1. Properties
Mould type polyester gelcoat. It gives good high hardness, good toughness, corrosion resistance, and weatherproofing. It is recommended for the manufacture of FRP moulds. It is suitable for hand lay-up or spraying.
2. Specification & Application
Specification |
82# |
Test Standard |
Viscosity 25°C cp |
2000 – 5000 |
GB7193.1-1987 |
Gel Time 25°C min |
10 – 30 |
GB7193.6-1987 |
Flexible Strength MPa |
110 |
GB/T2570-1995 |
Flexible Modulus GPa |
3.5 |
GB/T2570-1995 |
Tensile Strength MPa |
62 |
GB/T2568-1995 |
Tensile Modulus GPa |
3.0 |
GB/T2568-1995 |
Elongation % |
3.0 |
GB/T2568-1995 |
Impact Strength KJ/m² |
12 |
GB/T2571-1995 |
Barcol Hardness |
45 |
GB3854-83 |
HDT °C |
90 |
GB1634-1979 |
Application
- Cure-system: Cobalt type accelerator, MEKP
- Application:
- Temperature of workshop, raw materials, and mould should be above 15°C and relative humidity below 70%;
- Spraying or hand lay-up.
- Note:
- There are transparency, white, and other varied colors, referred to RAL color card.
- Colour gelcoat is promoted.
3. Package, Storage & Transportation
- PACKAGE: 20kg pails
- STORAGE: Maximum of 3 months under 25°C in shade