Tag Archives: window and door pulley

China wholesaler Manufacturer′ S Direct Selling R-Groove Bearing Pulley R0415-6 Rubber Coated Bearing Door and Window Movable Pulley manufacturer

Product Description

 

Product Description

Product Name: Sliding Roller HN-R571-6
Dimensions: ID=4mm;  OD=15mm;  Height=6mm
Outside Material: Polyformaldehyde (POM), Polyamide(PA6, PA66, Nylon), Polypropylene(PP),  Polycarbonate(PC), Polyurethane(PU)
Insert Material: Carbon Steel, Chrome Steel, Stainless Steel
Color: All colors available

Profile Type:R Groove
Surface Treatment: Lathing 
Structure: HN-625ZZ(ID=4mm, OD=15mm, Width=6mm)bearing injected with POM
Service: OEM&ODM 
Experience: With 15 years manufacturing history 

Adventage:
1) Built-in precise micro bearing;
2) Low noise, elegant performance and rolling smoothly;
3) Superior in quality and moderate in price;
4) We can supply both standard products and customized items according to the customers’ special requirements.
5) We can provide free samples for your reference.
 

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

 

Payment & Packaging &Delivery:

Payment Terms:    

1) 100% T/T
2) 30%   T/T in advance, 70% against copy of BL
3) Paypal
Packaging Details: Standard export packing (Plastic bag, cartons and pallets or wooden case); 
                   As customers’ requirement
Delivery Port: HangZhou / ZheJiang
Delivery Time: Normally ready goods and stock within 30 days or as the customer’s request

PS:  1) material and color can according to customers’ requirement.
        2) we can make different size as per customers’ requirement.
 

Company Profile

 

 

FAQ

Q: Are you the manufacturer?

A: Yes, we are a professional manufacturer focused on door and window roller pulleys for over 15 years.

Q: Do you offer free samples?
A: Yes, we are very glad to offer free samples for you to check the quality.

Q: Can we make our own color box?
A: Yes, if the order quantity reaches 1000 sets, we can make a customized color box for you.

Q: Can we print our logo on the products?
A: Yes, we can print your logo on the products according to your design.

Q: How does your factory do regarding quality control?
A: 80% of the staff has 10 years experience, a mature skilled technical team, and a complete quality management system to ensure high quality.

Q: What is the after-sale service for the sliding rollers?
A: We have online technical support. If it is a quality problem, we will replace the broken ones with new ones.

Q: How long is the production time?
A: For samples in stock, shipped in 2 days. if not in stock, the lead time is in 7 days. For mass production, the lead time is around 15 days after receiving the deposit payment.

Q: How about the shipment?
A: For small orders, we can ship them by DHL, FedEx, UPS, TNT, etc. For mass production orders, we can ship them by sea or by air. /* 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: /
Aligning: Bearing
Separated: Unseparated
Samples:
US$ 0/Piece
1 Piece(Min.Order)

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Order Sample

Customization:
Available

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Customized Request

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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.

multiple pulley

How do advancements in materials and technology impact the design of modern wall mount pulleys?

Advancements in materials and technology have a significant impact on the design of modern wall mount pulleys, leading to improved performance, durability, and functionality. Here’s a detailed explanation:

1. Lightweight and High-Strength Materials:

Modern wall mount pulleys benefit from the use of lightweight yet high-strength materials such as aluminum alloys, stainless steel, or engineered plastics. These materials offer excellent strength-to-weight ratios, allowing for the design of pulleys that are both strong and lightweight. The use of lightweight materials reduces the overall weight of the pulley system, making it easier to install and operate.

2. Enhanced Durability:

New materials and manufacturing techniques contribute to enhanced durability in modern pulley designs. Materials with improved resistance to corrosion, wear, and fatigue are employed to ensure longevity, even in challenging environments. This durability extends the lifespan of the pulleys and reduces the need for frequent replacements.

3. Low-Friction Coatings and Bearings:

Advancements in technology have led to the development of low-friction coatings and high-quality bearings for pulley systems. These coatings and bearings minimize friction, resulting in smoother operation, reduced wear, and improved efficiency. Low-friction pulleys require less force to operate, making them more user-friendly and energy-efficient.

4. Design Optimization:

Materials and technology advancements allow for design optimization in modern wall mount pulleys. Computer-aided design (CAD) software and simulation tools enable engineers to analyze and optimize the pulley geometry, ensuring optimal load distribution and stress management. This results in pulleys that can handle higher loads, have reduced weight, and exhibit improved performance.

5. Innovative Features and Accessories:

Advancements in technology have facilitated the incorporation of innovative features and accessories into modern wall mount pulleys. For example, some pulleys now include built-in braking systems, locking mechanisms, or quick-release features for added safety and convenience. Additionally, pulley systems may integrate with smart home technology, allowing for remote control or automation of lifting operations.

6. Precision Manufacturing:

Advanced manufacturing processes, such as CNC machining and 3D printing, enable the production of complex and precise pulley components. These processes ensure consistent quality and accuracy in the manufacturing of modern pulleys, resulting in smoother operation, better alignment, and improved overall performance.

Overall, advancements in materials and technology have revolutionized the design of modern wall mount pulleys, leading to lighter, stronger, and more durable products. With improved friction reduction, optimized designs, innovative features, and precise manufacturing, modern pulleys offer enhanced performance and functionality for a wide range of lifting and rigging applications.

multiple pulley

Are there specific safety considerations when using wall mount pulleys for lifting or rigging?

Yes, there are specific safety considerations that should be taken into account when using wall mount pulleys for lifting or rigging purposes. Here’s a detailed explanation:

1. Load Capacity:

It is crucial to ensure that the wall mount pulleys used for lifting or rigging are rated for the intended load capacity. Exceeding the load capacity can lead to pulley failure, causing accidents or damage. Always refer to the manufacturer’s specifications and guidelines to determine the appropriate load capacity of the pulleys.

2. Proper Installation:

Wall mount pulleys should be installed securely and according to the manufacturer’s instructions. The mounting surface should be strong and capable of supporting the weight and forces involved. It is important to use appropriate hardware and ensure proper anchoring to prevent pulley detachment or failure during lifting or rigging operations.

3. Inspections and Maintenance:

Regular inspections are essential to identify any signs of wear, damage, or deterioration in the pulleys or the mounting hardware. Inspect the pulleys, ropes, cables, or other lifting components for any fraying, corrosion, or deformation. Any damaged or worn-out parts should be replaced immediately. Additionally, perform routine maintenance, such as cleaning and lubrication, to ensure smooth operation and prevent premature failure.

4. Proper Rigging Techniques:

Using proper rigging techniques is critical for safe lifting operations. Ensure that the load is securely attached to the pulley system, and use appropriate slings, hooks, or connectors that are rated for the load. Follow industry best practices for rigging, including proper load balancing, avoiding sharp edges or abrasive surfaces, and maintaining a clear path for the load to prevent entanglement or interference.

5. Personal Protective Equipment (PPE):

When lifting or rigging with wall mount pulleys, it is important to use the appropriate personal protective equipment. This may include safety gloves, safety glasses, hard hats, or other protective gear depending on the specific lifting environment and associated hazards.

6. Training and Competence:

Only trained and competent individuals should operate wall mount pulleys for lifting or rigging purposes. Proper training ensures knowledge of safe practices, load limits, and proper use of equipment. Adequate supervision and adherence to established protocols help minimize the risk of accidents and ensure the safety of personnel involved.

By considering these safety considerations and implementing appropriate measures, the use of wall mount pulleys for lifting or rigging can be conducted safely and effectively, reducing the risk of accidents and promoting a safe working environment.

multiple pulley

What is a multiple pulley system, and how does it differ from single pulleys?

A multiple pulley system, also known as a block and tackle system, is a mechanical arrangement that consists of multiple pulleys working together to provide mechanical advantage and facilitate the lifting or moving of heavy loads. It differs from single pulleys in several ways. Here’s a detailed explanation of a multiple pulley system and its differences from single pulleys:

1. Mechanical Advantage:

A single pulley can change the direction of the force applied but doesn’t provide any mechanical advantage. In contrast, a multiple pulley system can offer mechanical advantage by distributing the load across multiple pulleys and ropes. By using several pulleys, the force required to lift the load is divided among the ropes, resulting in reduced effort required by the user.

2. Increased Lifting Capacity:

Due to the mechanical advantage it provides, a multiple pulley system has a higher lifting capacity compared to a single pulley. By increasing the number of pulleys or sheaves in the system, the load can be distributed and shared among the ropes, allowing for the lifting of heavier loads with less force.

3. Rope Length:

In a single pulley system, the length of the rope or cable needed to lift an object is equal to the distance over which the object must be raised. In a multiple pulley system, the length of the rope required is typically longer, as it needs to pass through multiple pulleys and create the necessary mechanical advantage. This longer rope length allows for the reduction of force required to lift the load.

4. Increased Complexity:

Multiple pulley systems are more complex than single pulleys due to the involvement of multiple pulleys, ropes, and the need for proper configuration. The arrangement of the pulleys, the number of sheaves, and the interaction between the ropes must be carefully designed to achieve the desired mechanical advantage and lifting capabilities. This complexity requires additional knowledge and expertise in the setup and operation of multiple pulley systems.

5. Versatility:

Multiple pulley systems offer greater versatility compared to single pulleys. They can be configured in various ways to achieve different mechanical advantages and adapt to different lifting or pulling requirements. By adjusting the number of pulleys or changing their arrangement, the mechanical advantage of the system can be customized to suit specific needs.

6. Increased Friction:

Multiple pulley systems introduce more points of contact and potential friction compared to single pulleys. As the rope passes through each pulley and changes direction, friction can occur, resulting in some energy loss. Proper lubrication and maintenance are necessary to minimize friction and ensure smooth operation.

7. Applications:

Multiple pulley systems are commonly used in various applications where heavy lifting or load manipulation is required. They are utilized in construction, rigging, hoisting systems, sailing, and other industries. Single pulleys, on the other hand, are often used in simple applications where the primary goal is to change the direction of a force without providing mechanical advantage.

In summary, a multiple pulley system differs from single pulleys by providing mechanical advantage, increasing lifting capacity, requiring longer ropes, introducing complexity, offering versatility, increasing friction, and finding applications in different industries. The use of multiple pulleys allows for the efficient lifting and movement of heavy loads with reduced effort and force.

China wholesaler Manufacturer′ S Direct Selling R-Groove Bearing Pulley R0415-6 Rubber Coated Bearing Door and Window Movable Pulley   manufacturer China wholesaler Manufacturer′ S Direct Selling R-Groove Bearing Pulley R0415-6 Rubber Coated Bearing Door and Window Movable Pulley   manufacturer
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