Product Description
Detailed Photos
Product Description
| Item No. | Door and Window Plastic Bearing Pulley |
| 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
CHINAMFG 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, DDP;
Accepted Payment Currency:USD, EUR, JPY, CNY;
Accepted Payment Type: 30%T/T, 50%T/T, 70%T/T, 100%T/T, L/C at sight;
Language Spoken:English, Chinese, Spanish, Japanese, French.
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.
/* March 10, 2571 17:59:20 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
| Aligning: | Aligning Bearing |
|---|---|
| Separated: | Unseparated |
| Rows Number: | Single |
| Samples: |
US$ 0.5/Piece
1 Piece(Min.Order) | Order Sample |
|---|
| Customization: |
Available
| Customized Request |
|---|
.shipping-cost-tm .tm-status-off{background: none;padding:0;color: #1470cc}
|
Shipping Cost:
Estimated freight per unit. |
about shipping cost and estimated delivery time. |
|---|
| Payment Method: |
|
|---|---|
|
Initial Payment Full Payment |
| Currency: | US$ |
|---|
| Return&refunds: | You can apply for a refund up to 30 days after receipt of the products. |
|---|
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.
How are plastic pulleys integrated into HVAC systems and air conditioning units?
Plastic pulleys play an important role in HVAC (Heating, Ventilation, and Air Conditioning) systems and air conditioning units. Here’s a detailed explanation of how they are integrated:
1. Blower and Fan Systems:
In HVAC systems and air conditioning units, plastic pulleys are commonly used in blower and fan systems. These pulleys are integrated with the motor shaft and connected to the blower or fan assembly. As the motor rotates, the pulleys transfer rotational motion to the blower or fan, enabling the movement of air through the system. The size, shape, and groove configuration of the plastic pulleys are designed to match the requirements of the specific blower or fan system, optimizing air circulation and performance.
2. Belt or Chain Drives:
Plastic pulleys are often used in belt or chain drive systems within HVAC and air conditioning units. They serve as the driving component that transfers power from the motor to various components, such as fans, compressors, or pumps. The pulleys are mounted on shafts and connected to the motor through belts or chains. The design of the plastic pulleys, including the groove configuration and diameter, is tailored to match the specific belt or chain profile, ensuring efficient power transmission and minimizing slippage.
3. Tensioning Systems:
Plastic pulleys are also incorporated into tensioning systems within HVAC and air conditioning units. Tensioning systems are used to maintain proper tension in belts or chains, ensuring optimal power transmission and preventing belt or chain slack. Plastic pulleys with adjustable features, such as spring-loaded or movable designs, are utilized in tensioning systems to apply the necessary tension to the belts or chains. This helps maintain the desired performance and reliability of the HVAC system or air conditioning unit.
4. Dampers and Louvers:
In HVAC systems, plastic pulleys are employed in dampers and louvers. Dampers control the flow of air within the system by adjusting the position of the blades or vanes. Plastic pulleys are integrated with the damper actuation mechanism, allowing for precise control and adjustment of the damper position. Similarly, plastic pulleys are used in louvers, which regulate the direction and distribution of air. They enable the smooth and controlled movement of louvers, ensuring efficient airflow management in HVAC systems.
5. Motorized Valve Systems:
Plastic pulleys are utilized in motorized valve systems within HVAC and air conditioning units. Motorized valves control the flow of fluids, such as chilled water or refrigerant, in the system. Plastic pulleys are integrated with the valve actuator, allowing the motor to drive the valve’s opening and closing motion. The design of the pulleys ensures reliable and precise operation of the motorized valve, facilitating accurate control of fluid flow and temperature regulation.
6. System Controls and Automation:
Plastic pulleys can be integrated into the control and automation systems of HVAC and air conditioning units. They are connected to sensors or actuators that provide feedback or receive commands for system control. The pulleys assist in translating the rotational motion from the motor to the desired movement or adjustment of various components, such as dampers, valves, or louvers. This integration allows for precise and automated control of the HVAC system or air conditioning unit based on temperature, humidity, or other environmental parameters.
Overall, plastic pulleys are integrated into HVAC systems and air conditioning units in various applications, including blower and fan systems, belt or chain drives, tensioning systems, dampers and louvers, motorized valve systems, and system controls. Their design and functionality contribute to the efficient operation, airflow management, and control capabilities of these systems, ensuring optimal comfort and performance in residential, commercial, and industrial settings.
Can you explain the key features and advantages of plastic pulleys?
Plastic pulleys offer several key features and advantages that make them suitable for various applications. Here’s a detailed explanation of the key features and advantages of plastic pulleys:
1. Lightweight:
One of the significant features of plastic pulleys is their lightweight construction. Compared to metal pulleys, plastic pulleys are considerably lighter, which can be advantageous in applications where weight reduction is desired. The lightweight nature of plastic pulleys makes them suitable for applications where minimizing overall system weight is important, such as in portable devices or equipment.
2. Corrosion Resistance:
Plastic pulleys are inherently resistant to corrosion. Unlike metal pulleys that may rust or corrode when exposed to moisture or certain chemicals, plastic pulleys maintain their integrity and functionality even in corrosive environments. This corrosion resistance makes plastic pulleys suitable for applications where exposure to moisture or chemicals is likely, such as in marine equipment or outdoor machinery.
3. Low Friction:
Plastic pulleys generally have low friction coefficients. This means that the contact between the pulley and the associated components, such as belts or ropes, is smoother, resulting in reduced frictional losses. The low friction properties of plastic pulleys contribute to improved efficiency and energy savings in various systems, such as conveyor belts, where reducing power consumption is desirable.
4. Noise Reduction:
Plastic pulleys offer inherent damping properties, which help reduce noise and vibration during operation. The damping effect of plastic materials absorbs vibrations and minimizes noise generation, resulting in quieter operation compared to metal pulleys. This makes plastic pulleys suitable for applications where noise reduction is important, such as in household appliances or office equipment.
5. Design Flexibility:
Plastic pulleys offer a high degree of design flexibility. They can be molded into various shapes, sizes, and configurations, allowing for precise customization. This flexibility in design enables specific features, such as flanges, grooves, or mounting options, to be incorporated directly into the pulley. Plastic pulleys can be tailored to meet the unique requirements of different applications, making them highly versatile in terms of design possibilities.
6. Cost-Effective:
Plastic pulleys are generally more cost-effective compared to pulleys made from other materials, such as metal, ceramic, or glass. The manufacturing process for plastic pulleys is typically less complex and less expensive, resulting in lower production costs. This cost advantage makes plastic pulleys a cost-effective choice for a wide range of applications, especially in situations where budget constraints are a consideration.
7. Electrical Insulation:
Plastic pulleys offer electrical insulation properties. Unlike metal pulleys that conduct electricity, plastic pulleys act as insulators, preventing the flow of electrical current. This electrical insulation characteristic is advantageous in applications where electrical conductivity needs to be avoided or isolated, such as in electronic devices or systems with sensitive electrical components.
8. Chemical Resistance:
Plastic pulleys exhibit resistance to various chemicals, depending on the specific plastic material used. They can withstand exposure to substances such as oils, fuels, solvents, and acids without degradation. This chemical resistance makes plastic pulleys suitable for applications where contact with chemicals or aggressive substances is expected, such as in industrial machinery or chemical processing equipment.
In summary, plastic pulleys offer key features and advantages including lightweight construction, corrosion resistance, low friction, noise reduction, design flexibility, cost-effectiveness, electrical insulation, and chemical resistance. These attributes make plastic pulleys suitable for a wide range of applications across industries such as automotive, consumer electronics, manufacturing, and more.
editor by CX
2024-02-04