PU Belts
PU Belts
PU belts (polyurethane belts) are widely used in industrial systems for power transmission and material handling. Known for their durability, flexibility, and wear resistance, PU belts provide reliable performance in a wide range of applications.
Compared to traditional rubber belts, polyurethane belts offer longer service life, better abrasion resistance, and improved chemical stability, making them ideal for modern automation and conveyor systems.
Key Features
Excellent Wear Resistance: Suitable for continuous operation and high-friction environments.
High Flexibility: Easily adapts to different pulley systems and layouts.
Oil and Chemical Resistance: Performs well in industrial environments.
Smooth and Stable Operation: Ensures consistent power transmission.
Easy Installation: Certain types can be welded or joined quickly.
Long Service Life: Reduces maintenance and replacement frequency.
Types of PU Belts
Round PU Belts: Used for light-duty power transmission and conveyor systems.
👉 Easy to install with hot welding.
Flat PU Belts: Suitable for conveying and transport applications.
👉 Provides stable surface contact.
Reinforced PU Belts: Designed for higher load capacity.
👉 Enhanced strength and durability.
Food-Grade PU Belts: Safe for food processing environments.
👉 Meets hygiene requirements.
Technical Specifications
| Item | Specification |
|---|---|
| Material | Polyurethane (PU) |
| Belt Type | Round / Flat / Custom |
| Diameter / Width | Custom |
| Length | Custom |
| Hardness | 85 – 98 Shore A |
| Color | Green, Transparent, Orange, Custom |
| Temperature Range | -30°C to 80°C |
Applications
PU belts are widely used in:
- Conveyor systems
- Packaging machinery
- Food processing equipment
- Textile machinery
- Printing and paper industry
- Automation systems
They ensure efficient and reliable motion and material handling.
PU Belts vs Rubber Belts
| Feature | PU Belts | Rubber Belts |
|---|---|---|
| Wear Resistance | Excellent | Good |
| Flexibility | Excellent | Moderate |
| Cleanliness | High | Moderate |
| Service Life | Long | Medium |
| Chemical Resistance | Good | Moderate |
PU belts are ideal for modern, clean, and high-efficiency systems.
Custom PU Belt Solutions
We provide custom polyurethane belts tailored to your needs:
- Custom diameters, widths, and lengths
- Weldable round belts
- Reinforced belt options
- Food-grade materials
- OEM production based on specifications
FAQ
What are PU belts used for?
They are used for power transmission and material conveying in industrial systems.
Are PU belts better than rubber belts?
They offer better wear resistance and longer service life.
Can PU belts be customized?
Yes, they can be produced in various sizes and types.
Are PU belts easy to install?
Some types, especially round belts, can be easily welded and installed.
Looking for reliable and durable belt solutions?
Contact pengde2@pengde-pu.com today for custom PU belts designed for your application.









