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Product Description

 

Item No. Door and Window Plastic Bearing
Dimensions OEM ODM
Material Bearing -Chrome steel, carbon steel, stainless steel
Plastic part- POM/ Nylon6 /Nylon66 +GF/PU/Rubber
Housing part – Plastic(Nylon)/ Steel/ Zinc alloy die casting / Aluminium profile/ alu. Alloy die casting
Color Original/black/white/Red/ Green/ Orange, or per customers’ requirement
Surface Treatment Zinc plated/Nickle Plated/Black treatment/ Painting/Electrophoretic treatment
Features heavy-duty,adjustable,low noise,easy installation,sliding smoothly,long life,standard,customized,etc.
Application Sliding window and door, Sliding accessories, furniture accessories etc.
Packaing Foil bag+Neutral Carton+Pallet, or per customers’ requirement
MOQ 1000 pcs
Lead Time According to the order q’ty
OEM& ODM Technical drawing or sample is needed

Company Profile

 

ABOUT US
Haibite was set up in 1996 and located at HangZhou, a beautiful city in China. Our company is bearing manufacturer&bearing distributor. Since it was first established, CHINAMFG was dedicated in research, development and manufacture of bearings. Now, CHINAMFG has become main and 1 of the first grade suppliers of all kinds of bearings. We could develop the products constructed from different materials, structures, shapes, colors etc.
WELCOME TO THE CLUB!

1. Our rollers are in stable quality with smooth rotation, long life operation, small movement, advanced injection technology engineering etc.

2. The Adjustable Rollers with smooth and long lasting operation, higher performing features like wider adjustment ranges, long rolling life performance, easy installment. It’s available in multiple housing choices with any wheels to fit different aluminnum. Our roller ensure alignment across the full adjustment ranges within built-in retention system.

3. The customized hardware, like plastic parts, stamping patrs, cold forging steel patrs are widely applied in the window and doors, furniture, householders, transmission system, industrial drive system etc.

We are constantly improving and striving for excellent service. We hold a very high regard for our customers, the quality of our products, and our level of customer service.

FAQ

1. who are we?
We are based in ZheJiang , China, start from 2017,sell to North America(1.00%),Africa(1.00%),Western Europe(1.00%),Southern Europe(1.00%). There are total about 51-100 people in our office.

2. how can we guarantee quality?
Always a pre-production sample before mass production;
Always final Inspection before shipment;

3.what can you buy from us?
Bearing cage,Bearing pulley,Plastic products,Miniature bearing,Needle roller bearing

4. why should you buy from us not from other suppliers?
Hardware pulley source factory,20 years professional bearing pulley experience

5. what services can we provide?
Accepted Delivery Terms: FOB,CFR,CIF,EXW;
Accepted Payment Currency:USD,EUR,JPY,CNY;
Accepted Payment Type: T/T,L/C,D/P D/A;
Language Spoken:English,Chinese,Spanish,Japanese,F

 

Our Advantages

Sliding glass doors are becoming more and more popular, because of the view and natural lighting that they provide. But there can be some difficulty when it comes to maintaine them, such as the rollers have worn out. The key part is knowing which roller matches the original. Many people believe that alternatives can be found by identifying the door manufacturer individually. Actually, Most rollers are generic and used by various door manufacturers.

As the professional manufacturer of sliding rollers, we use various identifying characteristics to determine the best replacement option for your door. In addition to the number of wheels your roller uses to support the door, the presence of dimples, bumps, cut-outs and flared edges on the rollers housing will narrow down replacement options substantially. The way that the assembly installs in the door frame is also vital. The key dimensions to confirm a replacement include the width and height of the roller’s outer housing, as well as the diameter of the wheel. In addition to the diameter of the wheels, the material that they’re made of, steel or nylon, is also a factor. Long-term, metal wheels are known to hold up better but they can also cause the track to wear out faster, especially on heavy doors. Nylon wheels tend to be kinder to the track but may not last as long as their steel counterparts.

 

Purchase Notice

1.Pls send us an inquiry or leave us a message, there will be a dedicated staff to serve you within 1 hours.
2.You can ask us to take actual photos of the products for you, and free samples would be provided.
3. Welcome to visit our factory to negotiate orders, we will do our best to protect the safety of your business journey.
4. Packaging can be customized according to customer requirements
Finally, Please be sure to click “Contact supplier” to contact us, or “Call us” with any questions that you may have.

 

Shipping Cost:

Estimated freight per unit.



To be negotiated
Contact Angle: Injection Molding
Material: Plastic
Quality: High-Quality
Samples:
US$ 0.08/Piece
1 Piece(Min.Order)

|

Order Sample

Customization:
Available

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Customized Request

plastic pulley

Can plastic pulleys withstand exposure to environmental conditions?

Plastic pulleys are designed to withstand exposure to various environmental conditions. Here’s a detailed explanation:

1. Moisture and Humidity:

Plastic pulleys are typically made from materials that are resistant to moisture and humidity. They have inherent properties that prevent water absorption, reducing the risk of swelling, warping, or degradation. This makes plastic pulleys suitable for use in environments with high humidity or where occasional exposure to moisture is expected, such as garages or outdoor applications.

2. Temperature Extremes:

Plastic pulleys exhibit different levels of temperature resistance depending on the specific material used. Many plastic pulleys are designed to withstand a wide range of temperatures, including both high and low extremes. For example, some pulleys made from engineering-grade plastics can operate reliably in temperatures ranging from -40°C to 100°C (-40°F to 212°F). However, it’s important to check the manufacturer’s specifications for temperature limits and choose pulleys that are suitable for the specific environment in which they will be used.

3. UV Exposure:

Extended exposure to ultraviolet (UV) radiation from the sun can potentially degrade certain types of plastics. However, many plastic pulleys are manufactured with UV stabilizers or additives that provide resistance to UV radiation. These additives help protect the plastic material from UV-induced degradation, such as discoloration, brittleness, or loss of mechanical properties. Plastic pulleys with UV resistance are commonly used in outdoor applications where they are exposed to direct sunlight.

4. Chemical Resistance:

The chemical resistance of plastic pulleys varies depending on the specific material used. Some plastics, such as polypropylene (PP) or polyethylene (PE), have excellent chemical resistance and can withstand exposure to a wide range of chemicals, including solvents, acids, and alkalis. However, other plastics may be more susceptible to chemical attack. It’s important to consider the specific chemicals present in the environment and select plastic pulleys that are compatible and resistant to those substances.

5. Dust and Dirt:

Plastic pulleys are generally resistant to dust and dirt accumulation. Their smooth surfaces and low-friction properties make it difficult for particles to adhere to the pulley’s surface. This reduces the risk of debris interfering with the pulley’s movement or causing excessive wear. However, periodic cleaning may still be necessary to ensure optimal performance and prevent any buildup of contaminants that could affect the pulley’s operation.

6. Impact and Vibration:

Plastic pulleys are designed to withstand the impact and vibration commonly encountered in various applications. The plastic materials used in their construction offer good impact resistance, absorbing and dispersing energy to prevent damage or failure. Additionally, plastic pulleys can dampen vibrations, reducing the strain on the pulley and other components of the system. However, it’s important to choose pulleys with the appropriate material properties and consider the specific impact and vibration levels of the application.

7. Saltwater and Corrosive Environments:

In environments where saltwater or corrosive substances are present, it’s crucial to select plastic pulleys that are specifically designed for such conditions. Certain plastics, such as acetal (POM) or polyvinyl chloride (PVC), offer good resistance to saltwater and corrosion. These materials are commonly used in marine or coastal applications where the pulleys may be exposed to saltwater spray or corrosive atmospheres.

While plastic pulleys are generally designed to withstand exposure to environmental conditions, it’s important to consider the specific requirements of the application and choose pulleys that are suitable for the intended environment. Manufacturers often provide guidance on the recommended materials and specifications for plastic pulleys based on their environmental resistance properties.

plastic pulley

How does the material composition of plastic pulleys impact their performance?

The material composition of plastic pulleys plays a crucial role in determining their performance characteristics. Here’s a detailed explanation of how the material composition of plastic pulleys impacts their performance:

1. Strength and Durability:

The choice of materials used in plastic pulleys affects their strength and durability. Different types of plastics, such as nylon, polyethylene, or acetal (POM), have varying mechanical properties. For example, nylon pulleys are known for their high strength and excellent wear resistance, making them suitable for demanding applications. On the other hand, polyethylene pulleys offer good impact resistance and low friction. The material composition is selected based on the specific requirements of the application to ensure that the plastic pulleys can withstand the forces, loads, and operating conditions they will encounter.

2. Wear and Friction Characteristics:

The material composition of plastic pulleys influences their wear and friction characteristics. Various additives and fillers can be added to plastic materials to enhance their performance in terms of wear resistance and friction reduction. For example, reinforcing fibers like glass fibers or carbon fibers can be incorporated into the plastic matrix to increase the pulley’s strength and wear resistance. Additionally, the surface finish and lubrication properties of the plastic material impact the friction between the pulley and the belt or cable, affecting the overall efficiency and lifespan of the system.

3. Temperature and Chemical Resistance:

Plastic pulleys made from different materials exhibit varying levels of temperature and chemical resistance. Some plastics, like nylon, have good resistance to high temperatures, while others may soften or deform at elevated temperatures. Similarly, the chemical resistance of plastic pulleys depends on the specific type of plastic used. For instance, certain plastics are more resistant to solvents, oils, or acids, while others may be susceptible to chemical attack. The material composition of plastic pulleys should be selected carefully to ensure compatibility with the operating temperature range and the chemical environment of the system.

4. Noise and Vibration Damping:

The material composition of plastic pulleys can impact their noise and vibration damping properties. Some plastics have inherent damping characteristics that help reduce vibrations and noise generated during operation. These damping properties contribute to smoother and quieter system performance. By selecting materials with suitable damping properties, the pulleys can help minimize noise and vibration levels, resulting in improved user comfort and reduced wear on the system components.

5. Machinability and Design Flexibility:

The material composition of plastic pulleys influences their machinability and design flexibility. Different plastics have varying ease of machinability, which can affect the manufacturing process and the ability to achieve precise dimensions and tolerances. Moreover, the material composition determines the design flexibility of the pulleys, allowing for custom shapes, sizes, and features. Certain plastics can be easily molded or extruded into complex geometries, enabling the incorporation of specific design elements that optimize belt or cable engagement, alignment, and overall system performance.

6. Cost and Availability:

The material composition of plastic pulleys can impact their cost and availability. Some plastics may be more readily available and cost-effective compared to others. The manufacturing process, the availability of raw materials, and the demand for specific plastic types can affect the overall cost of the pulleys. Additionally, the material composition may influence the lifespan and maintenance requirements of the pulleys, which can impact the cost-effectiveness of the system over its operational lifetime.

In summary, the material composition of plastic pulleys has a significant impact on their strength, durability, wear and friction characteristics, temperature and chemical resistance, noise and vibration damping properties, machinability, design flexibility, as well as cost and availability. By carefully considering the material composition based on the specific application requirements, it is possible to optimize the performance, reliability, and longevity of plastic pulleys in various systems.

plastic pulley

What is a plastic pulley, and how does it compare to other types of pulleys?

A plastic pulley is a type of pulley made primarily from plastic materials, such as nylon, polyethylene, or polycarbonate. It is designed to perform similar functions as other types of pulleys but offers distinct advantages and considerations. Here’s a detailed comparison of plastic pulleys with other types of pulleys:

1. Material:

Plastic pulleys are specifically engineered to be lightweight and durable. They are resistant to corrosion, moisture, and many chemicals, making them suitable for various environments. In contrast, other types of pulleys, such as metal pulleys, may be heavier and prone to rust or corrosion without proper protection.

2. Cost:

Plastic pulleys tend to be more cost-effective compared to metal pulleys or pulleys made from other materials like ceramic or glass. The manufacturing process for plastic pulleys is generally less expensive, resulting in lower production costs and, consequently, lower prices for consumers.

3. Noise and Vibration:

Plastic pulleys often provide quieter operation compared to metal pulleys. The inherent damping properties of plastic materials help reduce noise and vibration during pulley rotation. This makes plastic pulleys suitable for applications where noise reduction is desired, such as in household appliances or office equipment.

4. Friction and Wear:

Plastic pulleys generally have lower friction coefficients compared to metal pulleys. This can result in reduced wear and tear on the pulley itself and the associated components, such as belts or ropes. However, it’s important to note that the selection of the appropriate plastic material and design considerations are crucial to ensure sufficient strength and wear resistance for the intended application.

5. Load-Bearing Capacity:

While plastic pulleys can handle moderate loads, they may have lower load-bearing capacities compared to metal pulleys. Metal pulleys, especially those made from robust materials like steel or cast iron, are typically stronger and capable of withstanding higher loads. Therefore, in heavy-duty applications or situations where significant forces are involved, metal pulleys may be preferred.

6. Temperature Resistance:

Plastic pulleys have varying temperature resistance depending on the specific material used. Some plastics can withstand a wide temperature range, while others may have limitations. For example, nylon can handle higher temperatures compared to polyethylene. In contrast, metal pulleys generally have higher temperature resistance, making them suitable for high-temperature environments.

7. Application Specificity:

The choice between plastic pulleys and other types of pulleys often depends on the specific application requirements. Plastic pulleys are commonly used in light to moderate load applications, such as in small appliances, office equipment, or recreational devices. Metal pulleys, on the other hand, are often preferred in heavy-duty applications, industrial machinery, or situations where high strength and durability are paramount.

8. Customization:

Plastic pulleys offer flexibility in terms of design and customization options. They can be easily molded into various shapes and sizes, allowing for specific features or geometries to be incorporated. This makes plastic pulleys suitable for applications where precise customization is required. Metal pulleys may require more extensive machining or manufacturing processes for customization.

In conclusion, plastic pulleys offer unique advantages such as lightweight construction, corrosion resistance, cost-effectiveness, noise reduction, and design flexibility. However, they may have limitations in terms of load-bearing capacity and temperature resistance compared to metal pulleys. The choice between plastic pulleys and other types of pulleys depends on factors such as application requirements, load conditions, environmental considerations, and budget constraints.

China Standard High-Stability Smooth Mute Waterproof Nylon/POM Pulley 12*28*8mm   chain pulleyChina Standard High-Stability Smooth Mute Waterproof Nylon/POM Pulley 12*28*8mm   chain pulley
editor by CX

2023-10-05

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