Isocyanate Hardener

FEICURE GB805B-100

Feicure GB805B-100 is a low-viscosity elastic hardener based on polyol and aliphatic isocyanate, offering high solids, excellent flexibility, strong mechanical performance, and good resistance to acid, alkali, and salt spray. When used with polyaspartic resin, it can deliver tensile strength above 18 MPa and elongation up to 400%.

26,000-ton annual capacity
3 production plants
200+ customers in 30+ countries
80+ patents

Typical Properties

Index Value
Appearance Transparent liquid
NCO Content 10.3–10.7%
Solid Content ≥98%
Viscosity (mPa·s/25℃) 1500–3000
Relative Density (25℃) 1.05

Applications

  • Used with polyaspartic resin to produce elastic waterproofing materials.
  • Improves the flexibility of PU coatings.
  • Suitable for formulating high-solids adhesives.
  • Applicable to a variety of elastic flooring and waterproofing coatings.

Packing & Storage Information

Packing

200 Kgs/Drum, 4 Drums/Pallet

Storage

This is flammable, requiring staying away from fire and being sealed in shades, dry, and airy rooms. The application temperature has to be above 10℃.

Why Choose Feiyang Protech

In-house R&D lab

Continuous innovation and quality assurance

3 production plants

Stable supply and global service

26,000-ton annual capacity

Strong capacity to support your growth

200+ Customers in 30+ Countries

Trusted by coating manufacturers worldwide

80+ patents

Continuous innovation backed by independent intellectual property

Get In Touch
With The Feiyang Protech Team

Feiyang Protech has an in-house R&D lab since 2004 with 40 engineers, providing custom formulas and technical support. The company operates three plants with 60,000 square meters of production area, serving over 200 firms in more than 30 countries. It offers factory-direct supply with economies of scale, a 26,000-ton capacity, and over 30 years of industry experience. Feiyang Protech also holds 84 invention patents, 17 industry standards, and ECOVADIS Silver certification.

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