China Standard Manufacturer′ S Direct Selling U-Groove Bearing Pulley U0829.5-8 PA Rubber Coated Bearing Door and Window Movable Pulley alternator pulley

Product Description

 

Product Description

Product Name: Sliding Roller HN-U0829.5-8
Dimensions: ID=8mm;  OD=29.5mm;  Height=8mm
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:U Groove
Surface Treatment: Lathing 
Structure: HN-625ZZ(ID=8mm, OD=29.5mm, Width=8mm)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.

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 wall mount pulley systems contribute to improved efficiency and functionality in various settings?

Wall mount pulley systems offer several advantages that contribute to improved efficiency and functionality across various settings. Here’s a detailed explanation:

1. Mechanical Advantage:

Wall mount pulleys provide a mechanical advantage by distributing the force applied to the system. By redirecting the force through multiple pulleys, they reduce the amount of effort required to lift or move heavy objects. This increased mechanical advantage improves efficiency and allows for easier and more efficient operation.

2. Load Distribution:

Pulley systems distribute the load evenly across multiple pulleys and ropes or cables. This load distribution minimizes stress and strain on individual components, enhancing the system’s overall functionality and longevity. It also allows for the lifting or movement of heavier loads, expanding the capabilities of the system.

3. Versatility:

Wall mount pulley systems are highly versatile and can be adapted to various applications. They can be configured with different types and sizes of pulleys, ropes, or cables to meet specific needs. This versatility makes them suitable for a wide range of settings, including construction sites, manufacturing facilities, recreational areas, and residential spaces.

4. Space Optimization:

Wall mount pulleys utilize vertical space efficiently, making them ideal for environments with limited floor space. By mounting the pulleys on walls or overhead structures, they eliminate the need for bulky equipment or floor-mounted systems. This space-saving design allows for better organization and utilization of the available area.

5. Precise Positioning:

Wall mount pulleys enable precise positioning of objects or loads. By adjusting the position of the ropes or cables on the pulleys, users can control the vertical or horizontal movement with accuracy. This precision is particularly valuable in applications such as theatrical rigging, construction hoisting, or mechanical systems that require precise load manipulation.

6. Scalability:

Pulley systems are scalable, meaning they can be expanded or modified to accommodate changing needs. Additional pulleys, ropes, or cables can be added to the system to increase load capacity or change the mechanical advantage. This scalability provides flexibility and adaptability, allowing the system to grow or be adjusted as required in different settings.

7. Safety:

Wall mount pulley systems can enhance safety in various settings. By distributing the load and reducing the effort required for lifting or moving heavy objects, they minimize the risk of strain or injury to individuals operating the system. Additionally, the controlled movement provided by pulley systems allows for safer and more precise positioning of loads, reducing the risk of accidents or damage to the surroundings.

Overall, wall mount pulley systems improve efficiency and functionality in various settings by providing mechanical advantage, load distribution, versatility, space optimization, precise positioning, scalability, and enhanced safety. Their ability to optimize force distribution and enable controlled movement makes them valuable tools across industries and applications.

multiple pulley

How does the placement and positioning of a wall mount pulley affect its function?

The placement and positioning of a wall mount pulley have a significant impact on its function and effectiveness in lifting and hoisting tasks. Here’s a detailed explanation of how the placement and positioning affect a wall mount pulley:

1. Stability and Structural Integrity:

The wall or surface on which the pulley is mounted should be stable and capable of supporting the weight and forces involved in the lifting or hoisting operation. The pulley should be securely attached to ensure its stability and prevent any movement during operation. Proper installation and positioning are crucial to maintaining the structural integrity of the pulley and ensuring safe and efficient operation.

2. Load Direction and Angle:

The placement and positioning of the wall mount pulley determine the direction and angle at which the load is lifted or moved. By adjusting the pulley’s position, the user can control the path and trajectory of the load. It’s important to consider factors such as clearance, obstacles, and the desired lifting path when positioning the pulley to ensure smooth and unobstructed movement of the load.

3. Mechanical Advantage:

The positioning of the wall mount pulley affects the mechanical advantage it provides. The mechanical advantage is determined by the number and arrangement of pulleys used in the system. By positioning the pulleys appropriately, the user can optimize the mechanical advantage and reduce the amount of force required to lift or move the load. Proper positioning can maximize the efficiency and effectiveness of the pulley system.

4. Rope/Cable Alignment:

The positioning of the wall mount pulley influences the alignment of the rope or cable used in the lifting or hoisting operation. The rope/cable should be properly aligned with the pulley’s grooves or sheaves to ensure smooth movement and minimize friction. Improper alignment can lead to increased wear on the rope/cable and reduce the efficiency of the pulley system.

5. Accessibility and Safety:

Proper placement and positioning of the wall mount pulley ensure easy accessibility and safe operation. The pulley should be positioned at a height and location that allows convenient access for attaching and detaching the load. Additionally, the placement should consider factors such as operator safety, clearance distances, and visibility to minimize the risk of accidents or injuries during the lifting or hoisting task.

Overall, the placement and positioning of a wall mount pulley directly impact its function and performance. By ensuring stable installation, adjusting the pulley’s position for optimal load direction and angle, optimizing the mechanical advantage, aligning the rope/cable correctly, and considering accessibility and safety, users can maximize the efficiency, safety, and effectiveness of the wall mount pulley in lifting and hoisting tasks.

multiple pulley

How does the design of a multiple pulley system impact its mechanical advantage?

The design of a multiple pulley system plays a crucial role in determining its mechanical advantage. Here’s a detailed explanation of how the design impacts the mechanical advantage:

1. Number of Pulleys:

The number of pulleys in the system directly affects the mechanical advantage. As the number of pulleys increases, the mechanical advantage also increases. Each additional pulley added to the system further divides the load among the ropes, reducing the force required to lift or move the load.

2. Type of Pulleys:

The type of pulleys used in the system can impact the mechanical advantage. Different types of pulleys, such as fixed pulleys, movable pulleys, or combination systems, have varying effects on the mechanical advantage. For example, movable pulleys can provide a greater mechanical advantage compared to fixed pulleys.

3. Arrangement of Pulleys:

The arrangement of pulleys in the system also influences the mechanical advantage. By changing the arrangement, such as using a combination of fixed and movable pulleys or arranging them in a specific configuration, the mechanical advantage can be optimized to suit the desired lifting or moving requirements.

4. Rope Configuration:

The configuration of ropes in a multiple pulley system affects the mechanical advantage. For example, using multiple ropes that are connected to a single load and pass through multiple pulleys can increase the mechanical advantage by distributing the load among the ropes. On the other hand, using a single continuous rope that passes through multiple pulleys may provide a different mechanical advantage.

5. Friction and Efficiency:

The presence of friction between the ropes and pulleys can impact the mechanical advantage. Higher friction can result in energy losses and reduced mechanical advantage. Proper lubrication, using low-friction materials, and ensuring smooth operation can help minimize friction and improve the efficiency of the system.

6. Rope Diameter and Material:

The diameter and material of the ropes used in the system can affect the mechanical advantage. Thicker and stronger ropes can handle higher loads and provide a more significant mechanical advantage. Additionally, the choice of rope material, such as nylon, steel, or synthetic fibers, can impact the strength, flexibility, and efficiency of the system.

By considering these design factors and optimizing the multiple pulley system accordingly, the mechanical advantage can be maximized to achieve efficient load lifting or movement with reduced force and effort.

China Standard Manufacturer′ S Direct Selling U-Groove Bearing Pulley U0829.5-8 PA Rubber Coated Bearing Door and Window Movable Pulley   alternator pulley	China Standard Manufacturer′ S Direct Selling U-Groove Bearing Pulley U0829.5-8 PA Rubber Coated Bearing Door and Window Movable Pulley   alternator pulley
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