Product Description

Product Name

Production of a full range of bearings

Product category

Spherical roller bearings

Product material

GCR15 bearing steel

Product advantage

High speed low noise stable operation of High temperature resistance

Application program

Equipment, mines, steel mills, petroleum, textile, fan, vibrating screen

Customer order protection

Warranty for 1 year

Minimum order quantity

1 piece

Bearing No. Boundary Dimensions ( mm ) Speed Rating (ipm ) Load Rating ( kn ) Weight (kg)
Model # d D B Grease Oil Dynamic Cr Static Cor
lubncation lubncation
22206 30 62 20 53 59 5500 9500 0.30
22207 35 72 23 69 79 5700 7600 0.45
22208 40 80 23 81 94 5100 6800 0.54
22209 45 85 23 85 100 4800 6400 0.59
22210 50 90 23 87 108 4400 5900 0.63
22211 55 100 25 105 129 4050 5350 0.83
22212 60 110 28 126 160 3600 4800 1.20
22213 65 120 31 155 201 3300 4500 1.60
22214 70 125 31 163 211 3150 4250 1.76
22215 75 130 31 167 222 3000 4000 1.85
22216 80 140 33 180 245 2800 3700 2.10
22217 85 150 36 216 286 2600 3500 2.75
22218 90 160 40 247 332 2450 3250 3.50
22219 95 170 43 286 391 2400 3200 4.20
22220 100 180 46 319 438 2200 3000 4.90
22222 110 200 53 417 592 2000 2700 7.50
22224 120 215 58 484 698 1900 2500 8.50
22226 130 230 64 567 834 1500 2300 11.30
22228 140 250 68 647 958 1600 2200 14.60
22230 150 270 73 760 1130 1500 2000 18.45
22232 160 260 80 850 1280 1300 1800 23.00
22234 170 310 86 975 1500 1200 1700 28.50
22236 180 320 86 1571 1590 1200 1600 30.00
22238 190 320 92 1150 1700 1100 1500 35.80
22240 200 360 98 1290 1910 1000 1400 47.00
22244 220 440 108 1560 2280 900 1200 61.80
22248 240 440 120 1500 2700 700 900 85.00
22252 260 480 130 1400 3100 650 830 106.00
22256 280 500 130 1740 3480 600 780 113.10
22260 300 540 140 2100 4200 600 750 134.90

Product Description

Product Application

Recommended Product

Company Profile

Our Advantages

Certifications

Customer Evaluation

Packaging & Shipping

FAQ

1. Where is our factory? We are based in ZheJiang , China, We are an integrated enterprise of industry and trade start from 2008,sell to Domestic Market(40.00%),South America(10.00%),Eastern Europe(10.00%),North America(5.00%),Southeast Asia (5.00%), Africa(5.00%),Mid East(5.00%),Eastern Asia(5.00%) Central America(5.00%),Northern Europe(5.00%),South, Asia(5.00%). Our brand is DMC. 2. How can we guarantee quality?
Before we mass-produce the goods. Provide the customer with a free sample list, sample confirmation is satisfied with the
customer, we according to the requirements of the customer mass production if the bearing goods received by the customer are not
satisfied, the product can be returned and replaced within a month.
3.What do you get from us?
We can provide all kinds of bearings OEM&ODM customiz
-ed service.
You will get an excellent supplier and excellent bearing price. We will help you revitalize your career and try our best to let
customers earn more money.

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Application Program: Equipment, Mines, Steel Mills, Petroleum, Textile
Product Material: Gcr15 Bearing Steel
Quality Assurance: Warranty 1 Year
Samples:
US$ 5.19/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.

steel ball bearing

Can you describe the various types of seals and shields used with steel ball bearings for contamination prevention?

Steel ball bearings are often equipped with seals and shields to prevent contamination from entering the bearing and affecting its performance. These protective components act as barriers, keeping out solid particles, liquids, and other contaminants that could lead to premature wear, corrosion, or damage. Here are some of the common types of seals and shields used with steel ball bearings for contamination prevention:

1. Rubber Seals:

Rubber seals, also known as contact seals or lip seals, are widely used to provide effective contamination protection for steel ball bearings. These seals are typically made of synthetic rubber materials, such as nitrile rubber (NBR) or fluoroelastomer (FKM). Rubber seals are designed to have direct contact with the bearing inner and outer rings, creating a physical barrier against contaminants. They form a tight seal around the rotating inner ring, preventing the ingress of dust, dirt, moisture, and other particles. Rubber seals offer good sealing performance and are effective in most operating conditions.

2. Metal Shields:

Metal shields, also known as non-contact shields or metal covers, are metallic components that provide contamination protection for steel ball bearings. These shields are typically made of steel or stainless steel and feature a circular shape that covers the bearing opening. Metal shields do not come into direct contact with the bearing rings but provide a physical barrier against larger particles and debris. They are designed with a small gap between the shield and the inner ring, allowing for minimal friction and unrestricted rotation. Metal shields are commonly used in applications where low torque and high-speed operation are required.

3. Felt Seals:

Felt seals are simple and cost-effective sealing components used with steel ball bearings. These seals are made from compressed or impregnated felt material. Felt seals can be installed in the outer ring of the bearing to create a barrier against dust and small particles. While they provide limited protection against liquid contaminants, felt seals are effective in preventing the ingress of solid particles. Felt seals are commonly used in applications where moderate contamination protection is required, and the operating conditions are not excessively demanding.

4. Labyrinth Seals:

Labyrinth seals are non-contact seals that use a complex, tortuous path to prevent contaminants from entering the bearing. They consist of multiple interlocking grooves or ridges on the bearing housing and the seal itself. The labyrinth design creates a series of barriers that impede the entry of particles and fluids. Labyrinth seals are effective in providing contamination protection in applications where high-speed rotation, heavy contamination, or exposure to liquids is a concern. They offer low friction and can withstand challenging operating conditions.

5. Combination Seals and Shields:

In some cases, steel ball bearings may be equipped with combination seals and shields to provide enhanced contamination protection. These hybrid sealing arrangements combine the benefits of both seals and shields to provide a higher level of defense against contaminants. For example, a bearing may feature a rubber seal on one side to provide excellent sealing performance, while having a metal shield on the other side to allow for lower friction and higher speed operation. Combination seals and shields offer versatility and can be tailored to specific application requirements.

6. Customized Sealing Solutions:

Depending on the specific application and operating conditions, customized sealing solutions may be developed for steel ball bearings. These solutions can involve the use of specialized materials, unique designs, or additional protective features. Customized seals and shields are typically designed to address specific challenges, such as extreme temperatures, aggressive chemicals, high-pressure environments, or stringent cleanliness requirements. Manufacturers and bearing suppliers can work with customers to develop tailored sealing solutions that provide optimal contamination prevention for their specific applications.

Seals and shields play a critical role in preventing contamination and maintaining the performance and service life of steel ball bearings. The choice of the appropriate seal or shield depends on factors such as the operating environment, speed, load, and level of contamination risk. By effectively preventing the ingress of contaminants, these protective components help ensure the reliable and efficient operation of machinery and equipment.

steel ball bearing

Can steel ball bearings be customized or modified for unique industrial needs?

Yes, steel ball bearings can be customized or modified to meet unique industrial needs. Manufacturers offer various options for customization and modification to ensure that the bearings align with specific requirements. Let’s explore some of the ways steel ball bearings can be customized:

1. Bearing Size and Configuration:

Steel ball bearings can be customized in terms of size, including the outer diameter, inner diameter, and width. Manufacturers can produce bearings in a wide range of sizes to accommodate different shaft and housing dimensions. Additionally, the configuration of the bearing, such as the number and arrangement of balls, can be modified to optimize load capacity, speed, or specific operating conditions.

2. Material Selection:

While steel is the most common material used for ball bearings, there are different types of steel with varying properties. Manufacturers can offer customized steel ball bearings made from specific grades of steel to enhance performance characteristics such as corrosion resistance, high-temperature resistance, or hardness. In some cases, alternative materials such as stainless steel or specialty alloys may be used to meet unique industrial requirements.

3. Seal or Shield Options:

Bearings can be customized with different seal or shield options to provide enhanced protection against contamination, moisture, or chemicals. Manufacturers can offer various sealing configurations, such as rubber seals, metal shields, or labyrinth seals, to suit specific environmental conditions and prevent the ingress of particles or fluids into the bearing. Customized sealing solutions can help prolong bearing life and improve reliability in challenging industrial environments.

4. Lubrication:

The lubrication of steel ball bearings can be customized based on the specific application requirements. Manufacturers can offer a range of lubrication options, including different types of lubricants and greases with varying viscosities, additives, or properties. Customized lubrication solutions ensure optimal performance, reduce friction, and enhance the bearing’s ability to withstand high temperatures, extreme loads, or harsh operating conditions.

5. Cage Design:

The cage, or retainer, holds the balls in position within the bearing and ensures proper ball guidance and spacing. Steel ball bearings can be customized with different cage designs, materials, or configurations. For example, cages can be made from steel, brass, or engineered polymers, each offering specific advantages such as improved heat dissipation, reduced friction, or enhanced durability. Customized cage designs can optimize the bearing’s performance in terms of speed, noise, or resistance to specific operating conditions.

6. Special Coatings or Surface Treatments:

In certain industries or applications, steel ball bearings may benefit from specialized coatings or surface treatments. These coatings can provide additional protection against corrosion, reduce friction, or enhance the bearing’s ability to withstand extreme temperatures or harsh chemicals. Customized coatings or surface treatments can be applied to the bearing’s outer surface, inner raceway, or balls to improve performance and extend the bearing’s lifespan.

7. Specialized Testing and Certification:

For industries with stringent quality or performance requirements, manufacturers can provide customized testing and certification services. This ensures that the steel ball bearings meet specific industry standards, regulations, or performance criteria. Customized testing may involve precision measurement, noise analysis, vibration testing, or endurance testing to verify the bearing’s performance and reliability in unique industrial applications.

By offering customization and modification options, manufacturers can tailor steel ball bearings to meet the unique needs of various industries, applications, and operating conditions. Customized bearings can deliver improved performance, durability, and reliability, ultimately enhancing the overall efficiency and productivity of industrial systems.

steel ball bearing

Can you explain the key characteristics and advantages of steel ball bearings?

Steel ball bearings possess several key characteristics and offer numerous advantages in various applications. Let’s explore them in detail:

1. Low Friction: Steel ball bearings have a low coefficient of friction due to the rolling contact between the balls and the raceways. This reduces the resistance to motion, resulting in improved efficiency and energy savings in mechanical systems.

2. Load Capacity: Steel ball bearings have excellent load-carrying capacity. The spherical shape of the balls enables them to distribute loads evenly across the raceways, allowing the bearings to handle both radial and axial loads effectively.

3. High-Speed Operation: Due to their efficient rolling action and low friction, steel ball bearings are well-suited for high-speed applications. They enable smooth rotation at elevated speeds, making them widely used in machinery and equipment requiring rapid motion.

4. Versatility: Steel ball bearings are available in various sizes, configurations, and precision levels, allowing for versatility in different applications. They can accommodate diverse operating conditions and fit the specific requirements of a wide range of mechanical systems.

5. Durability: Steel ball bearings are highly durable and resistant to wear. The balls and raceways are typically made from hardened steel, providing excellent strength and longevity. This enables the bearings to withstand heavy loads and operate reliably even in demanding environments.

6. Low Maintenance: Steel ball bearings require minimal maintenance when properly lubricated. Regular lubrication helps to reduce friction, prevent corrosion, and extend the service life of the bearings. This low maintenance requirement contributes to cost savings and operational efficiency.

7. Wide Application Range: Steel ball bearings find applications in a diverse range of industries and systems. They are commonly used in automotive components, industrial machinery, electric motors, household appliances, aerospace equipment, and more. Their versatility and performance make them a popular choice across various sectors.

8. Cost-Effective: Steel ball bearings offer a cost-effective solution for many applications. They provide a balance between performance, durability, and affordability, making them widely accessible and economically viable for a range of mechanical systems.

In summary, steel ball bearings exhibit low friction, high load capacity, suitability for high-speed operation, versatility, durability, low maintenance requirements, wide applicability, and cost-effectiveness. These characteristics and advantages make steel ball bearings a fundamental component in numerous industries, contributing to efficient and reliable mechanical systems.

China high quality 1688 Machine Tapered/Taper/Spherical/Cylindrical Roller/Deep Groove/Thrust Ball/Needle/Aligning Stainless Steel Bearing High Temperature Clutch Release Bearing   deep groove ball bearingChina high quality 1688 Machine Tapered/Taper/Spherical/Cylindrical Roller/Deep Groove/Thrust Ball/Needle/Aligning Stainless Steel Bearing High Temperature Clutch Release Bearing   deep groove ball bearing
editor by CX 2024-03-27

Steel Ball Bearings

As one of the leading steel ball bearings manufacturers, suppliers, and exporters of mechanical products, We offer steel ball bearings and many other products.

Please get in touch with us for details.

Manufacturer supplier exporter of steel ball bearings.

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