Tag Archives: steel roller bearing

China manufacturer Carbon Steel 608zz 608RS 608 2RS Zz Miniature Deep Groove Ball Bearing Skateboard Skates Roller 608 Ball Bearing 8227mm with Good quality

Product Description

Deep groove ball bearings are the most representative of rolling bearings, with simple structure, They are easy to use and versatile .
Such bearings are non-separabal bearings,the inner and outer rings are rolled into a ditch arc type. They can bear radial load and axial load,with low coefficient of friction,high limiting speed .They are suitable for high-spped,low noise ,low vibration cccasions.
Deep groove balll bearings are widely used in auto-mobiles,machinetools,motors,instrumentation,construction machinery,railway vehicles,agricultural machinery and various equipment in machinery industry.

Product Parameters

Eaaring No	Di d	mension D	(mm) B	Mass(kg)	Bearing No	DI d	mension D	(mm) B	Mass(kg)
604	4	12	4.0		6212	60	110	22	0.780
606	6	17	17.0		6213	65	120	23	0.990
608		22	7.0	0.0080	8214	70	125	24	1.050
623	3	10	4.0	0.571	6215	75	130	25	1.200
625	5	16	5.0	0.0050	6216	80	140	26	1.400
634	4	16	5.0	0.0050	6217	85	150	28	1.800
635	5	19	6.0	0.0080	6218	90	160	30	2.150
680	9	22	7.0		6219	95	170	32	2.600
618/3	3	7	2.0	0.0003	6220	100	100	34	3.150
618/4	4	9	2.5	0.0006	6221	105	190	36	00
618/5	5	11	3.0	0.0120	6222	10	200	38	4.350
6000	10	26	8.0	0.0190	6300	10	35	11	0.053
6001	12	20	8.0	0.5710	6301	12	37	12	0.060
6002	15	32	9.0	0.0300	6302	15	42	13	0.082
6003	17	35	10.0	0.0390	6303	17	47	14	0.120
6004	20	42	120	0.0690	6304	20	52	15	0.140
6005	25	47	12.0	0.0800	6205	25	62	17	0.230
6006	30	55	13.0	0.1200	6306	30	72	19	0.3680
6007	35	62	14.0	0.1600	6207	35	80	21	0.460
6008	40	68	15.0	0.1900	6309	40	90	23	0.630
6009	45	75	16.0	0.2500	6309	45	100	25	0.830
6571	50	80	16.0	0.2600	6310	50	110	27	1.050
6011	55	90	18.0	0.3000	6311	55	120	29	1.350
6012	0	96	18.0	0.4200	6312	60	130	31	1.700
6013	65	100	18.0	0.4400	6313	65	140	33	2.100
6014	70	110	20.0	0.6000	6314	70	150	35	2.500
6015	75	115	20.0	0.6400	6315	75	160	37	3.000
6016	80	120	22.0	0.8500	6316	80	170	39	3.600
6017	85	130	22.0	0.8900	6217	85	180	41	4.260
6018	90	140	24.0	1.1500	6318	90	190	43	4.900
6019	95	145	24.0	1.2000	6319	95	200	45	5.650
6571	100	150	24.0	1.2500	6320	100	215	47	7.000
6571	105	160	26.0	16,000	6401	12	42	13	0.048
6571	110	170	28.0	1.9500	6402	15	52	15	0.137
6200	10	30	9.0	0.0320	6403	17	62	17	0.271
850	12	32	10.0	0.571	6404	20	72	19	0.408
6202	15	35	11.0	0.0450	6405	25	80	21	0.528
6203	17	40	12.0	0.0650	6406	30	90	23	0.720
6204	20	47	14.0	0.1100	6407	35	100	25	0.936
6205	25	52	15.0	0.1300	6408	40	110	27	1.200
6206	30	62	16.0	0.2000	6409	45	120	28	1.550
6207	35	72	17.0	0.2900	6410	50	130	31	1.910
6208	40	80	18.0	0.3700	6411	55	140	33	2.320
6209	45	85	19.0	0.4100	6412	60	150	35	2.790
6210	0	90	20.0	0.4600	6413	65	160	37	3.360
6211	55	100	21.0	0.6100	6414	70	180	42	5.000
“Aval lable typas:apan,Z.ZZ,RS;2RS,N,ZN

OUR PRODUCTS

SCOPE OF APPLICATION

Packaging & Shipping

FAQ

Q1,What kind of factory are we?

A:We are based in ZheJiang , China, selling to Southeast Asia,North America, Africa, Oceania, South America,
South Asia, and Europe.

Q2,what can you buy from us?

A:Electric Motorcycle, Electric Tricycle, Electric Balance, Electric Scooter, and Their Parts.

Q3,How can we guarantee quality?

A:We always have a pre-production sample before mass production. We always conduct a final inspection before shipment. We have
departments responsible for after-sales service.

Q4,What’s our MOQ?

A:We have no minimum order quantity (MOQ) for new customers We accept small orders to support your trial order, new designs, and
marketing development.

Q5,Why did you choose us?

A:We have been engaged early in the development, production, sales, and service of electric vehicles in China. We welcome
customers, business associations, and friends from all over the world to contact us for cooperation and mutual benefit.

/* 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

Material Option 2:	Stainless Steel
Lubrication:	Grease or Oil
Aligning:	Non-Aligning Bearing
Separated:	Unseparated
Model No.:	608zz 6203 6202 2RS 6207 6005 6201 6206 6309
Load Direction:	Radial Bearing

ball bearing

Are there Specific Maintenance Practices to Ensure the Longevity of Ball Bearings?

Maintaining ball bearings is essential to ensure their longevity, reliable performance, and prevent premature failure. Proper maintenance practices can extend the lifespan of ball bearings and the equipment they are used in. Here are specific maintenance practices to consider:

Regular Lubrication:

Implement a regular lubrication schedule using the appropriate lubricant for the application. Lubrication reduces friction, prevents wear, and helps dissipate heat. Follow manufacturer guidelines for lubricant type, quantity, and frequency.

Clean Environment:

Keep the operating environment clean and free from contaminants. Dust, dirt, and debris can infiltrate bearings and cause damage. Use seals or shields to protect bearings from contaminants, especially in harsh environments.

Proper Installation:

Ensure correct installation of bearings using proper tools and techniques. Improper installation can lead to misalignment, uneven load distribution, and premature wear. Follow manufacturer recommendations for installation procedures.

Regular Inspections:

Perform routine visual inspections to check for signs of wear, damage, or contamination. Regular inspections can help identify issues early and prevent further damage. Pay attention to noise, vibration, and temperature changes.

Temperature Monitoring:

Monitor bearing temperatures during operation using infrared thermometers or sensors. Abnormal temperature increases can indicate inadequate lubrication, misalignment, or other problems.

Correct Handling:

Handle bearings with care to prevent damage during storage, transportation, and installation. Avoid dropping or subjecting them to impacts that can affect their internal components.

Bearing Removal and Replacement:

Follow proper procedures when removing and replacing bearings. Use appropriate tools and techniques to avoid damage to the bearing or the surrounding components.

Alignment Maintenance:

Maintain proper shaft and housing alignment to prevent excessive loads and wear on the bearing. Misalignment can lead to increased stress and premature failure.

Training and Education:

Provide training to operators and maintenance personnel on proper bearing maintenance and handling practices. Educated personnel are more likely to identify issues and perform maintenance correctly.

Documented Records:

Keep records of maintenance activities, inspections, lubrication schedules, and any issues encountered. This documentation helps track the bearing’s performance over time and informs future maintenance decisions.

By implementing these maintenance practices, you can ensure the longevity of ball bearings, minimize downtime, reduce operational costs, and maintain the reliability of the equipment they are a part of.

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 Factors should be Considered when Selecting a Ball Bearing for a Particular Application?

Selecting the right ball bearing for a specific application involves careful consideration of various factors to ensure optimal performance, longevity, and reliability. Here are the key factors that should be taken into account:

Load Type and Magnitude:

Determine the type of load (radial, axial, or combined) and the magnitude of the load that the bearing will need to support. Choose a bearing with the appropriate load-carrying capacity to ensure reliable operation.

Speed and Operating Conditions:

Consider the rotational speed of the application and the operating conditions, such as temperature, humidity, and exposure to contaminants. Different bearing types and materials are suited for varying speeds and environments.

Accuracy and Precision:

For applications requiring high accuracy and precision, such as machine tool spindles or optical instruments, choose high-precision bearings that can maintain tight tolerances and minimize runout.

Space Limitations:

If the application has limited space, choose miniature or compact ball bearings that can fit within the available dimensions without compromising performance.

Thrust and Radial Loads:

Determine whether the application requires predominantly thrust or radial load support. Choose the appropriate type of ball bearing (thrust, radial, or angular contact) based on the primary load direction.

Alignment and Misalignment:

If the application experiences misalignment between the shaft and housing, consider self-aligning ball bearings that can accommodate angular misalignment.

Mounting and Installation:

Consider the ease of mounting and dismounting the bearing. Some applications may benefit from features like flanges or snap rings for secure installation.

Lubrication and Maintenance:

Choose a bearing with appropriate lubrication options based on the application’s speed and temperature range. Consider whether seals or shields are necessary to protect the bearing from contaminants.

Environmental Conditions:

Factor in the operating environment, including exposure to corrosive substances, chemicals, water, or dust. Choose materials and coatings that can withstand the specific environmental challenges.

Bearing Material:

Select a bearing material that suits the application’s requirements. Common materials include stainless steel for corrosion resistance and high-carbon chrome steel for general applications.

Bearing Arrangement:

Consider whether a single-row, double-row, or multiple bearings in a specific arrangement are needed to accommodate the loads and moments present in the application.

By carefully evaluating these factors, engineers and designers can choose the most suitable ball bearing that aligns with the specific demands of the application, ensuring optimal performance, durability, and overall operational efficiency.

China manufacturer Carbon Steel 608zz 608RS 608 2RS Zz Miniature Deep Groove Ball Bearing Skateboard Skates Roller 608 Ball Bearing 8*22*7mm with Good quality
editor by CX 2024-04-10

China wholesaler Tight Plastic Bearing with Steel Balls Sliding Bearing Roller with ISO (ML-AU050) wholesaler

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	Tight Plastic Bearing with Steel Balls Sliding Bearing Roller with ISO(ML-AU050)
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

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) \| Order Sample

Customization:	Available \| 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.

ball bearing

Can you Provide Examples of Industries where Ball Bearings are Crucial Components?

Ball bearings are essential components in a wide range of industries where smooth motion, load support, and precision are vital. Here are some examples of industries where ball bearings play a crucial role:

Automotive Industry:

Ball bearings are used in various automotive applications, including wheel hubs, transmissions, engines, steering systems, and suspension components. They provide reliable rotation and support in both passenger vehicles and commercial vehicles.

Aerospace Industry:

In the aerospace sector, ball bearings are found in aircraft engines, landing gear systems, control surfaces, and avionics equipment. Their ability to handle high speeds and precision is vital for aviation safety.

Industrial Machinery:

Ball bearings are integral to a wide range of industrial machinery, including pumps, compressors, conveyors, machine tools, printing presses, and textile machinery. They facilitate smooth operation and load distribution in these diverse applications.

Medical Equipment:

In medical devices and equipment, ball bearings are used in surgical instruments, imaging equipment, dental tools, and laboratory machinery. Their precision and smooth movement are crucial for accurate diagnostics and treatments.

Robotics and Automation:

Ball bearings are key components in robotic arms, automation systems, and manufacturing machinery. They enable precise movement, high-speed operation, and reliable performance in automated processes.

Renewable Energy:

Wind turbines and solar tracking systems utilize ball bearings to enable efficient rotation and tracking of the wind blades and solar panels. Ball bearings withstand the dynamic loads and environmental conditions in renewable energy applications.

Marine and Shipbuilding:

Ball bearings are used in marine applications such as ship propulsion systems, steering mechanisms, and marine pumps. They withstand the corrosive environment and provide reliable performance in maritime operations.

Heavy Equipment and Construction:

In construction machinery like excavators, bulldozers, and cranes, ball bearings support the movement of heavy loads and enable efficient operation in demanding environments.

Electronics and Consumer Appliances:

Consumer electronics like electric motors, computer hard drives, and household appliances rely on ball bearings for smooth motion and reliable operation.

Oil and Gas Industry:

In oil and gas exploration and extraction equipment, ball bearings are used in drilling rigs, pumps, and processing machinery. They handle the high loads and harsh conditions of this industry.

These examples demonstrate how ball bearings are indispensable components in various industries, contributing to the efficiency, reliability, and functionality of diverse mechanical systems and equipment.

ball bearing

How do Miniature Ball Bearings Differ from Standard-sized Ones, and Where are They Commonly Used?

Miniature ball bearings, as the name suggests, are smaller in size compared to standard-sized ball bearings. They have distinct characteristics and are designed to meet the unique requirements of applications that demand compactness, precision, and efficient rotation in confined spaces. Here’s how miniature ball bearings differ from standard-sized ones and where they are commonly used:

Size:

The most noticeable difference is their size. Miniature ball bearings typically have outer diameters ranging from a few millimeters to around 30 millimeters, while standard-sized ball bearings have larger dimensions suitable for heavier loads and higher speeds.

Load Capacity:

Due to their smaller size, miniature ball bearings have lower load-carrying capacities compared to standard-sized bearings. They are designed for light to moderate loads and are often used in applications where precision and compactness are prioritized over heavy load support.

Precision:

Miniature ball bearings are known for their high precision and accuracy. They are manufactured to tighter tolerances, making them suitable for applications requiring precise motion control and low levels of vibration.

Speed:

Miniature ball bearings can achieve higher speeds than standard-sized bearings due to their smaller size and lower mass. This makes them ideal for applications involving high-speed rotation.

Friction and Efficiency:

Miniature ball bearings generally have lower friction due to their smaller contact area. This contributes to higher efficiency and reduced heat generation in applications that require smooth and efficient motion.

Applications:

Miniature ball bearings find applications in various industries and sectors:

Electronics and Consumer Devices:

They are used in small motors, computer disk drives, printers, and miniature fans, where space is limited but precise motion is essential.

Medical and Dental Equipment:

Miniature bearings are used in medical devices such as surgical instruments, dental handpieces, and diagnostic equipment due to their precision and compactness.

Robotics and Automation:

Miniature ball bearings are integral to robotic arms, miniature conveyors, and automation systems, enabling precise movement in confined spaces.

Aerospace and Defense:

They are used in applications like UAVs (drones), aerospace actuators, and satellite components where size and weight constraints are critical.

Optics and Instrumentation:

Miniature bearings play a role in optical instruments, cameras, and measuring devices, providing smooth rotation and accurate positioning.

Overall, miniature ball bearings are specialized components designed for applications where space, precision, and efficient rotation are paramount. Their compactness and high precision make them crucial in various industries requiring reliable motion control in limited spaces.

ball bearing

Can you Explain the Various Types of Ball Bearings and their Specific Use Cases?

Ball bearings come in various types, each designed to meet specific application requirements. Here’s an overview of the different types of ball bearings and their specific use cases:

Deep Groove Ball Bearings:

Deep groove ball bearings are the most common and versatile type. They have a deep raceway that allows them to handle both radial and axial loads. They are used in a wide range of applications, including electric motors, household appliances, automotive components, and industrial machinery.

Angular Contact Ball Bearings:

Angular contact ball bearings have a contact angle that enables them to handle both radial and axial loads at specific angles. They are suitable for applications where combined loads or thrust loads need to be supported, such as in machine tool spindles, pumps, and agricultural equipment.

Self-Aligning Ball Bearings:

Self-aligning ball bearings have two rows of balls and are designed to accommodate misalignment between the shaft and the housing. They are used in applications where shaft deflection or misalignment is common, such as conveyor systems, textile machinery, and paper mills.

Thrust Ball Bearings:

Thrust ball bearings are designed to support axial loads in one direction. They are commonly used in applications where axial loads need to be supported, such as in automotive transmissions, steering systems, and crane hooks.

Single-Row vs. Double-Row Bearings:

Single-row ball bearings have a single set of balls and are suitable for moderate load and speed applications. Double-row ball bearings have two sets of balls and offer higher load-carrying capacity. Double-row designs are used in applications such as machine tool spindles and printing presses.

Miniature and Instrument Ball Bearings:

Miniature ball bearings are smaller in size and are used in applications with limited space and lower load requirements. They are commonly used in small electric motors, medical devices, and precision instruments.

Max-Type and Conrad Bearings:

Max-type ball bearings have a larger number of balls to increase load-carrying capacity. Conrad bearings have fewer balls and are used in applications with moderate loads and speeds.

High-Precision Ball Bearings:

High-precision ball bearings are designed for applications where accuracy and precision are critical, such as machine tool spindles, aerospace components, and optical instruments.

High-Speed Ball Bearings:

High-speed ball bearings are engineered to minimize friction and accommodate rapid rotation. They are used in applications such as dental handpieces, turbochargers, and centrifuges.

In summary, the various types of ball bearings are tailored to different application requirements, including load type, direction, speed, and environmental conditions. Selecting the appropriate type of ball bearing ensures optimal performance and longevity in specific applications.

China wholesaler Tight Plastic Bearing with Steel Balls Sliding Bearing Roller with ISO (ML-AU050) wholesaler
editor by CX 2024-03-23

China supplier Slewing Bearing Tapered Roller Steel Ball Bearings Deep Groove Puller Front Wheel Hub Pillow Block Taper Roller Angular Contact Rear Wheel Linear Auto Bearing wholesaler

Product Description

Slewing bearing Tapered Roller steel ball bearings Deep Groove puller front wheel hub pillow block taper roller angular contact rear wheel linear auto bearing

Application of Slewing bearing

A slewing bearing, also called a turntable bearing, is a type of bearing that allows for a heavy but slow-turning or slowly-oscillating load to be supported in combination (axial, radial and moment loads), often a horizontal platform such as a conventional crane, a swing yarder, or the wind-facing platform of a horizontal-axis (yaw) windmill. In other orientations (e.g. a horizontal axis of rotation) they are used in materials handling grapples, forklift attachments, welding turnover jigs and so on.

Slewing rings range in size from as little as 100mm diameter to well over 15 000mm (often segmented at this size for easy transport and handling); for example the bearings on the Falkirk Wheel are 4 meters diameter and fit over a 3.5 meter axle. Slewing bearings are often made with gear teeth integral with the inner or outer race (or both in rare cases) used to drive the platform relative to the base (for example in winches).

Slewing rings are used in a variety of applications, including:

Wind turbines: Slewing bearings are used in wind turbines to support the nacelle and rotor blades.
Cranes: Slewing bearings are used in cranes to support the boom and jib.
Drilling rigs: Slewing bearings are used in drilling rigs to support the mast and drill string.
Robotics: Slewing bearings are used in robotics to support the manipulator arm.
Machine tools: Slewing bearings are used in machine tools to support the spindle and workpiece.

Slewing bearings are a critical component in many applications. They are responsible for supporting heavy loads and allowing for smooth and precise movement.

/* March 10, 2571 17:59:20 */!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)
Material:	Bearing Steel
Spherical:	Aligning Bearings
Load Direction:	Axial Bearing

Samples:	US$ 9999/Piece 1 Piece(Min.Order) \| Request Sample

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 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 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.

China supplier Slewing Bearing Tapered Roller Steel Ball Bearings Deep Groove Puller Front Wheel Hub Pillow Block Taper Roller Angular Contact Rear Wheel Linear Auto Bearing wholesaler
editor by CX 2024-02-22

China Best Sales China Factory Pressure Plane Thrust Roller Thrust Ball Bearing 51326m 8326m Bearing Steel High Quality Durable Thrust Ball Bearing Eight Types of Bearing bearing block

Product Description

Company Profile

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.

Product Description

Product Name	Ball bearing Xihu (West Lake) Dis.r bearing Piliow bilock bearing Needle roller bearing Thrust ball 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

Bearing Profile

Bearing Profile:

Type:Flat thrust ball bearing

Effect: The main role of thrust ball bearings is to withstand axial and radial loads, and can also withstand torque and tilt forces. Its ability to withstand axial load is relatively strong suitable for high speed operation and high precision requirements of mechanical equipment.

Exceptional Load Capacity: Our bearings are designed to handle heavy axial loads with ease, ensuring the reliable operation of your equipment even in the most demanding environments.

Precision Engineering: Crafted with precision and attention to detail, these bearings offer outstanding accuracy and minimal friction, contributing to the efficiency and longevity of your machines.

Reduced Downtime: With our Eight-Class Thrust Ball Bearings, you can count on reduced downtime and maintenance costs, allowing your business to stay productive and profitable.

Versatile Applications: Whether you’re in the automotive, aerospace, manufacturing, or any other

Old model(New model)	Inside * outside * high	Old model(New model)	Inside * outside * high	Old model(New model)	Inside * outside * high
8100(51100)	10249	8200(51200)	102611	8304(51304)	204718
8101(51101)	12269	8201(51201)	122811	8305(51305)	255218
8102(51102)	15289	8202(51202)	153212	8306(51306)	306021
8103(51103)	17309	8203(51203)	173512	8307(51307)	356824
8104(51104)	203510	8204(51204)	204014	8308(51308)	407826
8105(51105)	254211	8205(51205)	254715	8309(51309)	458528
8106(51106)	304711	8206(51206)	305216	8310(51310)	509531
8107(51107)	355212	8207(51207)	356218	8311(51311)	5510535
8108(51108)	406013	8208(51208)	406819	8312(51312)	6011035
8109(51109)	456514	8209(51209)	457320	8313(51313)	6511536
8110(51110)	507014	8210(51210)	507822	8314(51314)	7012540
8111(51111)	557816	8211(51211)	559025	8315(51315)	7513544
8112(51112)	608517	8212(51212)	609525	8316(51316)	8014044
8113(51113)	659017	8213(51213)	6510027	8317(51317)	8515049
8114(51114)	709518	8214(51214)	7010527	8318(51318)	9015550
8115(51115)	7510019	8215(51215)	7511027	8320(51320)	10017055
8116(51116)	8010519	8216(51216)	8011528	8322(51322)	11019063
8117(51117)	8511019	8217(51217)	8512531	8324(51324)	12021070
8118(51118)	9012022	8218(51218)	9013535	8326(51326)	13022575
8120(51120)	10013025	8220(51220)	10015038	8328(51328)	14024080
8122(51122)	11014525	8222(51222)	11016038	8330(51330)	15025080
8124(51124)	12015525	8224(51224)	12017039	8332(51332)	16027087
8126(51126)	13017030	8226(51226)	13019045	8334(51334)	17028087
8128(51128)	14018031	8228(51228)	14020046	8336(51336)	18030095
8130(51130)	15019031	8230(51230)	15021550	8338(51338)	190320105
8132(51132)	16020031	8232(51232)	16022551	8340(51340)	200340110
8134(51134)	17021534	8234(51234)	17024055	8344(51344)	220360112
8136(51136)	18022534	8236(51236)	18025056	8348(51348)	240380112
8138(51138)	19024037	8238(51238)	19027062
8140(51140)	20025037	8240(51240)	20028062	8405(51405)	256024
8144(51144)	22027037	8244(51244)	22030063	8406(51406)	307028
8148(51148)	24030045	8248(51248)	24034078	8407(51407)	358032
8152(51152)	26032045	8252(51252)	26036079	8408(51408)	409036
8156(51156)	28035053	8256(51256)	28038090	8409(51409)	4510039
8160(51160)	30038062	8260(51260)	30042095	8410(51410)	5011043
8164(51164)	32040063	8264(51264)	32044095	8411(51411)	5512048
8168(51168)	34042064	8268(51268)	34046096	8412(51412)	6013051
8172(51172)	36044065	8272(51272)	360500110	8413(51413)	6514056
8180(51180)	40048065	8276(51276)	380520112	8414(51414)	7015060
8184(51184)	42050065	8280(51280)	400540112	8415(51415)	7516065
8188(51188)	44054080			8416(51416)	8017068
8192(51192)	46056080			8417(51417)	8518072
8196(51196)	48058080			8418(51418)	9019077
				8420(51420)	10021085
				8422(51422)	11023095
				8424(51424)	120250102
				8426(51426)	130270110
				8428(51428)	140280112
				8430(51430)	150300120
				8436(51436)	180360140

Company strength

Company strength:

Stock supply Complete model Timely delivery

1.The main production thrust ball bearing thrust roller bearing needle bearing tapered roller bearing deep groove ball bearing outer spherical bearings and other products

2.implemented the “three guarantees” principle for customers: To ensure high-quality quality, preferential prices, superior after-sales service!

3.The company has bearing production plant, complete inventory supply, complete models, timely delivery, thoughtful after-sales service, reasonable price, welcome to negotiate

Our Advantages

Our Advantage:
1.Our products: with high quality, long life, high speed, low noise, low friction quality products

2. We have: sufficient storage space, sufficient inventory, high production efficiency, we provide customers with the most favorable prices

3. Chinese bearing: in China’s production line, products are exported to all over the world, product specifications are complete, certificates are complete, professional R & D team

4. After-sales service and technical guidance: The company provides after-sales service and technical guidance according to customer requirements and needs

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

/* March 10, 2571 17:59:20 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

Quality:	High Precision
Noise:	No
Service Life:	Long

Samples:	US$ 4.18/Piece 1 Piece(Min.Order) \| Order Sample

Customization:	Available \| 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.

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

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.