Product Description
plastic injection window roller bearing 608zz
Quick Details
Type: Door & Window Rollers, Plastic coated window or door sliding pulley roller
Place of Origin: China (Mainland)
Materials:
PEEK, POM, PTFE, PE, UHMW-PE, HDPE, PVDF, PI, PP, PBT available
Shipping Terms: DHL, UPS, FedEx, China Post Air Mail
Shipping ways: By Air/by Sea
Payment Terms: TT/LC/Western Union/Paybal
Specifications
Plastic coated window or door sliding pulley roller
1. Quality standard: ISO9000
2. Package: According to the customer
Packaging & Delivery
Packaging Detail: Plastic coated 695 ZZ window or door sliding pulley roller packing: Industrial packing
Delivery Detail: 3~35 days
Available in standard inch and metric sizes.
Plastic race bearings can be made in special sizes and types in small and large quantities.
Plastic radial ball bearings offer many advantage over standard steel bearings.
Applications:
Widely used in sports equipment, theme park attractions, printing presses, office equipment, home equipment,
Cranes, giant roller-coasters, marine uses etc.
We supply:
Plastic deep groove ball bearing,
Plastic thrust ball bearing,
Plastic angular contact bearing,
Plastic pillow block bearing. etc
Advantage: Wear-resisting, environmental protection, self-lubricating, absolutely electricity, no magnetic. Resistance to rust.
Introduction:
Plastic Bearings can often lead to more freedom from maintenance. Their resistance to dirt, dust and chemicals make plastic bearings a set-it-and-forget-it solution. Plastic Bearings can reduce costs up to 25%. They can be highly wear resistance, with a low coefficient of friction and can replace more expensive alternatives in many applications.
| MODLE | D | d | W | Bearing No. | Weight | Material | |
| BS16-d5W5 | 16mm | 5mm | 5mm | 695ZZ | 0.003KGS | POM/PA66/PU | |
| BS18-d5W7 | 18mm | 5mm | 7mm | 625ZZ | 0.004KGS | POM/PA66/PU | |
| BS20-d5W5 | 20mm | 5mm | 5mm | 625ZZ | 0.004KGS | POM/PA66/PU | |
| BS22-d5W7 | 22mm | 5mm | 7mm | 625ZZ | 0.005KGS | POM/PA66/PU | |
| BS22-d6w7 | 22mm | 6mm | 7mm | 626ZZ | 0.005KGS | POM/PA66/PU | |
| BS22-d6w10 | 22mm | 6mm | 10mm | 626ZZ | 0.007KGS | POM/PA66/PU | |
| BS23-d6W8 | 23mm | 6mm | 8mm | 626ZZ | 0.009KGS | POM/PA66/PU | |
| BS26-d6W8 | 26mm | 6mm | 8mm | 626ZZ | 0.571KGS | POM/PA66/PU | |
| BS26-d6W10 | 26mm | 6mm | 10mm | 626ZZ | 0.011KGS | POM/PA66/PU | |
| BS30-d8W9 | 30mm | 8mm | 9mm | 608ZZ | 0.015KGS | POM/PA66/PU | |
| BS31-d8W15 | 31mm | 8mm | 15mm | 608ZZ | 0.017KGS | POM/PA66/PU | |
| BS32-d10W9 | 32mm | 10mm | 9mm | 6001ZZ | 0.019KGS | POM/PA66/PU | |
| BS35-d10W10 | 35mm | 10mm | 10mm | 6000ZZ | 0.571KGS | POM/PA66/PU | |
| BS50-d15W15 | 50mm | 15mm | 15mm | 6002ZZ | 0.051KGS | POM/PA66/PU | |
| BS65-d10W17 | 65mm | 10mm | 17mm | S6000-RS | 0.097KGS | PU |
|
Contact us
/* 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
| Place of Origin: | Shandong China (Mainland) |
|---|---|
| Transport Package: | According to Per Client′s Requirements |
| Trademark: | Netural |
| Origin: | China |
| Customization: |
Available
| Customized Request |
|---|
How do plastic bearings enhance the overall efficiency and functionality of machinery and equipment?
Plastic bearings play a crucial role in enhancing the overall efficiency and functionality of machinery and equipment. Here’s a detailed explanation:
- 1. Reduced Friction:
Plastic bearings offer low friction characteristics, which significantly reduce energy losses due to friction. The reduced friction allows machinery and equipment to operate more efficiently by minimizing heat generation and power consumption. This improved energy efficiency translates into cost savings and increased overall performance.
- 2. Improved Reliability:
Plastic bearings are designed to provide reliable performance in various operating conditions. They offer excellent resistance to wear, corrosion, and chemical exposure, ensuring prolonged service life and reduced downtime. By using plastic bearings, machinery and equipment can operate reliably and continuously without frequent maintenance or premature failure.
- 3. Enhanced Precision:
Plastic bearings contribute to enhanced precision in machinery and equipment. They have low levels of self-generated play, which means they provide accurate and repeatable positioning. This is particularly important in applications that require precise movement or alignment, such as robotics, medical devices, or measuring equipment. The improved precision offered by plastic bearings leads to greater accuracy and consistency in the performance of machinery and equipment.
- 4. Quieter Operation:
Plastic bearings can significantly reduce noise and vibration levels in machinery and equipment. They possess inherent damping properties that help absorb and dissipate vibrations, resulting in quieter operation. This is especially advantageous in applications where noise reduction is critical, such as household appliances, HVAC systems, or audio equipment. The quieter operation provided by plastic bearings enhances user comfort and reduces noise pollution.
- 5. Lightweight Design:
Plastic bearings are generally lighter in weight compared to their metal counterparts. The lightweight design of plastic bearings reduces the overall weight of machinery and equipment. This has several benefits, including improved portability, reduced energy consumption during transportation, and lower inertia during operation. The reduced weight contributes to increased efficiency and ease of handling in various applications.
- 6. Resistance to Contaminants:
Plastic bearings exhibit excellent resistance to contaminants such as dirt, dust, moisture, and chemicals. Their self-lubricating properties and non-corrosive nature allow them to operate effectively even in harsh environments. This resistance to contaminants ensures reliable and consistent performance of machinery and equipment, particularly in industries where exposure to harsh conditions is common, such as agriculture, construction, or automotive.
In summary, plastic bearings enhance the overall efficiency and functionality of machinery and equipment by reducing friction, improving reliability, enhancing precision, providing quieter operation, offering a lightweight design, and exhibiting resistance to contaminants. These advantages contribute to increased energy efficiency, extended service life, improved performance, and enhanced user experience. By incorporating plastic bearings into their designs, industries can optimize the efficiency and functionality of their machinery and equipment across various applications.
Can plastic bearings be customized or machined for unique industrial needs?
Yes, plastic bearings can be customized or machined to meet unique industrial needs. Here’s a detailed explanation:
- 1. Customized Design:
Plastic bearings can be customized in terms of their design, dimensions, and features to suit specific industrial requirements. Bearing manufacturers often offer customization options to tailor the bearings to the unique needs of different industries. This may involve modifying the bearing’s shape, adding specific features, adjusting tolerances, or incorporating special materials to enhance performance in specific applications.
- 2. Material Selection:
Plastic bearings can be machined from various types of plastic materials, each with its own set of properties and characteristics. The choice of material can be customized based on the specific industrial needs. For example, some plastic materials offer enhanced chemical resistance, while others excel in high-temperature environments. By selecting the appropriate material, the bearings can be customized to withstand the unique operating conditions of the industry.
- 3. Machining and Fabrication:
Plastic bearings can be machined or fabricated to achieve desired shapes, sizes, or configurations. Machining processes such as turning, milling, drilling, or grinding can be employed to modify the bearings according to specific requirements. This allows for precise customization of the bearing’s dimensions, bores, or mounting features to ensure a proper fit and compatibility with the industrial equipment or machinery.
- 4. Special Additives or Reinforcements:
In some cases, plastic bearings can be customized by incorporating special additives or reinforcements. For example, solid lubricants such as PTFE (polytetrafluoroethylene) or graphite can be added to provide self-lubrication properties. Fiber or glass reinforcements can be included to enhance the bearing’s strength, stiffness, or load-carrying capacity. These customized modifications can be tailored to specific industrial needs, allowing the bearings to perform optimally in unique operating conditions.
- 5. Application-Specific Testing and Validation:
When customizing plastic bearings for unique industrial needs, it is essential to perform application-specific testing and validation. This ensures that the customized bearings meet the performance requirements and can withstand the anticipated operating conditions. Testing may include evaluating factors such as load capacity, friction, wear resistance, temperature stability, or chemical compatibility to validate the suitability of the customized bearings for the intended application.
In summary, plastic bearings can be customized or machined to accommodate unique industrial needs. Customization options include design modifications, material selection, machining and fabrication, incorporation of special additives or reinforcements, and application-specific testing and validation. By customizing plastic bearings, industries can obtain bearings that are specifically tailored to their unique requirements, enabling optimal performance and reliability in their specific applications.
How do plastic bearings compare to traditional metal or steel bearings in terms of performance?
When comparing plastic bearings to traditional metal or steel bearings, several factors come into play in terms of performance. Here’s a detailed comparison of plastic bearings and traditional metal or steel bearings:
- 1. Friction and Wear:
Plastic bearings generally exhibit lower friction coefficients compared to traditional metal or steel bearings. This characteristic results in reduced energy consumption, smoother operation, and less wear on the bearing surfaces. Plastic bearings often have self-lubricating properties, further enhancing their resistance to wear and reducing the need for external lubrication. On the other hand, metal or steel bearings may require regular lubrication to maintain optimal performance and prevent excessive wear.
- 2. Corrosion Resistance:
Plastic bearings offer excellent resistance to corrosion, making them particularly suitable for applications in moist or corrosive environments. Unlike metal or steel bearings, plastic bearings do not rust or corrode, allowing them to maintain their performance and integrity over time. Metal or steel bearings, while often treated with protective coatings, may still be susceptible to corrosion if the coating is compromised or in aggressive operating conditions.
- 3. Load Capacity:
Traditional metal or steel bearings generally have higher load-carrying capacities compared to plastic bearings. Metal bearings are known for their high strength and ability to withstand heavy loads and shock forces. Plastic bearings, although continuously improving in this aspect, may have lower load-carrying capacities and are typically more suitable for moderate load applications. It is important to carefully evaluate the specific load requirements of the application when considering plastic bearings.
- 4. Temperature Range:
Metal or steel bearings typically have a broader temperature range compared to plastic bearings. While plastic bearings can operate effectively within specific temperature limits, exposure to extreme temperatures can affect their performance. Certain plastic materials, such as PEEK, offer higher-temperature resistance, but they may still have limitations compared to metal or steel bearings, which can handle a wider range of temperatures.
- 5. Noise and Vibration:
Plastic bearings possess inherent damping properties, which can help reduce noise levels and vibrations in machinery and equipment. The ability of plastic materials to absorb vibrations contributes to a quieter and smoother operation. Metal or steel bearings, although effective in many applications, may produce more noise and vibrations due to their higher rigidity and less damping characteristics.
- 6. Cost and Maintenance:
Plastic bearings can offer cost advantages over metal or steel bearings in certain situations. Plastic bearings often have lower material and production costs, which can contribute to overall cost savings. Additionally, plastic bearings can require less maintenance due to their self-lubricating properties, resistance to corrosion, and reduced wear. Metal or steel bearings may require more frequent lubrication, inspection, and replacement, which can increase maintenance costs and downtime.
It’s important to note that the performance of plastic bearings and traditional metal or steel bearings can vary depending on the specific application requirements. While plastic bearings excel in certain areas such as corrosion resistance, low friction, and noise reduction, metal or steel bearings may be more suitable for high-load or high-temperature applications. Engineers and designers should carefully evaluate the performance characteristics of both types of bearings and consider the specific needs of the application to determine the most appropriate choice.
editor by CX 2024-05-08
China Professional Deep Groove Ball Bearing 608z Rubber Coated Plastic Bearings 608zz manufacturer
Product Description
N NU NUP NJ NF Series Engineering Machinery Parts Cylindrical Roller Bearing NU2232EM NU2334EM NU2336EM NU2338EM NU2340EM NU2344EM Roller Bearing NU2348EM
|
Model |
All Standard and Non Standard | ||
| Brand | KOYO NTN NSK | ||
| Structure | Single row | ||
| Double rows | |||
| Four rows | |||
| Precision Rating | P0,P6,P5,P4,P2(ABEC1,ABEC3,ABEC5,ABEC7,ABEC9) | ||
| Clearance | C2,C0,C3,C4,C5 | ||
| Viberation Level | V1,V2,V3,V4 | ||
| Material | GCr15/GCr15SiMn | ||
| Application |
Widely used in metallurgy, mining, petroleum, chemical, coal, cement, paper, windpower, heavy machinery, enginnering machinery, port machinery and other industries. |
||
| Delivery time | 1)3-5days for samples | ||
| 2)10-15days | |||
| Payment terms | 1)30%TT in advance,70%balance has to be paid before first shipment. | ||
| 2)100%LC at sight | |||
| 3)Western Union | |||
| 4)Paypal | |||
| 5)other payment terms depend on our discussion | |||
Images
|
Type |
Cylindrical Roller Bearing |
Model |
NN3044-AS-K-M-SP |
|
Brand |
YNR/OEM |
d (mm) |
220mm |
|
Material |
Chrome steel |
D (mm) |
340mm |
|
Type |
Open/Seal |
B (mm) |
90mm |
|
Precision rate |
P0, P6, P5, or as requested |
|
Applicable Industries Hotels, Garment Shops, Building Material Shops, Manufacturing Plant, Machinery Repair Shops, Food & Beverage Factory, Farms, Restaurant, Home Use, Retail, Food Shop, Printing Shops,
Company Profile
CONTINUOUS AND STABLE DELIVERY OF PRODUCTS.
Packaging & Shipping
FAQ
Q:Do you accept ODM&OEM orders?
A: Yes, we provide ODM&OEM services to worldwide customers, we are CZPT to customize housings in different styles, and sizes in
different brands, we also customize packaging box as per your requirements.
Q:Do you offer free samples?
A: Yes we offer free small samples to distributors and wholesalers, pls note,if your bearings are bigger,we will send you same
materials/same brands as for sample.however customers should bear freight.
We DO NOT offer free samples to end users.
Q:What’s the MOQ?
A: MOQ is 10pcs for standardized products; for customized products, MOQ should be negotiated in advance.
Q:How long is the lead time?
A: Normally lead time is about 3-7days,if it is customized order ,the lead time will be reconfirmed, about 10-15days.
Q:How to place orders?
A: 1. Email us the model, brand and quantity, consignee information, shipping way and payment terms;
2. Proforma Invoice made and sent to you;
3. Complete Payment after confirming the PI;
4. Confirm Payment and arrange production.
/* 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) |
| Material: | Bearing Steel |
| Spherical: | Non-Aligning Bearings |
| Load Direction: | Radial Bearing |
| Samples: |
US$ 10/Piece
1 Piece(Min.Order) | |
|---|
| Customization: |
Available
| Customized Request |
|---|
Can you provide guidance on the selection and sizing of plastic bearings for specific applications?
Yes, I can provide guidance on the selection and sizing of plastic bearings for specific applications. Here’s a detailed explanation:
- 1. Identify Application Requirements:
The first step in selecting plastic bearings for a specific application is to identify the application requirements. Consider factors such as load type, load magnitude, rotational speed, temperature range, environmental conditions, chemical exposure, and any specific performance criteria. Understanding these requirements will help in choosing the right type of plastic bearing that can meet the demands of the application.
- 2. Evaluate Load Capacity:
Next, evaluate the load capacity required for the application. Plastic bearings have different load ratings depending on the material and design. Consider the expected static and dynamic loads that the bearing will need to support. It is important to select a plastic bearing with a load capacity that exceeds the anticipated loads to ensure reliable and long-lasting performance.
- 3. Consider Speed Limitations:
Take into account the rotational speed or linear velocity of the application. Plastic bearings may have speed limitations due to factors such as heat generation, friction, or material properties. Ensure that the selected plastic bearing can operate within the desired speed range without experiencing excessive wear, heat buildup, or failure.
- 4. Assess Environmental Factors:
Consider the environmental factors that the plastic bearing will be exposed to. Evaluate the presence of moisture, dirt, chemicals, or other contaminants in the application. This will help determine the required level of corrosion resistance, chemical compatibility, or sealing features needed in the plastic bearing to ensure optimal performance and longevity in the specific environment.
- 5. Choose the Right Material:
Selecting the appropriate plastic material is crucial for the performance of the bearing. Different plastic materials have varying properties such as temperature resistance, chemical resistance, wear resistance, and load capacity. Consider the specific requirements of the application and choose a plastic material that aligns with those requirements. Some common plastic materials used for bearings include PTFE (polytetrafluoroethylene), PEEK (polyetheretherketone), PA (polyamide), and UHMWPE (ultra-high-molecular-weight polyethylene).
- 6. Consulting with Manufacturers:
When in doubt, it is advisable to consult with bearing manufacturers or industry experts. They can provide valuable guidance based on their expertise and experience. Manufacturers can help in selecting the appropriate plastic bearing type, size, and material for the specific application. They can also provide technical datasheets, catalog information, and recommendations to ensure the best possible selection and sizing of plastic bearings.
In summary, selecting and sizing plastic bearings for specific applications involves identifying the application requirements, evaluating load capacity and speed limitations, assessing environmental factors, choosing the right material, and consulting with manufacturers or industry experts. By following these guidelines and considering the specific needs of the application, you can make an informed decision and select plastic bearings that will deliver optimal performance and reliability in your specific industrial or mechanical application.
How do innovations and advancements in plastic bearing technology impact their use?
Innovations and advancements in plastic bearing technology have a significant impact on their use across various industries. Here’s a detailed explanation:
- 1. Enhanced Performance:
Advancements in plastic bearing technology have led to improved performance characteristics. Innovations in materials, manufacturing processes, and design techniques have resulted in plastic bearings that offer enhanced load capacity, reduced friction, improved wear resistance, and increased durability. These advancements allow plastic bearings to be used in a broader range of applications and environments where they previously may have been limited.
- 2. Expanded Application Range:
The advancements in plastic bearing technology have expanded their application range. With improved performance and the ability to withstand demanding operating conditions, plastic bearings can now be utilized in industries and applications that were traditionally dominated by metal bearings. They can be found in industries such as automotive, food processing, medical devices, electronics, renewable energy, and many others where their unique properties and benefits are highly valued.
- 3. Cost Savings:
Innovations in plastic bearing technology have brought about cost savings for industries. Plastic bearings often have lower production costs compared to metal bearings, and their lightweight nature can lead to reduced energy consumption in certain applications. Additionally, plastic bearings may eliminate the need for external lubrication, reducing maintenance costs and downtime. These cost-saving advantages make plastic bearings an attractive option for industries seeking efficient and economical solutions.
- 4. Corrosion and Chemical Resistance:
Advancements in plastic bearing technology have addressed the challenges of corrosion and chemical resistance. Newer plastic materials and formulations offer excellent resistance to a wide range of corrosive substances, acids, solvents, and aggressive chemicals. This makes plastic bearings suitable for industries where exposure to harsh environments or aggressive media is common, such as chemical processing, wastewater treatment, or marine applications.
- 5. Noise and Vibration Reduction:
Innovations in plastic bearing technology have led to the development of bearings with improved noise and vibration reduction capabilities. This is particularly beneficial in industries where noise and vibration can negatively impact performance, precision, and user comfort. Plastic bearings with advanced designs and dampening properties help minimize noise and vibration, making them suitable for applications such as electric motors, household appliances, or medical equipment.
- 6. Sustainability and Environmental Considerations:
Advancements in plastic bearing technology have also focused on sustainability and environmental considerations. Newer plastic materials may be recyclable or made from recycled content, reducing the environmental impact. Additionally, plastic bearings often require less lubrication compared to metal bearings, resulting in lower consumption of lubricants and reduced environmental contamination. These sustainable aspects align with the growing demand for eco-friendly solutions in various industries.
In summary, innovations and advancements in plastic bearing technology have a significant impact on their use. These advancements result in enhanced performance, expanded application range, cost savings, improved corrosion and chemical resistance, noise and vibration reduction, and sustainability considerations. As plastic bearing technology continues to evolve, industries can benefit from these advancements by adopting plastic bearings that offer superior performance, reliability, and efficiency in their specific applications.
Can you describe the load-carrying capacity and load ratings of plastic bearings?
Load-carrying capacity and load ratings are important considerations when evaluating the performance of plastic bearings. Here’s a detailed description of load-carrying capacity and load ratings for plastic bearings:
- Load-Carrying Capacity:
The load-carrying capacity of a bearing refers to its ability to support and distribute loads without excessive deformation or failure. It is a measure of the maximum load that a bearing can withstand under specific operating conditions. Plastic bearings typically have lower load-carrying capacities compared to traditional metal or steel bearings. This is because plastic materials generally have lower strength and stiffness properties compared to metals.
The load-carrying capacity of plastic bearings depends on various factors, including the material properties, design, and operating conditions. Plastic bearings are suitable for applications with moderate loads where the load requirements are within their capacity limits. It is important to consult the manufacturer’s specifications and guidelines to ensure that the chosen plastic bearing can handle the expected loads for a given application.
- Load Ratings:
Load ratings provide a standardized measure of a bearing’s load-carrying capacity. They are typically provided by bearing manufacturers and help users select the appropriate bearing for their specific application. Load ratings consider factors such as bearing geometry, material properties, and operating conditions to determine the maximum allowable loads.
In the case of plastic bearings, load ratings are often specified as dynamic load ratings and static load ratings:
- 1. Dynamic Load Rating:
The dynamic load rating indicates the maximum load that a bearing can sustain for a specified number of rotations or cycles while still maintaining acceptable performance and reliability. It takes into account factors such as the rolling elements’ fatigue life and the material’s ability to withstand cyclic stresses. The dynamic load rating is typically higher than the static load rating since bearings are designed to handle dynamic loads during operation.
- 2. Static Load Rating:
The static load rating refers to the maximum load that a bearing can sustain without experiencing permanent deformation or failure while being stationary or subjected to a constant load. It is a measure of the bearing’s capacity to handle static or slowly changing loads. The static load rating is generally higher than the dynamic load rating since static loads do not induce the same level of stress and fatigue as dynamic loads.
It’s important to note that load ratings provided by manufacturers are based on standardized testing methods and assumptions about operating conditions. Actual load capacities in specific applications may vary depending on factors such as bearing size, temperature, speed, lubrication, and alignment. Therefore, it is crucial to consider the specific application requirements and consult the manufacturer’s guidelines to ensure that the selected plastic bearing is suitable for the anticipated loads.
editor by CX 2024-04-11
China manufacturer High Quality Plastic Pulley Ball Bearing 608zz 688zz 6200 Sliding Door Window Bearing double row ball bearing
Product Description
High Quality Plastic Pulley Ball Bearing 608zz 688zz 6200 sliding door window bearing
Quick Details
Type: Door & Window Rollers, Plastic coated window or door sliding pulley roller
Place of Origin: China (Mainland)
Materials:
PEEK, POM, PTFE, PE, UHMW-PE, HDPE, PVDF, PI, PP, PBT available
Shipping Terms: DHL, UPS, FedEx, China Post Air Mail
Shipping ways: By Air/by Sea
Payment Terms: TT/LC/Western Union/Paybal
Specifications
Plastic coated window or door sliding pulley roller
1. Quality standard: ISO9000
2. Package: According to the customer
Packaging & Delivery
Packaging Detail: Plastic coated window or door sliding pulley roller packing: Industrial packing
Delivery Detail: 3~35 days
Available in standard inch and metric sizes.
Plastic race bearings can be made in special sizes and types in small and large quantities.
Plastic radial ball bearings offer many advantage over standard steel bearings.
Applications:
Widely used in sports equipment, theme park attractions, printing presses, office equipment, home equipment,
Cranes, giant roller-coasters, marine uses etc.
We supply:
Plastic deep groove ball bearing,
Plastic thrust ball bearing,
Plastic angular contact bearing,
Plastic pillow block bearing. etc
Advantage: Wear-resisting, environmental protection, self-lubricating, absolutely electricity, no magnetic. Resistance to rust.
Introduction:
Plastic Bearings can often lead to more freedom from maintenance. Their resistance to dirt, dust and chemicals make plastic bearings a set-it-and-forget-it solution. Plastic Bearings can reduce costs up to 25%. They can be highly wear resistance, with a low coefficient of friction and can replace more expensive alternatives in many applications.
| MODLE | D | d | W | Bearing No. | Weight | Material | |
| BS16-d5W5 | 16mm | 5mm | 5mm | 695ZZ | 0.003KGS | POM/PA66/PU | |
| BS18-d5W7 | 18mm | 5mm | 7mm | 625ZZ | 0.004KGS | POM/PA66/PU | |
| BS20-d5W5 | 20mm | 5mm | 5mm | 625ZZ | 0.004KGS | POM/PA66/PU | |
| BS22-d5W7 | 22mm | 5mm | 7mm | 625ZZ | 0.005KGS | POM/PA66/PU | |
| BS22-d6w7 | 22mm | 6mm | 7mm | 626ZZ | 0.005KGS | POM/PA66/PU | |
| BS22-d6w10 | 22mm | 6mm | 10mm | 626ZZ | 0.007KGS | POM/PA66/PU | |
| BS23-d6W8 | 23mm | 6mm | 8mm | 626ZZ | 0.009KGS | POM/PA66/PU | |
| BS26-d6W8 | 26mm | 6mm | 8mm | 626ZZ | 0.571KGS | POM/PA66/PU | |
| BS26-d6W10 | 26mm | 6mm | 10mm | 626ZZ | 0.011KGS | POM/PA66/PU | |
| BS30-d8W9 | 30mm | 8mm | 9mm | 608ZZ | 0.015KGS | POM/PA66/PU | |
| BS31-d8W15 | 31mm | 8mm | 15mm | 608ZZ | 0.017KGS | POM/PA66/PU | |
| BS32-d10W9 | 32mm | 10mm | 9mm | 6001ZZ | 0.019KGS | POM/PA66/PU | |
| BS35-d10W10 | 35mm | 10mm | 10mm | 6000ZZ | 0.571KGS | POM/PA66/PU | |
| BS50-d15W15 | 50mm | 15mm | 15mm | 6002ZZ | 0.051KGS | POM/PA66/PU | |
| BS65-d10W17 | 65mm | 10mm | 17mm | S6000-RS | 0.097KGS | PU |
|
/* 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(/(.*?):(.*)$/))&&1
| Contact Angle: | 15° |
|---|---|
| Aligning: | Non-Aligning Bearing |
| Separated: | Unseparated |
| Rows Number: | Single |
| Load Direction: | Radial Bearing |
| Material: | Plastic |
| Samples: |
US$ 0.1/Piece
1 Piece(Min.Order) | |
|---|
| Customization: |
Available
| Customized Request |
|---|
Are there specific considerations for choosing plastic bearings in applications with high-speed or high-temperature requirements?
Yes, there are specific considerations for choosing plastic bearings in applications with high-speed or high-temperature requirements. Here’s a detailed explanation:
- 1. High-Speed Considerations:
When selecting plastic bearings for high-speed applications, several factors need to be considered:
- a. Material Selection:
The choice of plastic material is crucial for high-speed applications. Certain plastics, such as PEEK (Polyether Ether Ketone) or PTFE (Polytetrafluoroethylene), offer excellent mechanical properties and low friction characteristics, making them suitable for high-speed operation. These materials have good dimensional stability, high strength, and low coefficients of friction, which minimize heat generation and reduce the risk of premature failure at elevated speeds.
- b. Cage Design:
The cage design plays a vital role in high-speed applications. A cage with low mass and optimal geometry can reduce centrifugal forces and minimize the risk of cage instability or cage-to-rolling-element contact at high speeds. Cages with designs that promote efficient lubricant distribution and minimize friction are also beneficial for high-speed operation.
- c. Lubrication:
Proper lubrication is critical for high-speed applications. The lubricant helps reduce friction, dissipate heat, and provide a protective film between the rolling elements and the bearing surfaces. Synthetic lubricants with high viscosity index and low evaporation rates are typically used in high-speed plastic bearings to ensure sufficient lubrication and reduce the risk of lubricant breakdown or loss at elevated speeds.
- d. Temperature Control:
High-speed applications can generate significant heat due to friction and internal forces. Adequate temperature control measures, such as cooling systems or heat dissipation techniques, should be considered to prevent excessive heat buildup. The selection of plastic materials with good thermal conductivity and resistance to temperature extremes can also help in managing high temperatures in high-speed applications.
- 2. High-Temperature Considerations:
When choosing plastic bearings for high-temperature applications, the following factors should be taken into account:
- a. Temperature Resistance:
Plastic materials exhibit varying degrees of temperature resistance. It is essential to select plastic bearings made from materials that can withstand the anticipated operating temperatures without significant degradation or loss of mechanical properties. High-temperature plastics such as PEEK, PPS (Polyphenylene Sulfide), or PI (Polyimide) are commonly used in applications with elevated temperatures.
- b. Lubrication:
Choosing the right lubricant is crucial for high-temperature applications. Lubricants with high-temperature stability and resistance to oxidation are required to ensure effective lubrication and prevent lubricant breakdown or evaporation at elevated temperatures. Specialized high-temperature lubricants, such as synthetic oils or greases, are commonly used in plastic bearings for high-temperature applications.
- c. Clearance and Expansion:
Plastic materials can exhibit thermal expansion properties that differ from metals. It is important to consider the coefficient of thermal expansion of the plastic bearing and its components to ensure proper clearance and prevent interference or binding at high temperatures. The selection of materials and the design of the bearing should account for the anticipated thermal expansion to maintain optimal performance and prevent damage.
- d. Ventilation and Heat Dissipation:
High-temperature applications require adequate ventilation and heat dissipation mechanisms to prevent excessive heat buildup. The design of the equipment or machinery housing should facilitate proper airflow and heat transfer to maintain the bearing’s temperature within acceptable limits. Additionally, incorporating cooling systems or heat sinks may be necessary in extreme high-temperature conditions.
In summary, choosing plastic bearings for high-speed or high-temperature applications requires careful consideration of factors such as material selection, cage design, lubrication, temperature resistance, clearance and expansion, and heat dissipation. By taking these specific considerations into account, manufacturers can ensure the optimal performance, reliability, and durability of plastic bearings in applications with high-speed or high-temperature requirements.
Can you provide examples of machinery or equipment that rely on precision plastic bearings for efficient operation?
Precision plastic bearings are essential components in numerous machinery and equipment where efficient and reliable operation is crucial. Here are some examples of machinery and equipment that rely on precision plastic bearings:
- 1. Robotics and Automation Systems:
Precision plastic bearings are widely used in robotics and automation systems. These bearings provide smooth and precise movement in robotic arms, linear actuators, and automated assembly lines. They contribute to accurate positioning, repeatability, and high-speed operation, ensuring efficient and reliable performance in various industrial automation applications.
- 2. CNC Machines and Machine Tools:
CNC machines and machine tools, such as milling machines, lathes, and routers, rely on precision plastic bearings for smooth and accurate motion control. These bearings are used in linear guides, spindles, and ball screw assemblies. Precision plastic bearings enable precise positioning, reduce backlash, and contribute to high machining accuracy and efficiency.
- 3. Printing and Packaging Machinery:
Precision plastic bearings play a critical role in printing and packaging machinery. They are used in printing presses, label applicators, packaging equipment, and converting machines. These bearings provide smooth rotation and linear motion in rollers, guides, and feed systems. They help maintain precise registration, reduce downtime, and ensure efficient production in the printing and packaging industry.
- 4. Semiconductor and Electronics Manufacturing:
Precision plastic bearings are integral to semiconductor and electronics manufacturing equipment. They are used in wafer processing machines, pick-and-place machines, wire bonders, and inspection systems. These bearings contribute to precise positioning, smooth motion, and low particulate generation, ensuring efficient and reliable manufacturing processes in the semiconductor and electronics industry.
- 5. Optical and Imaging Systems:
Precision plastic bearings are found in optical and imaging systems, including cameras, scanners, microscopes, and telescopes. They provide smooth and stable movement in lens focusing mechanisms, stage positioning systems, and image stabilization mechanisms. Precision plastic bearings help achieve sharp and clear imaging, precise measurements, and efficient optical system operation.
- 6. Medical and Laboratory Equipment:
Precision plastic bearings are critical components in medical and laboratory equipment. They are used in centrifuges, pipetting systems, diagnostic devices, and analytical instruments. These bearings offer low friction, precise motion control, and resistance to chemicals and sterilization processes. Precision plastic bearings contribute to accurate sample handling, reliable test results, and efficient operation in medical and laboratory settings.
These examples highlight the diverse range of machinery and equipment that rely on precision plastic bearings for efficient operation. Precision plastic bearings are also used in textile machinery, aerospace systems, measuring instruments, and other applications where precise motion control, low friction, and reliable performance are essential.
How do plastic bearings compare to traditional metal or steel bearings in terms of performance?
When comparing plastic bearings to traditional metal or steel bearings, several factors come into play in terms of performance. Here’s a detailed comparison of plastic bearings and traditional metal or steel bearings:
- 1. Friction and Wear:
Plastic bearings generally exhibit lower friction coefficients compared to traditional metal or steel bearings. This characteristic results in reduced energy consumption, smoother operation, and less wear on the bearing surfaces. Plastic bearings often have self-lubricating properties, further enhancing their resistance to wear and reducing the need for external lubrication. On the other hand, metal or steel bearings may require regular lubrication to maintain optimal performance and prevent excessive wear.
- 2. Corrosion Resistance:
Plastic bearings offer excellent resistance to corrosion, making them particularly suitable for applications in moist or corrosive environments. Unlike metal or steel bearings, plastic bearings do not rust or corrode, allowing them to maintain their performance and integrity over time. Metal or steel bearings, while often treated with protective coatings, may still be susceptible to corrosion if the coating is compromised or in aggressive operating conditions.
- 3. Load Capacity:
Traditional metal or steel bearings generally have higher load-carrying capacities compared to plastic bearings. Metal bearings are known for their high strength and ability to withstand heavy loads and shock forces. Plastic bearings, although continuously improving in this aspect, may have lower load-carrying capacities and are typically more suitable for moderate load applications. It is important to carefully evaluate the specific load requirements of the application when considering plastic bearings.
- 4. Temperature Range:
Metal or steel bearings typically have a broader temperature range compared to plastic bearings. While plastic bearings can operate effectively within specific temperature limits, exposure to extreme temperatures can affect their performance. Certain plastic materials, such as PEEK, offer higher-temperature resistance, but they may still have limitations compared to metal or steel bearings, which can handle a wider range of temperatures.
- 5. Noise and Vibration:
Plastic bearings possess inherent damping properties, which can help reduce noise levels and vibrations in machinery and equipment. The ability of plastic materials to absorb vibrations contributes to a quieter and smoother operation. Metal or steel bearings, although effective in many applications, may produce more noise and vibrations due to their higher rigidity and less damping characteristics.
- 6. Cost and Maintenance:
Plastic bearings can offer cost advantages over metal or steel bearings in certain situations. Plastic bearings often have lower material and production costs, which can contribute to overall cost savings. Additionally, plastic bearings can require less maintenance due to their self-lubricating properties, resistance to corrosion, and reduced wear. Metal or steel bearings may require more frequent lubrication, inspection, and replacement, which can increase maintenance costs and downtime.
It’s important to note that the performance of plastic bearings and traditional metal or steel bearings can vary depending on the specific application requirements. While plastic bearings excel in certain areas such as corrosion resistance, low friction, and noise reduction, metal or steel bearings may be more suitable for high-load or high-temperature applications. Engineers and designers should carefully evaluate the performance characteristics of both types of bearings and consider the specific needs of the application to determine the most appropriate choice.
editor by CX 2024-03-26
China manufacturer Minature Bearing with Double Groove Plastic Cover 608zz 607zz 688zz deep groove ball bearing
Product Description
Minature Bearing with double groove plastic cover 608ZZ 607ZZ 688ZZ
Quick Details
| Structure: | Deep Groove |
| Bore Size: | 3 – 100 mm |
| Materail | Plastic cover/ bearing steel |
| Place of Origin: | China (Mainland) |
| Vibration and Noise level: | Z1V1, Z2V2, |
| Sample/stock: | available |
| Payment terms: | T/T, western union, paypal |
Specification for minature deep groove ball bearing
| Bearing No. | Inner d mm |
Outer D mm |
Width W mm |
Radium r mm |
Basic Load Rating KN | Maximum Rotation Speed | Weight Kg/pc |
||||
| Open | Shielded | Sealed | Dynamic C |
Static C0 |
Grease (r/min) |
Oil (r/min) |
|||||
| 683 | ZZ | 2RS | 3 | 7 | 2 | 0.10 | 0.30 | 0.12 | 45000 | 53000 | 0.0003 |
| 684 | ZZ | 2RS | 4 | 9 | 2.5 | 0.10 | 0.50 | 0.22 | 39000 | 48000 | 0.0006 |
| 685 | ZZ | 2RS | 5 | 11 | 3 | 0.15 | 0.715 | 0.282 | 35000 | 45000 | 0.0011 |
| 686 | ZZ | 2RS | 6 | 13 | 3.5 | 0.15 | 1.08 | 0.44 | 33000 | 42000 | 0.0019 |
| 687 | ZZ | 2RS | 7 | 14 | 3.5 | 0.15 | 1.17 | 0.51 | 31000 | 40000 | 0.0571 |
| 688 | ZZ | 2RS | 8 | 16 | 4 | 0.2 | 1.26 | 0.585 | 29000 | 38000 | 0.0031 |
| 689 | ZZ | 2RS | 9 | 17 | 4 | 0.2 | 1.72 | 0.82 | 28000 | 36000 | 0.0032 |
| 6800 | ZZ | 2RS | 10 | 19 | 5 | 0.3 | 1.83 | 0.925 | 26000 | 34000 | 0.005 |
| 6801 | ZZ | 2RS | 12 | 21 | 5 | 0.3 | 1.92 | 1.04 | 22000 | 30000 | 0.006 |
| 6802 | ZZ | 2RS | 15 | 24 | 5 | 0.3 | 2.08 | 1.26 | 20000 | 28000 | 0.007 |
| 6803 | ZZ | 2RS | 17 | 26 | 5 | 0.3 | 2.81 | 1.72 | 19000 | 26000 | 0.008 |
| 6804 | ZZ | 2RS | 20 | 32 | 7 | 0.3 | 4.00 | 2.47 | 17000 | 22000 | 0.019 |
| 6805 | ZZ | 2RS | 25 | 37 | 7 | 0.3 | 4.30 | 2.95 | 15000 | 19000 | 0.571 |
OEM :We can also make non-standard bearings according to your samples and drafts.
Application: home appliances,low noise and high speed electric motors;
automotive components, pumps,machinery.
| N0. | Bore | O.D | Width | Chamfer | Load Rating | Maximuum Seed | Weight | ||
| mm | mm | mm | mm | Dynamic Cr |
Static Cor |
Grease r/min |
Oil r/min |
Kg/pcs | |
| 604 | 4 | 12 | 4 | 0.2 | 0.97 | 0.36 | 36000 | 44000 | 0.0571 |
| 605 | 5 | 14 | 5 | 0.2 | 1.33 | 0.505 | 32000 | 40000 | 0.0035 |
| 606 | 6 | 17 | 6 | 0.3 | 2.19 | 0.865 | 30000 | 38000 | 0.006 |
| 607 | 7 | 19 | 6 | 0.3 | 2.24 | 0.91 | 28000 | 36000 | 0.008 |
| 608 | 8 | 22 | 7 | 0.3 | 3.35 | 1.4 | 26000 | 34000 | 0.012 |
| 609 | 9 | 24 | 7 | 0.3 | 3.4 | 1.45 | 24000 | 32000 | 0.014 |
| 6000 | 10 | 26 | 8 | 0.3 | 4.55 | 1.96 | 22000 | 30000 | 0.019 |
| 6001 | 12 | 28 | 8 | 0.3 | 5.1 | 2.39 | 19000 | 26000 | 0.571 |
| 6002 | 15 | 32 | 9 | 0.3 | 5.6 | 2.83 | 18000 | 24000 | 0.03 |
| 6003 | 17 | 35 | 10 | 0.3 | 6.8 | 3.35 | 17000 | 22000 | 0.039 |
| 6004 | 20 | 42 | 12 | 0.6 | 9.4 | 5.05 | 15000 | 19000 | 0.069 |
| 6005 | 25 | 47 | 12 | 0.6 | 10.1 | 5.85 | 14000 | 18000 | 0.08 |
| 6006 | 30 | 55 | 13 | 0.6 | 13.2 | 8.3 | 12000 | 15000 | 0.116 |
| 6007 | 35 | 62 | 14 | 1.0 | 16 | 10.3 | 10000 | 14000 | 0.115 |
| 6008 | 40 | 68 | 15 | 1.0 | 16.8 | 11.5 | 8000 | 11000 | 0.19 |
| N0. | Bore | O.D | Width | Chamfer | Load Rating | Maximuum Seed | Weight | ||
| mm | mm | mm | mm | Dynamic Cr |
Static Cor |
Grease r/min |
Oil r/min |
Kg/pcs | |
| 624 | 4 | 13 | 5 | 0.2 | 1.15 | 0.4 | 36000 | 45000 | 0.0032 |
| 625 | 5 | 16 | 5 | 0.3 | 1.76 | 0.680 | 32000 | 40000 | 0.0050 |
| 626 | 6 | 19 | 6 | 0.3 | 2.34 | 0.885 | 28000 | 36000 | 0.0080 |
| 627 | 7 | 22 | 7 | 0.3 | 3.35 | 1.400 | 26000 | 34000 | 0.0130 |
| 628 | 8 | 24 | 8 | 0.3 | 4.00 | 1.590 | 24000 | 32000 | 0.0170 |
| 629 | 9 | 26 | 8 | 0.3 | 4.55 | 1.960 | 22000 | 30000 | 0.0190 |
| 6200 | 10 | 30 | 9 | 0.6 | 5.10 | 2.390 | 19000 | 26000 | 0.0300 |
| 6201 | 12 | 32 | 10 | 0.6 | 6.10 | 2.750 | 18000 | 24000 | 0.0360 |
| 6202 | 15 | 35 | 11 | 0.6 | 7.75 | 3.600 | 17000 | 22000 | 0.0460 |
| 6203 | 17 | 40 | 12 | 0.6 | 9.60 | 4.600 | 16000 | 20000 | 0.0650 |
| 6204 | 20 | 47 | 14 | 1.0 | 12.80 | 6.650 | 14000 | 18000 | 0.1070 |
| 6205 | 25 | 52 | 15 | 1.0 | 14.00 | 7.850 | 12000 | 16000 | 0.1250 |
| 6206 | 30 | 62 | 16 | 1.0 | 19.50 | 11.300 | 10000 | 13000 | 0.2571 |
| N0. | Bore | O.D | Width | Chamfer | Load Rating | Maximuum Seed | Weight | ||
| mm | mm | mm | mm | Dynamic Cr |
Static Cor |
Grease r/min |
Oil r/min |
Kg/pcs | |
| 6300 | 10 | 35 | 11 | 0.6 | 8.2 | 3.5 | 18000 | 24000 | 0.053 |
| 6301 | 12 | 37 | 12 | 1.0 | 9.7 | 4.2 | 17000 | 22000 | 0.06 |
| 6302 | 15 | 42 | 13 | 1.0 | 11.4 | 5.45 | 16000 | 20000 | 0.082 |
| 6303 | 17 | 47 | 14 | 1.0 | 13.5 | 6.55 | 15000 | 19000 | 0.115 |
| 6304 | 20 | 52 | 15 | 1.1 | 15.9 | 7.9 | 14000 | 17000 | 0.144 |
Packaging & Delivery
| Packaging Details: | A: barreled package+outer carton+pallets B: single box+outer carton+pallets C: tube package+middle box+outer carton+pallets D: According to your requirement |
| Delivery Detail: | 3-5 days for stock; 5-7 days for large quantity |
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| Aligning: | Non-Aligning Bearing |
|---|---|
| Separated: | Unseparated |
| Rows Number: | Single |
| Load Direction: | Radial Bearing |
| Material: | Bearing Steel |
| Place of Origin: | Shandong China (Mainland) |
| Samples: |
US$ 0.01/Piece
1 Piece(Min.Order) | |
|---|
| Customization: |
Available
| Customized Request |
|---|
What are the eco-friendly or sustainable aspects of plastic bearing materials?
Plastic bearing materials offer several eco-friendly and sustainable aspects. Here’s a detailed explanation:
- 1. Recyclability:
Many plastic bearing materials are recyclable. At the end of their useful life, these bearings can be collected, processed, and transformed into new plastic products or materials. Recycling plastic bearings helps reduce waste, conserve resources, and minimize the environmental impact associated with their disposal. This promotes a circular economy and reduces the demand for virgin plastic production.
- 2. Use of Recycled Content:
Some plastic bearing materials can be manufactured using recycled content. By incorporating recycled plastics into the production process, the reliance on new plastic raw materials is reduced. This helps conserve resources, reduce energy consumption, and decrease the carbon footprint associated with the manufacturing of plastic bearings.
- 3. Lower Energy Consumption:
Plastic bearings often require less energy consumption compared to metal bearings. This is primarily due to their lower weight, which reduces the energy required for transportation, installation, and operation. Additionally, plastic bearings can operate without the need for external lubrication, eliminating the energy consumption associated with lubrication systems or processes.
- 4. Reduced Maintenance and Lubrication:
Plastic bearings can offer reduced maintenance requirements and eliminate the need for external lubrication. Unlike metal bearings, many plastic bearings are self-lubricating or have low friction properties, allowing them to operate effectively without the need for regular lubrication. This not only reduces maintenance efforts and costs but also minimizes the use of lubricants, which can be environmentally harmful if not properly managed.
- 5. Chemical Resistance and Durability:
Plastic bearing materials often exhibit excellent chemical resistance and durability. This enables them to withstand harsh environments and aggressive substances without degradation or the need for frequent replacements. The longevity and resistance to chemical attack reduce the overall environmental impact associated with the production, use, and disposal of plastic bearings.
- 6. Lighter Weight:
Plastic bearings are generally lighter in weight compared to metal bearings. This lightweight characteristic offers several eco-friendly benefits. Firstly, it reduces the energy required for transportation and installation, resulting in lower fuel consumption and greenhouse gas emissions. Secondly, it can contribute to weight reduction in machinery or equipment, leading to energy savings during operation.
In summary, plastic bearing materials offer several eco-friendly and sustainable aspects, including recyclability, use of recycled content, lower energy consumption, reduced maintenance and lubrication requirements, chemical resistance and durability, and lighter weight. By choosing plastic bearings with these sustainable attributes, industries can reduce their environmental footprint, promote resource conservation, and contribute to a more sustainable and eco-friendly approach to bearing technology.
Can you provide examples of machinery or equipment that rely on precision plastic bearings for efficient operation?
Precision plastic bearings are essential components in numerous machinery and equipment where efficient and reliable operation is crucial. Here are some examples of machinery and equipment that rely on precision plastic bearings:
- 1. Robotics and Automation Systems:
Precision plastic bearings are widely used in robotics and automation systems. These bearings provide smooth and precise movement in robotic arms, linear actuators, and automated assembly lines. They contribute to accurate positioning, repeatability, and high-speed operation, ensuring efficient and reliable performance in various industrial automation applications.
- 2. CNC Machines and Machine Tools:
CNC machines and machine tools, such as milling machines, lathes, and routers, rely on precision plastic bearings for smooth and accurate motion control. These bearings are used in linear guides, spindles, and ball screw assemblies. Precision plastic bearings enable precise positioning, reduce backlash, and contribute to high machining accuracy and efficiency.
- 3. Printing and Packaging Machinery:
Precision plastic bearings play a critical role in printing and packaging machinery. They are used in printing presses, label applicators, packaging equipment, and converting machines. These bearings provide smooth rotation and linear motion in rollers, guides, and feed systems. They help maintain precise registration, reduce downtime, and ensure efficient production in the printing and packaging industry.
- 4. Semiconductor and Electronics Manufacturing:
Precision plastic bearings are integral to semiconductor and electronics manufacturing equipment. They are used in wafer processing machines, pick-and-place machines, wire bonders, and inspection systems. These bearings contribute to precise positioning, smooth motion, and low particulate generation, ensuring efficient and reliable manufacturing processes in the semiconductor and electronics industry.
- 5. Optical and Imaging Systems:
Precision plastic bearings are found in optical and imaging systems, including cameras, scanners, microscopes, and telescopes. They provide smooth and stable movement in lens focusing mechanisms, stage positioning systems, and image stabilization mechanisms. Precision plastic bearings help achieve sharp and clear imaging, precise measurements, and efficient optical system operation.
- 6. Medical and Laboratory Equipment:
Precision plastic bearings are critical components in medical and laboratory equipment. They are used in centrifuges, pipetting systems, diagnostic devices, and analytical instruments. These bearings offer low friction, precise motion control, and resistance to chemicals and sterilization processes. Precision plastic bearings contribute to accurate sample handling, reliable test results, and efficient operation in medical and laboratory settings.
These examples highlight the diverse range of machinery and equipment that rely on precision plastic bearings for efficient operation. Precision plastic bearings are also used in textile machinery, aerospace systems, measuring instruments, and other applications where precise motion control, low friction, and reliable performance are essential.
Can you describe the load-carrying capacity and load ratings of plastic bearings?
Load-carrying capacity and load ratings are important considerations when evaluating the performance of plastic bearings. Here’s a detailed description of load-carrying capacity and load ratings for plastic bearings:
- Load-Carrying Capacity:
The load-carrying capacity of a bearing refers to its ability to support and distribute loads without excessive deformation or failure. It is a measure of the maximum load that a bearing can withstand under specific operating conditions. Plastic bearings typically have lower load-carrying capacities compared to traditional metal or steel bearings. This is because plastic materials generally have lower strength and stiffness properties compared to metals.
The load-carrying capacity of plastic bearings depends on various factors, including the material properties, design, and operating conditions. Plastic bearings are suitable for applications with moderate loads where the load requirements are within their capacity limits. It is important to consult the manufacturer’s specifications and guidelines to ensure that the chosen plastic bearing can handle the expected loads for a given application.
- Load Ratings:
Load ratings provide a standardized measure of a bearing’s load-carrying capacity. They are typically provided by bearing manufacturers and help users select the appropriate bearing for their specific application. Load ratings consider factors such as bearing geometry, material properties, and operating conditions to determine the maximum allowable loads.
In the case of plastic bearings, load ratings are often specified as dynamic load ratings and static load ratings:
- 1. Dynamic Load Rating:
The dynamic load rating indicates the maximum load that a bearing can sustain for a specified number of rotations or cycles while still maintaining acceptable performance and reliability. It takes into account factors such as the rolling elements’ fatigue life and the material’s ability to withstand cyclic stresses. The dynamic load rating is typically higher than the static load rating since bearings are designed to handle dynamic loads during operation.
- 2. Static Load Rating:
The static load rating refers to the maximum load that a bearing can sustain without experiencing permanent deformation or failure while being stationary or subjected to a constant load. It is a measure of the bearing’s capacity to handle static or slowly changing loads. The static load rating is generally higher than the dynamic load rating since static loads do not induce the same level of stress and fatigue as dynamic loads.
It’s important to note that load ratings provided by manufacturers are based on standardized testing methods and assumptions about operating conditions. Actual load capacities in specific applications may vary depending on factors such as bearing size, temperature, speed, lubrication, and alignment. Therefore, it is crucial to consider the specific application requirements and consult the manufacturer’s guidelines to ensure that the selected plastic bearing is suitable for the anticipated loads.
editor by CX 2024-02-27
China factory 608zz Stainless Steel Mixer Motor Ball Bearing for Mixer Motor and Fan Motor with Great quality
Product Description
608ZZ bearing adopts double-sided stainless steel stamping dust cover, suitable for floor fan, shaking head fan, food mixer motor
608ZZ deep groove ball bearing parameters
Type: 608ZZ
Series: Deep Groove Ball Bearings
Material: Stainless steel
Inner diameter: 8 mm
Outer diameter: 22 mm
Thickness: 7 mm
608ZZ deep groove ball bearing display
We make various kinds of ball bearing as per customer’s drawing and samples. Our ball bearing is widely applied the different industrials. CZPT pays high attention on production detail and process to guarantee the insulation material quality.
We use many grease type: lithium grease, sodium grease (fiber grease), Ca compound base grease, non-soap base grease, which have a good mechanical stability and water resistance..
Process
| Materials incoming inspection | Machining | Forming |
| Rough face machining | Rough O.D. machining | Bore machining |
| Inner/outer ring chamfering | Classification | Packaging |
Competitive advantages
1. Our ball bearing has a wide application, such as automotive industry, household appliances, power tools and etc.
2. We directly supply our ball bearing to many countries, like USA, France, Turkey, India, Brazil, Argentina, Mexico etc.
3. We have a wide range of ball bearing.
4. We could customize ball bearing for our customer.
Information needed for ball bearing inquiry
It will be better if customer could send us detailed drawing including below information.
1.Ball bearing model number
2. Ball bearing dimension
3. Ball bearing application
4. Required quantity
5. Other technical requirement.
Shields Material
NIDE bearings employ carbon steel as standard. And the option of AISI-300 stainless steel is available when needed.
Seals Material
NIDE bearings use a variety of sealing materials to meet the requirements of high temperature operation and compatibility with greases. Buna Nitrile is the standard material used, while fluorocarbon, silicone, and teflon seals are commonly specified for high temperatures.
| Contact Angle: | Customized |
|---|---|
| Aligning: | Customized |
| Separated: | Customized |
| Rows Number: | Customized |
| Load Direction: | Radial Bearing |
| Material: | Bearing Steel |
What is a bushing?
What is a bushing? Basically, bushings are spherical or spherical bearings for machines with sliding or rotating shaft assemblies. Due to their excellent load-carrying capacity and anti-friction properties, these bushings are used in almost all industrial applications. This makes them useful in industries such as construction, mining, agriculture, transportation, hydropower, food processing and material handling.
Shell information
The demand for bushings is closely related to the global transformer market. Growing renewable energy sources and high replacement rates of aging grid infrastructure are driving the global demand for transformer bushings. Increased urbanization is another factor driving the demand for transformer bushings. Among global regions, Asia Pacific is the largest market for medium voltage transformer bushings. The following section provides a detailed analysis of the market.
Bulk-type bushings are used for lower voltage ratings and consist of a center conductor stud or tube and an insulator housing. They are available in dry or oil filled versions, and their oil content is shared with the transformer main tank. However, the trend is slowly turning towards RIP bushings. Regardless of how different types of bushings are used, it is important to understand the difference between them.
A recent CZPT survey indicated that bushings account for 17% of all transformer failures. Among them, 30% caused fire accidents and 10% caused explosions. This is not a small risk, especially for such important electrical components as transformers. Because casing is so important, utilities are increasingly looking to preventative maintenance. However, this requires continuous monitoring of the bushing and its insulation. There are many benefits to using online condition monitoring.
One of the main benefits of locating and replacing faulty bushings is improved operability and safety. If you notice that your car is unstable in the corners, your bushings are worn. Anti-roll bar bushings can also be a sign of bushing damage. Do not ignore these warning signs as they can have dangerous consequences. To avoid these potential problems, make sure to get your vehicle serviced as soon as you notice any of these symptoms.
Be sure to park your vehicle on a level surface before you start changing your car bushings. You may need to unlock the hood latch and apply the brakes before continuing. Then, open the valve cover. This will allow you to see the engine area and bushings. You should also check that the wheels are not moving and avoid placing sharp objects in the engine bay. If you have time, open the hood and if you can see the bushings, turn on the headlights.
type
There are various types of bushings, each serving a different purpose. Oil-filled types are the most common and are designed for vertical installations. On the other hand, the embedded ferrule can accommodate the connection to the wire leads in the lower end of the ferrule. This feature significantly reduces the length of the sump end of the casing, but also adds additional complexity and cost.
There are two basic types of bushings. The first is a solid pour and the second is a capacitive graded variety. Solid cast bushings are typically used for low voltage transformer windings, while gas insulated bushings are insulated with pressurized gas. Gas-insulated bushings are also used in SF6 circuit breakers. If you are in the market for a new bushing, be sure to consider its cantilever strength and design.
Electrical bushings are an important part of various electrical equipment. They help carry high-voltage current through the enclosure and act as an insulator between a live conductor and a metal body at ground potential. Bulk-type bushings consist of a central conductive rod (usually copper or aluminum) and an insulator (silicone rubber compound or composite resin) surrounding the rod.
Transformers require transformer bushings. The construction and materials used in the bushing play a key role in the durability and longevity of the transformer. Transformers with weak bushings can fail, causing extensive damage. Moisture or voids can cause insulation breakdown, resulting in extensive electrical damage. Appropriate materials and optimized construction can reduce electric field stress and extend the life of the bushing.
Capacitor grading bushings are more expensive and are used in almost all high voltage systems. They use a conductive layer within the insulating layer between the center conductor and the insulator. Different manufacturers use different materials to produce these bushings. Earlier, capacitor grading bushings were made of concentric ceramic cylinders with metallized surfaces. They are also made from laminated cardboard tubes with conductive layers.
Function
A bushing is a support member that performs its function by acting as a washer and reducing noise and vibration. Bushings are used in valve covers and are made of corrosion-resistant materials to perform these functions. These products can be found in all types of machinery from cars to airplanes. Below are some common uses for bushings. Read on to discover more. Here are some of the most important features of the shell.
Electrical bushings transmit electricity. They can be used in circuit breakers, transformers, power capacitors and shunt reactors. The conductors of the bushing can be built directly into the bushing or through the bushing. Both current and voltage represent electricity. The bushing must have insulation capable of withstanding the voltage and its current-carrying conductors must be capable of carrying the rated current without overheating the adjacent insulation.
The bushing wraps around the stem, which is a relatively simple replacement part. It is a hardened part that prevents leaks and improves sealing. Plus, its low-cost replacement makes it a very easy-to-machine part. Bushings are also used in valves for guiding purposes. These two features make bushings an important part of many machines and applications. So, learn more about them.
Copper and brass are commonly used bushing materials. They have high compressive strength and high surface pressure. This material is suitable for bearings in low speed situations and heavy duty applications. Copper and brass are the most common types of casings, and they are both made in China. They are all relatively inexpensive and are available in a variety of materials and sizes. If you are considering purchasing a casing, keep in mind that it must meet national standards.
cost
Whether you’re looking for a replacement bushing for your rear suspension or just need to replace the fork, you have a few different options. The two main types of bushings are coated and uncoated. If you want to save money on bushing replacements, you should consider getting a cheaper lower fork. Whether you’re replacing bushings to improve ride quality or prevent damage to your wheel loader, you’ll find a bushing replacement option that fits your budget.
While most cars are compatible with bushings, some iconic parts from premium brands like BMW and Mercedes require special tools to replace. If you are not confident in your mechanical abilities, consider hiring a mechanic to do it. Mechanical replacement bushings typically range from $200 to $500. If you’re comfortable with mechanics and have some mechanical knowledge, you can save money by trying the job yourself. For example, control arm bushings range in price from $20 to $80. It is important to check the alignment after replacing the bushing to avoid further damage.
Control arm bushing replacements are usually relatively inexpensive, but you may need to replace several at the same time. You should check the prices of several mechanics before making a decision. You can easily save between $50 and $100 by comparing quotes. Plus, you’ll save a lot of money by finding the right mechanic for the job. You can also use an online comparison tool to compare prices. You can find a mechanic that suits your needs at an affordable price.
Control arm bushings are also an inexpensive way to replace parts of a car’s front or rear suspension. Typically, control arm bushings are made of two metal cylinders covered with a thick layer of rubber. They wear out due to accidents, potholes and off-roading. They are mounted with a bolt that goes through the inner barrel. It is important to replace these bushings as often as needed to improve operation.
editor by CX 2023-06-13
China Miniature plastic coated bearings 608zz high speed plastic pulley wheel with bearing wheel bearing
Variety: BALL
Composition: Deep Groove
Relevant Industries: Resorts, Garment Stores, Building Substance Stores, Manufacturing Plant, Machinery Restore Stores, Food & Beverage Manufacturing facility, Farms, Cafe, Property Use, Retail, Meals Shop, Printing Outlets, Design works , Power & Mining, Precision Servo Built-in Hollow Brushless Torque Arm Industrial Harmonic Push Equipment Reducer Robot Joint Actuator Module Motor Foods & Beverage Shops, Other, Marketing Business
Bore Size: 7.ninety nine – 8 mm
Model Amount: 608zz
Precision Score: P0
Seals Kind: RS/ZZ Sealed
Variety of Row: One row
Item title: Plastic coated bearing
Bearing content: Chrom Steel, Gcr15, carbon steel
Thickness: 7mm, 8 mm, 9.5 mm
Cage: Steel Cage, nylon Cage
Coated material: POM Nylon PU
Characteristic: Anti-corrosion, wear-resisting, insulation
Certification: ISO9X3 Taper roller bearing Large Top quality Precision Very best price Bearing t wait to speak to us!
What is a bushing?
If you’ve ever wondered what an enclosure is, you’ve come to the right place. This article will provide an overview of different types of housings, including air-insulated, oil-impregnated porous bronze, and epoxy-impregnated capacitor cells. After reading this article, you will be better equipped to make an informed choice about the type of bushings your truck needs.
air insulating sleeve
When choosing bushings for your electrical application, you need to look for bushings with long-lasting insulation. In addition to being durable, bushings must have the correct design shape and material to remain effective over time. Porcelain was used in early casing designs and was chosen for indoor and outdoor applications due to its low cost and low linear expansion. Porcelain also requires a lot of metal fittings and flexible seals to remain effective.
Solid bushings have a center conductor and a porcelain or epoxy insulator. They are used in low voltage electrical applications such as small distribution transformers and circuit switches. However, their low radial capacity limits their use in high-voltage applications, so they are limited to circuit switches and other low-voltage equipment. The electrical service duty of the bushing determines the type of insulation required.
Another type of air-insulated bushing is made of conductive metal, which reduces heat transfer. This design enables it to operate over a range of temperature conditions. Additionally, air-insulated bushings are generally more effective than gas-insulated bushings in a range of applications. The main difference between air-insulated bushings and gas-insulated bushings is the insulating material. While gas-insulated bushings are usually made of high-quality materials, high-quality materials are still preferred in some applications.
Elliott # B series insulators are 25 kV class and pressure molded cycloaliphatic epoxy resins. They feature knurled brass inserts and 16 UNC threads. If you choose this type, make sure it matches the exact diameter of your Elliott Class 25 kv air insulated bushing. These insulators also provide overall shielding and require openings to fit inch diameters.
There are two types of air-insulated bushings: air-to-air and oil-to-oil. Oil is a stronger dielectric than air, and air-to-oil bushings are used to connect atmospheric air to oil-filled equipment. They are available for solid and capacitive hierarchies. So, which one is right for you? Just choose the right insulation to make your equipment as efficient as possible.
Oil Impregnated Porous Bronze Bushings
Oil-impregnated porous bronze (PbB) bushings are one of the best options for lubricating metal bearings. Lubrication is maintained even in high temperature applications as oil penetrates into the pores of the bronze. They are also self-lubricating and maintenance-free. Manufactured by CZPT, the Oil Impregnated Bronze Bushing is a powder metal process that is uniformly lubricated by a uniform oil film. This type of bearing is one of the most efficient in terms of precision performance.
One major difference between oil-impregnated bronze bushings and standard cast bronze bushings is their manufacturing process. Oil-impregnated bronze bushings are pressed from powder and then sintered to form a hardened part. This method is very effective for high-volume manufacturing, but it also has its limitations. Oil-impregnated bronze bushings are cheaper and more efficient, but they have mechanical limitations.
The production of oil-impregnated porous bronze bushings is simple. Powder bronze bushings are pressed and vacuum sealed by forcing oil into the pores. The low stress properties of oil-impregnated bronze bushings make them easier to manufacture in high volume. It also does not require additional lubrication. However, oil-impregnated porous bronze bushings have relatively low mechanical strength and are not recommended for applications where high temperatures are present.
Oil Impregnated Porous Bronze is also known as BPPB. Unlike traditional oil-impregnated bronze bushings, BPPB bushings have a high oil retention capacity. This means they will last a long time and you will save a lot of maintenance costs. But be careful. Porous bronze bushings can only last so long without oil.
Oil-impregnated bronze bushings are a good choice if dimensional consistency is important. BP bronze bushings have the same C dimension as solid metal bushings. While the CZPT is a ghost of the past, there are now many powder metal manufacturers producing BP housings. Their C of F values range from 0.04 to 0.08.
Epoxy Impregnated Capacitor Batteries
Epoxy impregnated condenser core sleeves are conductive paper used in air conditioning systems. The paper core is coated with epoxy resin and the insulating shell is silicone rubber. RIP bushings have excellent electrical properties, are fire resistant and are relatively small. However, the process of making these products is not easy and mistakes are common. These defects manifest as cracks or other structural damage in the capacitor cells.
RIF (Resin Impregnated) bushings feature a finely graded design. The capacitor core is made of glass fiber impregnated with epoxy resin. The outer insulation is made of silicone rubber sheds glued directly to the capacitor core. These bushings are designed for small clearances, so no filler material is required.
In order to determine whether the RIP sleeve is void-free and dry, the insulating paper must be impregnated with epoxy resin. The process is similar to making conventional condenser core sleeves, but with greater flexibility and robustness. The main difference between RIP bushings and conventional insulators is the epoxy content.
Capacitor grading bushings are also available. These bushings increase the electric field at the ends of the capacitor core plates. The higher the temperature, the higher the electric field. These properties make resin-impregnated capacitor mandrel sleeves reliable. However, capacitor grade bushings have higher electric fields than nonlinear bushings.
The capacitor core of the present invention is made by winding paper around the winding tube 3 . The paper may contain an intermediate conductive foil. The winding tube is then covered with electrical insulator. Afterwards, the capacitor core 1 will be RIP and electrically connected to the electrical conductor 6 .
To further characterize the performance of RIPs, thermal shock current (TSC) was used to determine their trap parameters. Unmodified epoxy resin and nano-SiO2 modified RIP were tested. The RIP samples were polarized under a 2 kV/mm electric field at 333 K for 10 min and then subcooled to 193 K with liquid nitrogen. TSC curves were obtained at 3 K/min and 383 K.
plastic bushing
Plastic bushings are essential for many industries. They protect wires and other mechanical parts. They come in many shapes and sizes and are often used as adapters when connecting two pipes or tubes of different diameters. They are available in a variety of materials including rubber, steel and various other plastics. Most bushings are cylindrical or conical in shape and made of shock absorbing material. They slide on rods or pipes to provide low friction motion.
Plastic bushings can be made from a variety of materials, including phenolic, polyethylene, and nylon. While phenolic resins have long been the preferred choice for heavy-duty applications, nylon is the most commonly used lining plastic. Nylon has several advantages, including low friction, no lubrication, quiet operation, and low wear. In addition to these advantages, it is easy to form and cast. In order to obtain better mechanical properties, fillers such as molybdenum disulfide can be added to the material. Plus, filled nylon parts resist deformation at temperatures up to 300 degrees Fahrenheit.
Another benefit of plastic bushings is their low cost. Much cheaper than metal, plastic is a versatile material that can be used in a variety of industries. A quick installation and replacement process makes them the first choice for users who need to install new components quickly. Plus, plastic bushings don’t wear out as quickly as metal, which is another benefit. And because the wear rate of plastic bushings is predictable, manufacturers can easily replace them before they start to fail. And they last longer, so you save time and money.
Plastic bushings are widely used in machinery with sliding and rotating shaft components. They have excellent load-carrying capacity and anti-friction properties. They are essential to many industries, including construction, mining, agriculture, hydropower, transportation and food processing. They are easy to install and come in a variety of sizes and shapes. They are very durable and very reliable. They reduce machine wear and are less expensive than bearings.
editor by czh 2023-02-19
