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%.

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.
