GENERAL DESCRIPTION: HTP-402 is an unfilled, medium viscosity general purpose polyester resin, that offers high heat distortion and demonstrates excellent resistance to acids, and alkalies. HTP-402 has exceptional wetting properties for hand lay-ups and R.T.M.
| Ratio by Weight | 100 pbw to 1/4%-2% pbw |
| Viscosity | 300-500 cps |
| Gel Time | 10-25 minutes |
| Shore "D" | 92 |
| Heat Distortion | 225ºF |
| Tensile Strength | 16,700 psi |
| Flexural Strength | 24,400 psi |
| Compressive Strength | 12,700 psi |
| Density | 9.0 |
| Specific Gravity | 1.08 |
| Shelf Life | 3 months |