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High-Performance Polyurethane Prepolymer for PU Wheels, Rods & Rollers

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High-Performance Polyurethane Prepolymer for PU Wheels, Rods & Rollers

Appearance : White solid

Place of Origin : China

Price : To be negotiated

Brand Name : EXCEEDCHEM

Supply Ability : 1000mt/month

Delivery Time : Two weeks

Hardness/ shore A : 95±2

Shelf life : 6 months

Model Number : E3695

Payment Terms : L/C,T/T

Packing : 20kg/drum, 200kg/drum

Ratio (Prepolymer/moca ) : 100/18

NCO Content (%) : 4.6±0.2

Certification : ISO9001:2008

MOQ : 1mt

Packaging Details : 20kg/drum

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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
ParameterValue
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
ParameterValue
Ratio (Prepolymer/MOCA)100/18
Mix temperature/℃ (Prepolymer/MOCA)80/120
Gel time/min6
Postcure (120℃)/h10
Physical Properties
PropertyValue
Hardness/ shore A95±2
Tensile Strength/ MPa48
100% Modulus/MPa12.8
300% Modulus/MPa36.3
Elongation at break/%350
Tear strength (without nick) / kN/m110
Rebound/%41
DIN Abrasion/mm³20
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.

Product Tags:

polyurethane prepolymer for PU wheels

      

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