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doxu 660h fast dry high hardness curing agent-0

PU Yellowing Resistance Hardener

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DOXU-660H Fast Dry High Hardness Curing Agent

NCO%:10.5±0.5
Solid Content%:60.0±2.0
Viscosity (CPS, 25℃):250 ~ 600
Free TDI%:≤0.5

Fast drying, high hardness, strong scratch resistance and excellent yellowing resistance.

Fast Dry, In Stock, High Hardness, Automotive Refinish, Plastic Coatings

Technical Specifications

Parameter Value Unit
Fe-Co Color Number ≤1 -
Free TDI% ≤0.5 %
NCO% 10.5±0.5 %
Solid Content% 60.0±2.0 %
Viscosity (25℃) 250 ~ 600 CPS

Product Features

  • Fast drying speed for improved production efficiency
  • High hardness and scratch resistance
  • Excellent anti-yellowing properties
  • Good chemical resistance
  • Suitable for high-end coatings
  • Consistent quality and performance

Application Areas

Perfect for automotive repair paint, plastic paint, and high-grade yellowing resistant coatings. Provides fast drying, high hardness, and excellent resistance to yellowing for premium applications.

Packaging & Storage

Packaging

  • 20kg/barrel
  • 200kg/barrel
  • Custom packaging available

Storage

  • Store in cool, dry place
  • Avoid direct sunlight
  • Shelf life: 6 months

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