and components, enabling high-quality and intricate work.

  • Industrial Automation:

In automated manufacturing and assembly lines, linear bearings play a critical role in moving robotic arms, conveyors, and various stages along predefined paths. Their ability to provide smooth and repeatable motion contributes to increased production efficiency.

  • Medical Devices:

Linear bearings are essential in medical devices like diagnostic machines, imaging systems, and robotic surgical equipment. They enable precise movement and positioning required for accurate diagnoses and minimally invasive procedures.

  • Packaging Machinery:

In packaging industries, linear bearings guide the motion of conveyor belts, sealing mechanisms, and labeling devices. These bearings ensure consistent and reliable packaging processes.

  • Material Handling:

Linear bearings are used in various material handling equipment such as pick-and-place systems, automated warehouses, and sorting machines. They enable efficient movement of goods and materials with reduced friction and wear.

  • Semiconductor Manufacturing:

In semiconductor fabrication, where extreme precision is crucial, linear bearings are employed in wafer handling, chip assembly, and inspection equipment. They ensure contamination-free motion and positioning of delicate components.

  • Textile Machinery:

Textile machines use linear bearings for guiding yarn paths, thread tensioning, and controlling the movement of fabric during weaving and knitting. These bearings contribute to the quality and efficiency of textile production.

  • Automotive Manufacturing:

Linear bearings are found in automotive assembly lines for tasks such as welding, painting, and component installation. They provide accurate movement and positioning of vehicle parts, contributing to the production process.

  • Aerospace and Defense:

In aerospace applications, linear bearings are used in various mechanisms, including aircraft seats, control surfaces, and satellite deployment systems. Their reliability and precision are crucial in these demanding environments.

  • Renewable Energy:

In wind turbines and solar panel manufacturing, linear bearings are used to adjust the positioning of blades, solar panels, and tracking systems. They contribute to the efficiency of renewable energy generation.

Overall, linear bearings offer precise, controlled, and smooth linear motion in diverse applications across industries. Their ability to guide and support loads while minimizing friction and wear makes them essential components for achieving accurate movement and improved operational efficiency.

China Good quality Wj972 Motorcycle Parts 6202-Zz 6202-2RS Spherical Roller Bearing /Ball Bearing/Roller Bearing/Linear Bearing/ Auto Bearing/Ball Bearing Manufacture/Industrial B   with Good qualityChina Good quality Wj972 Motorcycle Parts 6202-Zz 6202-2RS Spherical Roller Bearing /Ball Bearing/Roller Bearing/Linear Bearing/ Auto Bearing/Ball Bearing Manufacture/Industrial B   with Good quality
editor by CX 2024-04-23

China high quality CZPT CZPT Transmission Bearing Deep Groove Ball Bearing Wheel Hub Bearing Tapered Roller Bearings Rulemanes Auto Parts with Hot selling

Product Description

 

Product Description

 

Applicable Material Chrome Steel/Gcr-15
Greese SRL ,PS2, Alvania R12 ,etc
Quality control Checking is during production process, after surface and before packing
Lead time 10-15 days for sample,15-25 days for bulk order depends on your design
Package Standard package/ Pallet or container/ as per customized specifications
Shipment Express & air freight is preferred / sea freight/ as per customized specifications

Quality Control

1) Incoming quality control  : Checking the raw material after they reach our factory

2) Checking the details before the production line operated 

3) In-process quality control : Have a full inspection and routing inspection during mass production

4) Final quality control : Checking the goods after they are finished

5) Outgoing quality control : Checking the goods after they are finished
 

 

More products

Wheel Bearing Dimensions(mm) Mass Hub Assembly Clutch Bearing Truck Bearng Taper roller bearing Wheel bearing kit Wheel Bearing
d D B C
DAC2552Z NISMO V6 3.7L 3696CC VQ37VHR Z TOURING V6 3.7L 3696CC VQ37VHR 2/SP5   REAR
229 28473-FG LIBERTY IV  [2  B9 TRIBECA BASE MODEL H6 3.0L 3  XV  13-/xv  13/ REAR
234 24873-AJ00A    
28473-SC000    
28473-FJ000    
28473-FG000   
VKBA7479
FORESTER (SH)  [2008-]IMPREZA Hatchback (GR, GH, G3)  [2007-2014]LEGACY V (BM)  [2009-]LEGACY V Estate (BR)  [2008-2014]OUTBACK (BR)  [2009-]

Company Profile

Rainbow auto parts focuses on the production and sales of auto parts. Our auto parts have been exported to all over the world and have won praise from customers.

We will strictly check the product production process:

  1. Checking the raw material after they reach our factory
  2. Checking the details before the production line operated                                     
  3. Have a full inspection and routing inspection during mass production
  4. Checking the goods after they are finished

Packaging & Shipping

ORIGINAL PACKING/ NEUTRAL PACKING/ PACKAGING AS CUSTOMER REQUIRE

FAQ

Q: What is the MOQ?
A: It depends on what you are buying. Small MOQ can be acceptable.

Q: Can you customize my products?
A: Yes, we can customize products with your design drawings.

Q: What is your terms of payment?
A: 30% T/T in advance, balance before shipment, or as per discussion.

Q. What is your terms of packing?
A: Generally,we use brown boxes for packing. If you have legally registered patent, we can pack the goods in your branded boxes after getting your authorization letters.

Q. How about your delivery time?
A:  If the product is in stock, the delivery time is 1 week after payment. If there is no stock, the delivery time is 30 days.

Q. Do you test all your goods before delivery?
A:   Yes, we have 100% test before delivery.

Q. What can I do if the item damaged during transportation?
A: Our customer service staffs will help you with any questions or concerns. Under any circumstance, we will pack products well before shipping. So if any damage on products, please take pictures for us. We will figure out a solve way.
 

/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

After-sales Service: Full After Sale Service
Warranty: 30000-50000 Km
Type: Wheel Bearing
Samples:
US$ 50/Set
1 Set(Min.Order)

|

Order Sample

Customization:
Available

|

Customized Request

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Shipping Cost:

Estimated freight per unit.







about shipping cost and estimated delivery time.
Payment Method:







 

Initial Payment



Full Payment
Currency: US$
Return&refunds: You can apply for a refund up to 30 days after receipt of the products.

ball bearing

What are the Materials Typically Used in Manufacturing Ball Bearings and Their Advantages?

Ball bearings are manufactured using a variety of materials, each chosen for its specific properties and advantages in various applications. Here are some commonly used materials in ball bearing manufacturing and their respective benefits:

  • High-Carbon Chrome Steel (AISI 52100):

This is the most common material used for ball bearing manufacturing. It offers excellent hardness, wear resistance, and fatigue strength. High-carbon chrome steel bearings are suitable for a wide range of applications, from industrial machinery to automotive components.

  • Stainless Steel (AISI 440C, AISI 304, AISI 316):

Stainless steel bearings are corrosion-resistant and suitable for applications where moisture, chemicals, or exposure to harsh environments are concerns. AISI 440C offers high hardness and corrosion resistance, while AISI 304 and AISI 316 provide good corrosion resistance and are often used in food and medical industries.

  • Ceramic:

Ceramic bearings use silicon nitride (Si3N4) or zirconia (ZrO2) balls. Ceramic materials offer high stiffness, low density, and excellent resistance to corrosion and heat. Ceramic bearings are commonly used in high-speed and high-temperature applications, such as in aerospace and racing industries.

  • Plastic (Polyamide, PEEK):

Plastic bearings are lightweight and offer good corrosion resistance. Polyamide bearings are commonly used due to their low friction and wear properties. Polyether ether ketone (PEEK) bearings provide high-temperature resistance and are suitable for demanding environments.

  • Bronze:

Bronze bearings are often used in applications where self-lubrication is required. Bronze has good thermal conductivity and wear resistance. Bearings made from bronze are commonly used in machinery requiring frequent starts and stops.

  • Hybrid Bearings:

Hybrid bearings combine steel rings with ceramic balls. These bearings offer a balance between the advantages of both materials, such as improved stiffness and reduced weight. Hybrid bearings are used in applications where high speeds and low friction are essential.

  • Specialty Alloys:

For specific applications, specialty alloys may be used to meet unique requirements. For example, bearings used in extreme temperatures or corrosive environments may be made from materials like titanium or hastelloy.

  • Coated Bearings:

Bearings may also be coated with thin layers of materials like diamond-like carbon (DLC) or other coatings to enhance performance, reduce friction, and improve wear resistance.

The choice of material depends on factors such as application requirements, operating conditions, load, speed, and environmental factors. Selecting the right material is essential for ensuring optimal bearing performance, longevity, and reliability in diverse industries and applications.

ball bearing

What Role do Seals and Shields Play in Protecting Ball Bearings from Dirt and Debris?

Seals and shields are critical components of ball bearings that play a crucial role in protecting them from dirt, debris, moisture, and contaminants in various applications. These protective features help maintain the integrity of the bearing’s internal components and ensure reliable operation. Here’s how seals and shields contribute to bearing protection:

  • Contaminant Exclusion:

Seals and shields create a physical barrier between the external environment and the bearing’s interior. They prevent dust, dirt, water, and other contaminants from entering the bearing and coming into contact with the rolling elements and raceways.

  • Lubrication Retention:

Seals and shields help retain lubrication within the bearing. They prevent the lubricant from escaping and contaminants from entering, ensuring that the bearing remains properly lubricated for smooth operation and reduced friction.

  • Corrosion Prevention:

Seals and shields protect bearing components from exposure to moisture and corrosive substances. By preventing moisture ingress, they help extend the bearing’s lifespan by minimizing the risk of corrosion-related damage.

  • Extended Bearing Life:

Seals and shields contribute to the overall longevity of the bearing by reducing wear and damage caused by contaminants. They help maintain a clean internal environment, which promotes proper rolling contact and minimizes the risk of premature failure.

  • Enhanced Performance in Harsh Environments:

In applications exposed to harsh conditions, such as outdoor machinery or industrial settings, seals and shields are vital. They protect bearings from abrasive particles, chemicals, and extreme temperatures, ensuring reliable performance despite challenging conditions.

  • Noise and Vibration Reduction:

Seals and shields can help reduce noise and vibration generated by the bearing. They provide additional damping and stability, contributing to smoother operation and enhanced user comfort in noise-sensitive applications.

  • Customized Protection:

Manufacturers offer a variety of seal and shield designs to suit different application requirements. Some seals provide higher levels of protection against contamination, while others are designed for high-speed or high-temperature environments.

  • Trade-Offs:

While seals and shields offer significant benefits, they can also introduce some friction due to contact with the bearing’s inner or outer ring. Engineers must balance the level of protection with the desired operating characteristics, considering factors like friction, speed, and environmental conditions.

Overall, seals and shields play a vital role in maintaining the integrity and performance of ball bearings. By effectively preventing contaminants from entering and preserving lubrication, they ensure the smooth and reliable operation of machinery and equipment in a wide range of applications.

ball bearing

How does Lubrication Impact the Performance and Lifespan of Ball Bearings?

Lubrication plays a critical role in the performance and lifespan of ball bearings. Proper lubrication ensures smooth operation, reduces friction, minimizes wear, and prevents premature failure. Here’s how lubrication impacts ball bearings:

  • Friction Reduction:

Lubrication creates a thin film between the rolling elements (balls) and the raceways of the bearing. This film reduces friction by separating the surfaces and preventing direct metal-to-metal contact. Reduced friction results in lower energy consumption, heat generation, and wear.

  • Wear Prevention:

Lubricants create a protective barrier that prevents wear and damage to the bearing’s components. Without proper lubrication, the repeated rolling and sliding of the balls against the raceways would lead to accelerated wear, surface pitting, and eventual failure.

  • Heat Dissipation:

Lubricants help dissipate heat generated during operation. The rolling elements and raceways can generate heat due to friction. Adequate lubrication carries away this heat, preventing overheating and maintaining stable operating temperatures.

  • Corrosion Resistance:

Lubrication prevents moisture and contaminants from coming into direct contact with the bearing’s surfaces. This helps protect the bearing against corrosion, rust, and the formation of debris that can compromise its performance and longevity.

  • Noise Reduction:

Lubricated ball bearings operate quietly because the lubricant cushions and dampens vibrations caused by the rolling motion. This noise reduction is crucial in applications where noise levels need to be minimized.

  • Seal Protection:

Lubricants help maintain the effectiveness of seals or shields that protect the bearing from contaminants. They create a barrier that prevents particles from entering the bearing and causing damage.

  • Improved Efficiency:

Properly lubricated ball bearings operate with reduced friction, leading to improved overall efficiency. This is especially important in applications where energy efficiency is a priority.

  • Lifespan Extension:

Effective lubrication significantly extends the lifespan of ball bearings. Bearings that are properly lubricated experience less wear, reduced fatigue, and a lower likelihood of premature failure.

  • Selection of Lubricant:

Choosing the right lubricant is essential. Factors such as speed, temperature, load, and environmental conditions influence the choice of lubricant type and viscosity. Some common lubricant options include grease and oil-based lubricants.

  • Regular Maintenance:

Regular lubrication maintenance is crucial to ensure optimal bearing performance. Bearings should be inspected and relubricated according to manufacturer recommendations and based on the application’s operating conditions.

In summary, proper lubrication is essential for the optimal performance, longevity, and reliability of ball bearings. It reduces friction, prevents wear, dissipates heat, protects against corrosion, and contributes to smooth and efficient operation in various industrial and mechanical applications.

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editor by CX 2024-04-23

China high quality Good Price Linear Bearing Auto Bearing Insulation Ball Bearing Deep Groove Ball Bearing Tapered Roller Bearing with Great quality

Product Description

Product Description

Product Description:

Type • Single Row Four Point Contact Ball Slewing Bearing 
• Single Row Crossed Cylindrical Roller Slewing Bearings
• Double Row Ball Slewing Bearings
•Double Row Roller/Ball Combination Slewing Bearing
•Three-Row Roller Slew Ring Bearing
Rolling elements Steel ball / Cylinder Roller
Rolling elements Material GCr5/GCr15SiMn/Customized
Bearing Material 50Mn/42CrMo/42CrMo4V /Stainless Steel,Alu,Customized
Cage Material Nylon 1571/ Steel /Brass
Structure Taper pin , Mounting holes,Inner ring ,Grease fitting,Load plug, Seals , Roller ,Spacer Balls or separators
Outer diameter 50-10000mm
Bore size 50-10000mm
Mounting hole Through Hole/Tapped hole/Counterbore
Raceway hardness 55-62HRC
Inner and outer ring 
modulation hardness
229-269HB/Customized
Gear type No gear ,Internal gear , External gear.
Embellish grease EP2 lithium lubricating grease
Certificate ABS.BV,DNV,ISO9001,GL,3.1,3.2
Application area Ladle turret,Stacker crane,Bucket wheel machine,Solar heliostat Tracking System,port crane, Cabling machine,tower crane , off shore platform,ferris wheel, Palletizing robot,Rotary metallurgical furnace,can packing machine,Wind blade transporter,shield tunneling machine,tube push bench,excavator
Brand Name SoCare-MSI
Place of Origin China
Warranty 18 months
Payment term T/T is our first choice

Packing details

1,Filling with anti-rust oil
2.Corved with Plastic paper
3.Corved with kraft paper 
4.Corved with Blue tie 
5.Put in wooden box

Slewing ring bearings are large-size rolling bearings that can accommodate axial, radial and moment loads acting either singly or in combination and in any direction .They can perform both slewing (oscillating) movements as well as rotational movements. A slewing ring bearing consist of an inner ring, an outer ring and rolling elements (balls or cylindrical rollers) that are separated by polyamide spacers .The rings, 1 of which usually incorporates a gear ,are provided with holes to accommodate attachment bolts. The holes may be threaded. Generally , only the raceways in the rings are hardened and precision-ground.Integral seals made of acrylonitrile-butadiene rubber (NBR) keep the lubricant in, and contaminants out of the bearing. Slewing ring bearings are re-lubricated through grease fittings to reduce maintenance and operating costs.

Compared to traditional pivot arrangements, slewing ring bearing arrangements provide many design and performance advantages. The compactness and large inner diameter simplify the design of the bearing arrangement and its associated components .The low sectional height of these bearings means that the pinion lever can be kept short. In most cases only flat mounting surfaces on the associated components are needed.

Slewing ring bearings were originally designed to be mounted only on horizontal support structure, but can now be used successfully in vertical bearing arrangements .

Slewing ring bearings perform extremely well in a variety of applications such as:
¤ Access platforms
¤ Bucket wheel excavators
¤ Conveyor booms
¤ Cranes of all type
¤ Small ,medium and large excavators
¤ InHangZhou tables
¤ Ladle turrets
¤ Offshore applications
¤ Robots
¤ Railway bogies
¤ Rotary platforms
¤ Stackers
¤ Solar mirrors
¤ Tunnel boring machines
¤ Wind turbines

Introduction

SCB-XT bearings have rectangular cross section rings.

OD size range up : 9″-218″

Option for applications where other series do not meet the size or load capacity required

Construction

-Deep groove gothic CZPT

-4 point contact

-Sealed

-Ring Configuration:

Non geared

External gear

Internal gear

-Grease fittings for lubrication

Applications

-Rotary table

-Lifts

-Excavators

-Mining

-Grappler

Crane

-Wind Turbine

-Hoist

Company Profile

Company  Profile:

                              About SoCare :
The SoCare  brand is synonymous with quality.
Now, we have become an even greater resource for our business partners. Due to embracing technical advances, product support, and service, we have become a truly solutions-oriented supplier.

SoCare  is creating greater value for our partners.

These advances all work together to bring our customers the added benefit of higher productivity. In addition, we provide application specific products, leading edge design simulation tools, on sight engineering support, plant asset efficiency programs, and advanced supply chain management.
             With SoCare  you can expect more!

Application: 
Slewing ring bearings can be widely used in lifting & transport machinery, mining machinery, construction machinery, port hoisting machinery, port oil transfer equipment, onshore and offshore crane, excavator, concrete machine, paper machine, plastic and rubber machine, weave machine, steel plant, electronic power plant, wind power generator, other construction and industry machines or equipments and other large rotary device.

Packaging & Shipping

Packing & Shipping:

Bearing surface is covered with the anti-rust oil first; and then wrapped with the plastic film;

And then packed with kraft paper and professional belts;

At last, with wooden box totally at the outer packing to invoid the rust or the moist;

We can depend on the customers  demand to be packed.

 

After Sales Service

Our Service:
♥1.Your inquiry will be reply within 2 hours.

♥2.Fast delivery,within 15 working days.

♥3.Packing: you will receive a Perfect product with strong outside packing.

♥4.With advanced first-level facilities and testing equipment,to insure no mistake on the dimension of the bearings.

♥5.MOQ is 2 sets, Because we are manufacturer.

♥6.24 hours on line,no limited to talk to us.

♥7.Return Policy:We gladly accept returns for item purchased within a 15 day period, provided it is still in the original package, not used nor damaged.

♥8.Warranty Claims :The Warranty covers any Defect of the product for a period of 18 months. It does not cover items that are not correctly installed or over tightened which may cause premature failure. Installation or any other fee’s are not refundable.

FAQ

FAQ:

1.Q: Are you trading company or manufacturer ?
A: We are a manufacturing enterprise focusing on bearings and integrating research, production and sales with 20 years’ experience.

2.Q: How long is your delivery time?
A: Generally it is 7 days if the goods are in stock. or it is 15 days if the goods are not in stock, Also it is according to quantity.

3.Q: What is your terms of payment ?
A: Payment=1000USD, 30% T/T in advance, balance before shipment.

4.What are the company’s delivery terms?
A:We can accept EXW,FOB,CFR,CIF,etc. You can choose the 1 which is the most convenient cost effective for you.

5.Q: Can you provide special customization according to the working conditions?
A: Sure, we can design and produce the slewing bearings for different working conditions.

6.How many the MOQ of your company?
A:Depending on the size of the bearing, the MOQ is variable, if you are interested, you can contact me for a quote.

7.Does the company accept OEM or customized bearings?
A:In addition to standard products, we also supply non-standard and modified standard products for special application. Meanwhile, we provide OEM service.

8.Can the company provide free samples?
A:We can provide samples for free. You only need to provide shipping.

 

 

 

 

/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

Standard or Nonstandard: Standard
Feature: High Speed, Corrosion-Resistant, Heat-Resistant
Sealing Gland: Sealed On Both Sides
Rolling-Element Number: Single-Row
Roller Type: Spherical Raceway
Material: Alloy
Samples:
US$ 0/Set
1 Set(Min.Order)

|
Request Sample

ball bearing

How does Preload Affect the Performance and Efficiency of Ball Bearings?

Preload is a crucial factor in ball bearing design that significantly impacts the performance, efficiency, and overall behavior of the bearings in various applications. Preload refers to the intentional axial force applied to the bearing’s rolling elements before it is mounted. This force eliminates internal clearance and creates contact between the rolling elements and the raceways. Here’s how preload affects ball bearing performance:

  • Reduction of Internal Clearance:

Applying preload reduces the internal clearance between the rolling elements and the raceways. This eliminates play within the bearing, ensuring that the rolling elements are in constant contact with the raceways. This reduced internal clearance enhances precision and reduces vibrations during operation.

  • Increased Stiffness:

Preloaded bearings are stiffer due to the elimination of internal clearance. This increased stiffness improves the bearing’s ability to handle axial and radial loads with higher accuracy and minimal deflection.

  • Minimized Axial Play:

Preload minimizes or eliminates axial play within the bearing. This is especially important in applications where axial movement needs to be minimized, such as machine tool spindles and precision instruments.

  • Enhanced Rigidity:

The stiffness resulting from preload enhances the bearing’s rigidity, making it less susceptible to deformation under load. This is critical for maintaining precision and accuracy in applications that require minimal deflection.

  • Reduction in Ball Slippage:

Preload reduces the likelihood of ball slippage within the bearing, ensuring consistent contact between the rolling elements and the raceways. This leads to improved efficiency and better load distribution.

  • Improved Running Accuracy:

Preloading enhances the running accuracy of the bearing, ensuring that it maintains precise rotational characteristics even under varying loads and speeds. This is essential for applications requiring high accuracy and repeatability.

  • Optimized Performance at High Speeds:

Preload helps prevent skidding and slipping of the rolling elements during high-speed operation. This ensures that the bearing remains stable, reducing the risk of noise, vibration, and premature wear.

  • Impact on Friction and Heat Generation:

While preload reduces internal clearance and friction, excessive preload can lead to higher friction and increased heat generation. A balance must be struck between optimal preload and minimizing friction-related issues.

  • Application-Specific Considerations:

The appropriate amount of preload depends on the application’s requirements, such as load, speed, accuracy, and operating conditions. Over-preloading can lead to increased stress and premature bearing failure, while under-preloading may result in inadequate rigidity and reduced performance.

Overall, preload plays a critical role in optimizing the performance, accuracy, and efficiency of ball bearings. Engineers must carefully determine the right preload level for their specific applications to achieve the desired performance characteristics and avoid potential issues related to overloading or inadequate rigidity.

ball bearing

Are there any Industry Standards or Certifications that Ball Bearings should Meet?

Yes, there are several industry standards and certifications that ball bearings should meet to ensure their quality, performance, and reliability. These standards help manufacturers, engineers, and customers assess the suitability of bearings for specific applications. Some of the key standards and certifications for ball bearings include:

  • ISO Standards:

The International Organization for Standardization (ISO) has developed a series of standards related to ball bearings. ISO 15 defines dimensions, boundary dimensions, and tolerances for radial bearings. ISO 281 specifies dynamic load ratings and calculation methods for bearings’ life calculations.

  • ABEC (Annular Bearing Engineering Committee) Ratings:

ABEC ratings are commonly used in North America to indicate the precision and performance of ball bearings. Ratings range from ABEC 1 (lowest precision) to ABEC 9 (highest precision). However, it’s important to note that ABEC ratings focus primarily on dimensional tolerances and do not encompass all aspects of bearing quality.

  • DIN Standards:

The German Institute for Standardization (Deutsches Institut für Normung, DIN) has published various standards related to ball bearings. DIN 625 covers dimensions for deep groove ball bearings, while DIN 616 provides guidelines for precision angular contact ball bearings.

  • JIS (Japanese Industrial Standards):

JIS standards are used in Japan and internationally to define the characteristics and dimensions of various products, including ball bearings. JIS B 1512 outlines the classification and dimensions of rolling bearings.

  • ASTM (American Society for Testing and Materials) Standards:

ASTM has standards that cover various aspects of bearing testing, performance, and materials. ASTM F2215, for instance, specifies the requirements for ball bearings used in surgical implants.

  • CE Marking:

CE marking indicates that a product complies with European Union health, safety, and environmental requirements. It may be required for bearings used in machinery intended to be sold within the EU market.

  • Industry-Specific Standards:

Various industries, such as aerospace, automotive, medical, and nuclear, have specific standards or certifications that bearings must meet to ensure safety, reliability, and compliance with industry-specific requirements.

  • Quality Management Systems:

Manufacturers that adhere to quality management systems, such as ISO 9001, demonstrate their commitment to consistent product quality and customer satisfaction. Certification to these systems indicates that the manufacturing process follows established protocols and best practices.

When selecting ball bearings, it’s important to consider the relevant standards and certifications that align with the application’s requirements. This ensures that the bearings meet recognized quality and performance criteria, ultimately contributing to reliable and efficient operation.

ball bearing

What is a Ball Bearing and How does it Function in Various Applications?

A ball bearing is a type of rolling-element bearing that uses balls to reduce friction between moving parts and support radial and axial loads. It consists of an outer ring, an inner ring, a set of balls, and a cage that separates and maintains a consistent spacing between the balls. Here’s how ball bearings function in various applications:

  • Reduction of Friction:

Ball bearings function by replacing sliding friction with rolling friction. The smooth, spherical balls minimize the contact area between the inner and outer rings, resulting in lower friction and reduced heat generation.

  • Radial and Axial Load Support:

Ball bearings are designed to support both radial loads (forces perpendicular to the shaft’s axis) and axial loads (forces parallel to the shaft’s axis). The distribution of balls within the bearing ensures load-carrying capacity in multiple directions.

  • Smooth Rotational Movement:

Ball bearings facilitate smooth and precise rotational movement. The rolling motion of the balls allows for controlled and continuous rotation with minimal resistance.

  • Applications in Machinery:

Ball bearings are used in a wide range of machinery and equipment, including motors, generators, gearboxes, conveyors, and fans. They enable the efficient transfer of motion while reducing wear and energy losses.

  • Automotive Industry:

Ball bearings are extensively used in automobiles for various applications, including wheel hubs, transmission systems, steering mechanisms, and engine components. They provide reliability and durability in challenging automotive environments.

  • Industrial Machinery:

In industrial settings, ball bearings support rotating shafts and ensure the smooth operation of equipment such as pumps, compressors, and machine tools.

  • High-Speed Applications:

Ball bearings are suitable for high-speed applications due to their low friction and ability to accommodate rapid rotation. They are used in applications like electric motors and aerospace components.

  • Precision Instruments:

For precision instruments, such as watches, cameras, and medical devices, ball bearings provide accurate rotational movement and contribute to the overall performance of the instrument.

  • Variety of Sizes and Types:

Ball bearings come in various sizes, configurations, and materials to suit different applications. Different types include deep groove ball bearings, angular contact ball bearings, thrust ball bearings, and more.

In summary, ball bearings are essential components in a wide range of applications where smooth rotation, load support, and reduced friction are critical. Their versatility, reliability, and efficiency make them indispensable in industries spanning from automotive to industrial machinery to precision instruments.

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editor by CX 2024-04-17

China supplier Taper Tapered Roller Bearing 32914 Auto Engine Bearing Linear Bearing bearing assembly

Product Description

 

Basic Features of Tapered Roller Bearing
Types 35710 series
30300 series
31300 series
32000 series
32200 series
32300 series
32900 series
33000 series
Material Bearing Steel(GCr15, 100Cr6)
08/10
Dimension Metric and Inch
Precision P0 P5 P6
Super finishing Yes
MOQ 1 PC
Delivery Time 30-60 days
Sea Ports ZheJiang HangZhou HangZhou

Why Choose HECTO?
1. More than 20 years of manufacturing and exporting experiences
2. an IATF16949 company
3. 100% inspecting of products
4. More competitive prices with better quality
5. More than 99% of delivery in time
6. Rapid response of your emails and questions
7. Products can be traced back

***HECTO’s prices of tapered roller bearing are very competitive. You are welcome to send us your email to get Prices List.

 
 
 
 
 
 

Some Metric Tapered Roller Bearings

BEARING NO. d D T
35712 15 35 11.75
35713 17 40 13.25
35714 20 47 15.25
35715 25 52 16.25
35716 30 62 17.25
35717 35 72 18.25
35718 40 80 19.25
35719 45 85 20.75
35710 50 90 21.75
35711 55 100 22.75
35712 60 110 23.75
35713 65 120 24.75
35714 70 125 26.25
35715 75 130 27.25
35716 80 140 28.25
35717 85 150 30.5
35718 90 160 32.5
35719 95 170 34.5
35710 100 180 37
35711 105 190 39
35712 110 200 41
35714 120 215 43.5
35716 130 230 43.75
35718 140 250 45.75
35710 150 270 49
35712 160 290 52
35714 170 310 57
35716 180 320 57
35718 190 340 60
35710 200 360 64
       
30302 15 42 14.25
30303 17 47 15.25
30304 20 52 16.25
30305 25 62 18.25
30306 30 72 20.75
30307 35 80 22.75
30308 40 90 25.25
30309 45 100 27.25
3571 50 110 29.25
3571 55 120 31.5
3571 60 130 33.5
3571 65 140 36
3571 70 150 38
3571 75 160 40
3 0571 80 170 42.5
3 0571 85 180 44.5
3 0571 90 190 46.5
3571 95 200 49.5
30320 100 215 51.5
30321 105 225 53.5
30322 110 240 54.5
30324 120 260 59.5
30326 130 280 63.75
30328 140 300 67.75
30330 150 320 72
3571 260 540 114
       
31305 25 62 18.25
31306 30 72 20.75
31307 35 80 22.75
31308 40 90 25.25
31309 45 100 27.25
31310 50 110 29.25
31311 55 120 31.5
31312 60 130 33.5
31313 65 140 36
31314 70 150 38
31315 75 160 40
31316 80 170 42.5
31317 85 180 44.5
       
320/22 22 44 15
320/28 28 52 16
320/32 32 58 17
32004 20 42 15
32005 25 47 15
32006 30 55 17
32007 35 62 18
32008 40 68 19
32009 45 75 20
32571 50 80 20
32011 55 90 23
32012 60 95 23
32013 65 100 23
32014 70 110 25
32015 75 115 25
32016 80 125 29
32017 85 130 29
32018 90 140 32
32019 95 145 32
32571 100 150 32
32571 105 160 35
32571 110 170 38
32571 120 180 38
32026 130 200 45
32571 140 210 45
32030 150 225 48
32032 160 240 51
32034 170 260 57
       
32205 25 52 19.5
32206 30 62 21.25
32207 35 72 24.25
32208 40 80 24.75
32209 45 85 24.75
32210 50 90 24.75
32211 55 100 26.75
32212 60 110 29.75
32213 65 120 32.75
32214 70 125 33.25
32215 75 130 33.25
32216 80 140 35.25
32217 85 150 38.5
32218 90 160 42.5
32219 95 170 45.5
32220 100 180 49
32221 105 190 53
32222 110 200 56
32224 120 215 61.5
32226 130 230 67.75
32228 140 250 71.75
32230 150 270 77
32232 160 290 84
32234 170 310 91
32236 180 320 91
32238 190 340 97
32240 200 360 104
32244 220 400 114
       
32303 17 47 20.25
32304 20 52 22.25
32305 25 62 25.25
32306 30 72 28.75
32307 35 80 32.75
32308 40 90 35.25
32309 45 100 38.25
32310 50 110 42.25
32311 55 120 45.5
32312 60 130 48.5
32313 65 140 51
32314 70 150 54
32315 75 160 58
32316 80 170 61.5
32317 85 180 63.5
32318 90 190 67.5
32319 95 200 71.5
32320 100 215 77.5
32321 105 225 81.5
32322 110 240 84.5
32324 120 260 90.5
32330 150 320 114
       
32907 35 55 14
32908 40 62 15
32909 45 68 15
32910 50 72 15
32911 55 80 17
32912 60 85 17
32913 65 90 17
32914 70 100 20
32915 75 105 20
32916 80 110 20
       
33005 25 47 17
33006 30 55 20
33007 35 62 21
33008 40 68 22
33009 45 75 24
33571 50 80 24
33011 55 90 27
33012 60 95 27
33013 65 100 27
33014 70 110 31
33017 85 130 36
33018 90 140 39
33113 65 110 34
33116 80 130 37
33117 85 140 41
33119 95 160 49
332/28 28 58 24
332/32 32 65 26
33206 30 62 25
33207 35 72 28
33208 40 80 32
33209 45 85 32
33210 50 90 32
33212 60 110 38

/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

Rolling Body: Roller Bearings
The Number of Rows: Single
Outer Dimension: Small and Medium-Sized (60-115mm)
Samples:
US$ 0/Set
1 Set(Min.Order)

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Order Sample

quality bearing
Customization:
Available

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Customized Request

.shipping-cost-tm .tm-status-off{background: none;padding:0;color: #1470cc}

Shipping Cost:

Estimated freight per unit.







about shipping cost and estimated delivery time.
Payment Method:







 

Initial Payment



Full Payment
Currency: US$
Return&refunds: You can apply for a refund up to 30 days after receipt of the products.

linear bearing

Differences between Open-Type and Closed-Type Linear Bearings

Open-type and closed-type linear bearings are two common variations used in linear motion systems, each with its own advantages and considerations:

  • 1. Open-Type Linear Bearings:

Open-type linear bearings, as the name suggests, have an open design that allows easy access to the bearing’s rolling elements and raceways. These bearings are characterized by:

  • Quick Maintenance: Open-type bearings are easier to clean, lubricate, and inspect due to their open structure, making maintenance more convenient.
  • Increased Contamination Risk: Because they are exposed, open-type bearings are more susceptible to dust, debris, and contamination, which can affect their performance and lifespan.
  • 2. Closed-Type Linear Bearings:

Closed-type linear bearings are enclosed within a housing or carriage that provides protection from external elements. These bearings offer the following features:

  • Enhanced Contamination Protection: Closed-type bearings are less vulnerable to contaminants and offer improved protection against dust, dirt, and debris, leading to longer service life.
  • Reduced Accessibility: Maintenance and inspection of closed-type bearings might be more complex due to the need to disassemble the housing or carriage for access.
  • Reduced Noise: The enclosed design of closed-type bearings can contribute to reduced noise levels, which is advantageous in noise-sensitive applications.

Choosing between open-type and closed-type linear bearings depends on the specific requirements of the application. If easy maintenance and accessibility are crucial, open-type bearings might be preferred. On the other hand, closed-type bearings offer better protection against contaminants and reduced noise, making them suitable for environments where cleanliness and quiet operation are essential.

linear bearing

Role of Linear Bearings in Heavy Load and High Precision Applications

Linear bearings are essential components in applications that require the combined capabilities of handling heavy loads and maintaining high precision. They serve a critical role in such scenarios:

  • Heavy Load Handling:

Linear bearings are designed to support and guide heavy loads along a linear path. They distribute the weight evenly, reducing friction and wear on the moving components and ensuring smooth and stable movement.

  • Precision Motion Control:

Linear bearings enable precise and accurate control over the motion of heavy loads. This precision is crucial in applications where components need to be positioned or moved with extremely fine tolerances.

  • Reduced Friction:

Linear bearings are engineered to minimize friction between moving parts, even under heavy load conditions. This not only improves efficiency but also enhances the accuracy of movement.

  • Smooth Movement:

Linear bearings provide smooth and consistent movement, ensuring that heavy loads can be guided and positioned without jarring or sudden stops. This is particularly important for applications requiring controlled and gentle motion.

  • Reduced Wear and Maintenance:

By reducing friction and wear, linear bearings extend the operational lifespan of heavy-load equipment. This translates to lower maintenance requirements and longer intervals between servicing.

  • Optimized Performance:

Linear bearings contribute to the overall performance of heavy-load systems by allowing them to operate smoothly, accurately, and reliably. This is critical in applications where precision and consistency are paramount.

  • Wide Range of Industries:

Linear bearings find application in various industries, including manufacturing, aerospace, automotive, and heavy machinery, where heavy loads need to be moved with high precision.

Overall, linear bearings serve as a cornerstone in applications that demand the simultaneous management of heavy loads and precise movement. They ensure that heavy machinery and equipment can function efficiently and accurately while maintaining the safety and integrity of the entire system.

linear bearing

Design Principles and Functionalities of Linear Bearings

Linear bearings are designed with specific principles to facilitate controlled linear motion along a single axis. These design principles contribute to their functionalities, making them essential components in various applications:

  • Rolling Elements:

Linear bearings typically feature rolling elements, such as balls or rollers, that move along a track or rail. These rolling elements reduce friction and enable smooth linear motion.

  • Guiding Mechanism:

Linear bearings incorporate a guiding mechanism to constrain the motion to a single axis. This guiding mechanism ensures that the linear bearing moves precisely along the desired path.

  • Load Distribution:

The design of linear bearings allows for effective distribution of loads, both in the radial and axial directions. This load distribution ensures stability and prevents excessive stress on individual components.

  • Rail or Track:

Linear bearings typically run along a rail or track that provides a smooth and accurate path for the rolling elements. The rail is designed to resist wear and maintain its precision over time.

  • Cage or Carriage:

Linear bearings use a cage or carriage to house the rolling elements and maintain their proper spacing. This arrangement ensures even load distribution and smooth movement.

  • Sealing and Lubrication:

Linear bearings often incorporate sealing mechanisms to protect the rolling elements from contaminants and to retain lubrication. Proper lubrication ensures smooth motion and extends the bearing’s lifespan.

  • Mounting Options:

Linear bearings are designed to be mounted in various ways, depending on the application’s requirements. Mounting options include flange-mounted, base-mounted, or end-supported configurations.

  • Adjustability:

Many linear bearings are designed with provisions for adjustment, allowing users to fine-tune the preload or clearance to optimize performance and minimize play.

  • Materials:

Linear bearings are constructed from materials that offer high wear resistance, durability, and corrosion resistance. Common materials include steel, stainless steel, and various engineering plastics.

  • Accessories:

Accessories such as end caps, seals, and lubrication systems can enhance the functionality and lifespan of linear bearings by providing protection and ensuring proper maintenance.

Functionalities of linear bearings include providing precise linear motion, guiding components along a defined path, minimizing friction, distributing loads, and maintaining stability. The design principles ensure reliable operation and make linear bearings indispensable in applications requiring controlled and accurate linear motion.

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editor by CX 2024-04-13