Polyurethane Liner
Key Features
- Exceptional Abrasion Resistance: Polyurethane liners withstand high wear and friction, significantly extending equipment life.
- Impact Absorption: The elastomeric PU material absorbs shocks, reducing damage to both the liner and underlying equipment.
- Chemical and Oil Resistance: PU liners maintain performance even when exposed to industrial oils, chemicals, or moisture.
- Customizable Dimensions: Available in sheets, blocks, or pre-molded shapes to fit specific machinery or components.
- Long Service Life: Durable PU material reduces maintenance frequency and minimizes downtime.
Technical Specifications
| Item | Specification |
|---|---|
| Material | Polyurethane (PU) |
| Hardness | 60 – 95 Shore A |
| Thickness | 5 mm – 100 mm (customizable) |
| Sheet Size | Custom |
| Color | Yellow, Black, Red, Custom |
| Temperature Range | -30°C to 80°C |
| Form | Sheet, Block, Pre-Molded Liner |
Applications
Polyurethane liners are widely used in industries requiring heavy-duty abrasion and impact protection:
- Mining and mineral processing
- Cement and aggregate plants
- Bulk material handling
- Food processing and packaging
- Chemical and pharmaceutical industries
- Chutes, hoppers, bins, and conveyors
Advantages of Polyurethane Liners
| Feature | Polyurethane Liner | Steel Liner | Rubber Liner |
|---|---|---|---|
| Abrasion Resistance | Excellent | Moderate | Good |
| Impact Absorption | Excellent | Low | Good |
| Maintenance Frequency | Low | High | Medium |
| Chemical Resistance | Good | Moderate | Limited |
| Service Life | Long | Medium | Medium |
Custom Polyurethane Liner Solutions
We provide tailored polyurethane liners for industrial applications:
- Custom sheet and block sizes
- Various hardness and density levels
- Molded liners for chutes, hoppers, and bins
- Surface finish options for enhanced material flow
- Easy installation and replacement
Our PU liners are designed to maximize equipment efficiency while minimizing downtime and maintenance costs.
FAQ
What is a polyurethane liner?
A polyurethane liner is a protective layer applied to industrial machinery surfaces to reduce wear, abrasion, and impact damage.
Why choose polyurethane over steel or rubber liners?
Polyurethane offers superior abrasion resistance, elasticity, chemical resistance, and longer service life compared with steel or rubber.
Can polyurethane liners be customized?
Yes. They can be manufactured in sheets, blocks, or molded shapes to meet specific equipment dimensions and hardness requirements.
Which industries use polyurethane liners?
Mining, cement, bulk material handling, chemical processing, food processing, and packaging industries commonly use PU liners.









