Product Description
| Description | 1″, 2″, 3″Pulley |
| struction | The pulley is 2pcs of 1.2mm cold rolled stel sheet riveted together, 6 rivets preportionally spaced. Inner ring heat treated. |
| Thickness | 1.2mm |
| Clamp | 2.0mm |
| Finish | zinc plated |
HangZhou Rongli Metal Products Co., Ltd founded in 1998, it is an enterprise with the qualification of import and export, integrating design, production and trading various metal products. Our factory is located in HangZhou, and covers an area of 40, 000 metre square.
We have the complete production equipment and machines: CNC Laser cutting machine, CNC punching machine, CNC bending machine, CNC shearing machine, High speed punching machines, milling machine, grinding machine and a 2000 metre square big Automatic painting line.
The main products scope are Garage door hardwares, industrial door hardwares, furniture hardware, truck hardware, elevator accessory, cleaning products and safety boxes etc.
Our customers are from all over the world, especially from North American, European, Australia. We have more experiences and abilities to provide our customers, the good service, higher quality goods, better prices, and reliable supply chain in China.
Welcome to our company and build new business with us, if you have any question and inquiries, please do not hesitate to contact us!
| After-sales Service: | 1 Year |
|---|---|
| Warranty: | 1 Year |
| Certification: | ISO |
| Splittable: | Unsplittable |
| Surface Treatment: | Zinc Plated |
| Material: | Steel |
| Samples: |
US$ 0.2/Piece
1 Piece(Min.Order) | |
|---|
| Customization: |
Available
| Customized Request |
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What is a garage door pulley, and what role does it play in garage door systems?
A garage door pulley is a component of a garage door system that plays a crucial role in the door’s operation. Here’s an explanation of what a garage door pulley is and the role it plays:
1. Definition:
A garage door pulley, also known as a sheave, is a wheel with a grooved rim designed to guide and support the garage door cables. It is typically made of metal or durable plastic.
2. Cable Support:
The primary role of a garage door pulley is to support and guide the lifting cables that are attached to the garage door. The pulleys are mounted on a shaft or bracket and provide a smooth surface for the cables to run along.
3. Cable Direction:
Garage door pulleys help change the direction of the lifting cables. The cables extend from the bottom corners of the garage door, travel up to the pulleys, and then proceed to the garage door opener or torsion spring system for lifting or lowering the door.
4. Cable Tension:
The pulleys assist in maintaining proper tension in the lifting cables. They help distribute the weight of the garage door evenly, preventing cable slack or imbalance that could affect the door’s operation.
5. Smooth Operation:
A garage door pulley contributes to the smooth and efficient operation of the garage door system. As the cables pass over the pulleys, the low-friction surface reduces friction and allows the door to move up and down smoothly without undue resistance.
6. Wear and Tear Reduction:
By guiding and supporting the lifting cables, pulleys help reduce wear and tear on the cables themselves. The smooth rotation of the pulleys prevents the cables from rubbing against other components or becoming entangled, extending their lifespan.
7. Noise Reduction:
Well-maintained and properly functioning garage door pulleys contribute to noise reduction during door operation. The smooth movement and reduced friction provided by the pulleys minimize squeaking, grinding, or other unwanted noises that can occur when opening or closing the garage door.
8. Safety:
Garage door pulleys are an essential safety component in the overall garage door system. Properly functioning pulleys ensure that the lifting cables remain secure and properly aligned, reducing the risk of cable slippage or detachment that could lead to garage door malfunctions or accidents.
In summary, a garage door pulley is a wheel-like component that supports and guides the lifting cables in a garage door system. It plays a vital role in cable support, cable direction, cable tension, smooth operation, wear and tear reduction, noise reduction, and safety. Proper maintenance and regular inspection of the garage door pulleys are important for ensuring the efficient and safe operation of the garage door system.
editor by CX
2023-09-29