High-Performance Polyurethane Prepolymer for PU Wheels, Rods & Rollers
Price:
To be negotiated
MOQ:
1mt
Delivery Time:
Two weeks
Brand:
EXCEEDCHEM
Product Description
High-Performance Polyurethane Prepolymer for PU Wheels, Rods & Rollers
This TDI-terminated PTMG prepolymer features low viscosity, allowing processing at reduced temperatures for enhanced heat stability. It delivers exceptional performance for demanding industrial applications.
Applications
Ideal for manufacturing PU rods, castor wheels, PU pads, PU sheets, rubber rollers, sieve plates, and various industrial components.
Product Specifications
| Parameter | Value |
|---|---|
| NCO Content (%) | 6.2±0.2 |
| Density (24℃)/(g/cm³) | 1.13 |
| Viscosity at 85℃ (Mpa.s) | 480 |
| Appearance at 25℃ | White solid |
Processing Parameters
| Parameter | Value |
|---|---|
| Ratio (Prepolymer/MOCA) | 100/18 |
| Mix temperature/℃ (Prepolymer/MOCA) | 80/120 |
| Gel time/min | 6 |
| Postcure (120℃)/h | 10 |
Physical Properties
| Property | Value |
|---|---|
| Hardness/ shore A | 95±2 |
| Tensile Strength/ MPa | 48 |
| 100% Modulus/MPa | 12.8 |
| 300% Modulus/MPa | 36.3 |
| Elongation at break/% | 350 |
| Tear strength (without nick) / kN/m | 110 |
| Rebound/% | 41 |
| DIN Abrasion/mm³ | 20 |
Shelf Life
6 months in original packaging from production date under specified storage conditions.
Packaging
Available in 20kg or 200kg steel drums.
Safety Information
Use in well-ventilated areas. Wear protective gloves and clothing to prevent skin contact. Prolonged exposure may cause allergic reactions. Always wear approved safety glasses or goggles.
First Aid Measures
- Skin: Wash immediately with soap and water. Launder contaminated clothing before reuse. Seek medical attention if allergic reactions develop.
- Eyes: Flush immediately with water for 15 minutes and contact a physician.
- If Swallowed: Contact a physician immediately. Only induce vomiting or perform gastric suction if explicitly directed by medical professionals. Never give anything by mouth to an unconscious person.
Similar Products
Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.
Company
Qingdao Exceed Fine Chemicals Co.,Ltd
Location
Room 602, Building No. 9, Guoxin Haichuang Industrial Park, No. 50 Binhai Road, Jimo District, Qingdao, Shandong, China. 266000
Contact Person
Louis.liu