China Professional 1688 Top Stainless Steel Bearing 626 608 628 6001 6200 6201 6202 6203-2RS Treadmill Ceramic Fan Roller Coveor Transmission The Motor Insulation Ball Bearing CZPT with Hot selling

Product Description

Product Description

Bearings 608 6 ZZ 2RS With Double Grooves :
Textile Machinery ( 6209 6210 RS ZZ Open)
Bike Bicycle Home Gym Equipment Fitness Treadmill Woodway Ceramic Stainless Steel Ceiling Fan Roller Conveyor Transmission Parts Ball Bearing
Ceramic Bearings, Stainless Steel Bearings, Insulated Bearings, Polyformaldehyde Bearings,PA6 Bearing
Standard Deep Groove Ball Bearings 608ZZ bearings with single or double deep groove outer ring,
It is good for Convex Plastic Roller easily.

1. Bearings Type: 608ZZ , 608 2RS , 626,6200,6201,6000.6001,6002,6300,6301…….
2. Brand Name: NMN.
3, Clearance: C0,C1,C2,C3,C4,C5 etc.
4, Vibration: ZIV1,Z2V2,Z3V3 , Z4V4
5. Precision Rating: ABEC-1/ P0, ABEC-3/P6, ABEC-5/P5, ABEC-7/P4
6. Seals Type: open , RS,2RS ,Z, ZZ,2Z
7. Ball Bearings Number of Row: Single Row , Double Row .
8. Material: Chrome steel, Stainless stee 
9. Cage: Steel,Brass,Nylon

 

Company Profile

 

ZheJiang CZPT Bearing Co., Ltd. is affiliated to ZheJiang Kaidi Bearing Group – a specialized manufacturer of kinds of bearings for about 20 years.

Our company is specialized in producing Deep Groove Ball Bearings, Tapered Roller Bearings, Spherical Roller Bearings and Special Bearings in accordance with Customers’ designs.Our bearings has been widely applied into agricultural equipments, home appliances, power equipments, machine tools, automotives and engineering machinery, etc.

Our Products

ZheJiang CZPT Bearing Co., Ltd. is a specialized manufacturer of ball bearings for about 20 years. Our main products include:
1, Miniature Bearings: like 608, 609, 625, 626, 693, 695, etc;
2, Deep Groove Ball Bearings: like 6000, 6200, 6300, 6800, 6900, 16000 Series;
3,Non-Standard Bearings: U grooved bearings, V grooved bearings, double grooved bearings, bearing rollers with or without plastic injection. 4,Pillow Block Bearing: UCP/ UCF/ UCFL;
5,Tapered Roller Bearings
6,Linear Motion Bearings

Processing Process

we have manufacture bearing more than 20 years, and can produce different style of bearings. Our factory starts production from raw materials. We have a 20-person R&D team and launch a new product every 5 days. We have more than 600 people to produce bearing team, we produce products, the price is the most competitive in China. 

 

Packaging & Shipping

Plastic rolling packing + Plastic bag + Paper carton Single Box + Plastic rolling packing + Plastic bag + Paper carton+pallet according to customer requirement

 

Our Activities

Do what others don’t want to do, do what others don’t dare to do, and do what others can’t.
Never say goodbye ; We are the best team.

FAQ:

1.Q:Do you know the Detail Size for the Bearing ?
A: I have been working in bearings for 18 years and in technical positions for 12 years.
B:We have bearing bearing research institute, the company has bearing training class

2.Q: This Size of Bearing is common parts?
A:These are standard size bearing.

B:We can order non-standard bearings, because we launch a non-standard bearing every 10 days
3.Q:Are you a factory or a Trade Company for Bearing ?
A: We have had our own bearing production plant for 20 years and our own sales team for 16 years
4.Q:How many the MOQ of the Bearing?
A:1pcs accept for the standard size. 
If you purchase the Non-Standard for BearingThe MOQ is 5000pcs.

5.Q:Could you supply free sample of bearing for our test?
A:Yes,Free sample can be offer.

6.Q:Could you accept OEM and customize?
A:Yes, OEM is accepted and we can customize for you according to sample or drawing.

7.Q:Do you have stocks?
A:Yes, most of the bearings showing on alibaba are in stock,
B ,We have plenty of stock. We have our own warehouses in America and Germany
8.Q : Why choose us ?
A: a. With experiences over 16 years.
B. Strict inspection and high quality with reasonable price.
C. OEM service provided.
D. Delivery time is short.We will deliver goods on time as agreed in the contract. If the delivery is delayed for 1 week, 1% of the contract amount will be reduced, 2% of the contract amount will be reduced for 2 weeks, and so on.
E,(a): 20% T/T in advance .75% against copy of B/L, After the goods arrive at your company, the remaining 5% will be paid within 15-30 days after the goods are used satisfactorily. The remaining payment will not be paid if the goods are not satisfied
(b)20% T/T in advance .75% against L/C at sight, , After the goods arrive at your company, the remaining 5% will be paid within 15-30 days after the goods are used satisfactorily. The remaining payment will not be paid if the goods are not satisfied
F, there is no reply within 12 hours, 0.5% of the contract amount will be reduced, 1% of the contract amount will be reduced if there is no reply within 24 hours, and so on

9.Q: What kinds of bearing you supply?
A: main products are ball bearing,Pillow Block Bearing , plastic bearing, ceramic bearing,  and industrial tools, etc, as per customers’ drawings or samples. 
10.Q:When inspecting bearings, what should we need to consider?
A: The precision of the bearings (dimension tolerance, loading rate), internal
     clearance and hardness under heat treatment, structure of cage and material.

11.Q;Your product certifications?
A: ISO 9001:2008, RoHS.
 

12 .Q: Can I have a sample order?

A: Yes, it is available to check quality first. Mixed samples are also acceptable.
 

13.Q: What about the lead time?

A: 3-7 days for samples, 3-4 weeks for mass production.

 

14.Q:What is your payment method?

A: We accept T/T, PAYPAL or Western Union, credit card or via ALIBABA Assurance order.

 

Contact Us

May(Coco)
ZheJiang CZPT Bearing Co., Ltd.


 
 
 

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Contact Angle: No
Aligning: Non-Aligning Bearing
Separated: Unseparated
Samples:
US$ 0.09/Set
1 Set(Min.Order)

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Order Sample

Customization:
Available

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Customized Request

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Estimated freight per unit.







about shipping cost and estimated delivery time.
Payment Method:







 

Initial Payment



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

roller bearing

What is the role of cage design and materials in roller bearing performance and durability?

The design and materials used in the cage of a roller bearing have a significant impact on its performance and durability. The cage, also known as the retainer or separator, holds and spaces the rolling elements within the bearing, ensuring their proper alignment and distribution. Here’s a detailed explanation of the role of cage design and materials in roller bearing performance and durability:

  • Rolling Element Guidance:

The primary role of the cage is to guide the rolling elements, such as balls or rollers, within the bearing. The design of the cage determines the spacing and orientation of the rolling elements, maintaining their proper alignment and preventing contact or interference. By guiding the rolling elements, the cage minimizes friction and wear, allowing for smooth and efficient operation of the bearing. It also prevents the rolling elements from skewing or tilting, which could lead to uneven load distribution and premature failure.

  • Load Distribution:

The cage plays a critical role in distributing the loads applied to the bearing evenly among the rolling elements. It helps prevent excessive stress on individual elements, reducing the risk of fatigue, brinelling, or premature wear. An optimally designed cage ensures that the loads are properly distributed, maximizing the bearing’s load-carrying capacity and enhancing its durability under various operating conditions.

  • Lubricant Retention:

The cage also assists in retaining the lubricant within the bearing. It helps create spaces or pockets for lubricant storage, allowing for proper lubrication of the rolling elements and raceways. Effective lubrication reduces friction, heat generation, and wear, promoting smoother operation and extending the bearing’s service life. The cage design should account for sufficient lubricant retention while minimizing excessive drag or churning losses.

  • Friction and Heat Generation:

The materials used in the cage can impact the frictional characteristics and heat generation of the bearing. The design and material selection should aim to minimize friction between the cage and the rolling elements, as well as between the cage and the bearing rings. This reduces energy losses and heat buildup, enhancing the overall efficiency of the bearing. Materials with low friction coefficients and good thermal conductivity, such as engineered plastics or certain types of metals, are commonly used for cage construction.

  • Strength and Durability:

Cage materials should possess sufficient strength and durability to withstand the operating conditions and loads imposed on the bearing. The cage must resist deformation or fatigue under normal operating loads, ensuring the stability and integrity of the rolling element arrangement. The choice of cage material depends on factors such as the application’s speed, temperature, and load requirements. Common cage materials include steel, brass, polyamide (nylon), and various engineered plastics.

  • Noise and Vibration:

The cage design and materials can also influence the noise and vibration characteristics of the bearing. Properly designed and well-matched cages help minimize cage-induced vibrations and rattling, which can contribute to undesirable noise levels. Additionally, certain cage materials with good damping properties can help reduce vibrations and noise generated by the rolling elements’ impacts or resonance phenomena, further improving the bearing’s performance and user experience.

In summary, the cage design and materials significantly impact the performance and durability of roller bearings. They play a vital role in guiding the rolling elements, distributing loads, retaining lubrication, minimizing friction and heat generation, ensuring strength and durability, and influencing noise and vibration levels. By carefully considering the cage design and selecting appropriate materials, manufacturers can optimize the bearing’s performance, improve its reliability, and extend its service life in various applications and operating conditions.

roller bearing

Are there specific industries or applications where roller bearings are frequently used?

Roller bearings are widely used in various industries and applications where there is a need for efficient load support, smooth rotation, and reliable performance. The versatility and effectiveness of roller bearings make them suitable for a wide range of machinery and equipment. Here’s a detailed explanation of the specific industries and applications where roller bearings are frequently used:

  • Automotive Industry:

The automotive industry extensively relies on roller bearings for numerous applications. They are commonly used in wheel hubs, transmissions, engines, differentials, and steering systems. Roller bearings provide support and facilitate smooth rotation in these critical automotive components, ensuring optimal performance and durability.

  • Aerospace Industry:

In the aerospace industry, roller bearings are crucial for various applications, including aircraft engines, landing gear systems, actuation systems, and control surfaces. The high load-carrying capacity and reliability of roller bearings make them suitable for withstanding the extreme operating conditions and demands of the aerospace industry.

  • Industrial Machinery:

Roller bearings find extensive use in industrial machinery across multiple sectors. They are commonly employed in machine tools, conveyors, pumps, compressors, electric motors, and power generation equipment. Roller bearings contribute to efficient power transmission, reduced friction, and smooth operation in these industrial applications.

  • Construction and Mining:

In the construction and mining industries, roller bearings are frequently utilized in equipment such as excavators, loaders, bulldozers, crushers, and drilling machines. These bearings are designed to withstand heavy loads, shock loads, and harsh environmental conditions commonly encountered in construction and mining operations.

  • Railways and Transportation:

Roller bearings play a vital role in the railway and transportation sector. They are widely used in locomotives, train wheels, axles, gearboxes, and suspension systems. Roller bearings ensure smooth and reliable operation of railway vehicles, withstand heavy loads, and contribute to the overall safety and efficiency of the transportation industry.

  • Energy and Power Generation:

In the energy and power generation sector, roller bearings are commonly employed in turbines, generators, wind turbines, and hydroelectric power plants. They provide support and facilitate smooth rotation in rotating machinery, contributing to efficient energy generation and transmission.

  • Medical and Healthcare:

Roller bearings are also used in medical and healthcare equipment, such as medical scanners, imaging devices, dental drills, and surgical instruments. These bearings enable precise and smooth movement, ensuring accurate diagnostics and reliable performance in medical applications.

Additionally, roller bearings find applications in a wide range of other industries, including agriculture, food and beverage processing, material handling, printing and packaging, textile machinery, and many more. Their versatility, load-carrying capacity, and ability to withstand diverse operating conditions make roller bearings essential components in numerous industrial and commercial applications.

roller bearing

How do roller bearings compare to other types of bearings, like ball bearings?

Roller bearings and ball bearings are two common types of bearings used in various applications. While both types serve the same purpose of facilitating smooth and efficient rotational motion, there are distinct differences between them. Here’s a detailed comparison of roller bearings and ball bearings:

  • Design and Construction:

Ball bearings have rolling elements in the shape of spheres (balls) sandwiched between an inner and outer raceway. The rolling elements make point contact with the raceways, distributing the load evenly. Roller bearings, on the other hand, have cylindrical or tapered rolling elements (rollers) that make line contact with the raceways. The line contact allows roller bearings to distribute higher loads over a larger surface area compared to ball bearings. Roller bearings can handle radial, axial, and combined loads more effectively, making them suitable for applications with heavy loads or high thrust forces.

  • Load Capacity:

Due to their design and larger contact area, roller bearings have a higher load-carrying capacity than ball bearings. The line contact of roller bearings allows them to distribute the load more evenly, reducing localized stresses. This makes roller bearings well-suited for applications that involve significant radial or axial loads, such as conveyor systems, heavy machinery, or automotive wheel bearings. Ball bearings, while having lower load capacity compared to roller bearings, are typically used in applications with lighter loads or high-speed requirements, such as electric motors, fans, and small machinery.

  • Friction and Speed:

Ball bearings generally have lower friction compared to roller bearings due to the point contact between the rolling elements and raceways. The lower friction results in reduced energy consumption and heat generation, making ball bearings more suitable for high-speed applications. Roller bearings, with their line contact, have slightly higher friction but offer better load distribution. However, advancements in bearing technology have led to the development of low-friction roller bearings, such as tapered roller bearings with optimized designs, for improved efficiency and reduced friction at high speeds.

  • Alignment and Misalignment:

Ball bearings are more forgiving when it comes to misalignment between the shaft and the housing. Their point contact allows for some angular misalignment without significantly affecting performance. Roller bearings, particularly spherical roller bearings, can also accommodate misalignment but to a lesser extent compared to ball bearings. Cylindrical roller bearings, on the other hand, are less forgiving and require precise alignment for optimal performance. Proper alignment is crucial for both types of bearings to ensure even load distribution and prevent premature wear or failure.

  • Application Specificity:

The choice between roller bearings and ball bearings depends on the specific application requirements. Roller bearings excel in heavy-duty applications where high load capacity and durability are essential. They are commonly used in industries such as mining, construction, and heavy machinery. Ball bearings, with their lower friction and suitability for high-speed operation, are preferred in applications that prioritize speed, precision, and efficiency, such as electric motors, machine tools, and automotive components.

In conclusion, roller bearings and ball bearings have distinct characteristics and are suitable for different types of applications. Roller bearings offer higher load capacity and better load distribution, making them ideal for heavy-duty applications. Ball bearings, with their lower friction and ability to accommodate misalignment, are well-suited for high-speed and precision applications. The choice between roller bearings and ball bearings depends on factors such as load requirements, speed, application specificity, and alignment considerations.

China Professional 1688 Top Stainless Steel Bearing 626 608 628 6001 6200 6201 6202 6203-2RS Treadmill Ceramic Fan Roller Coveor Transmission The Motor Insulation Ball Bearing CZPT   with Hot sellingChina Professional 1688 Top Stainless Steel Bearing 626 608 628 6001 6200 6201 6202 6203-2RS Treadmill Ceramic Fan Roller Coveor Transmission The Motor Insulation Ball Bearing CZPT   with Hot selling
editor by CX 2024-04-25

Roller Bearing

As one of the leading roller bearing manufacturers, suppliers, and exporters of mechanical products, We offer roller bearing and many other products.

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