GENERAL DESCRIPTION: HTP-144 is a rigid, filled medium viscosity, high molecular weight polyester resin offering high heat distortion and good abrasion resistance. This material has very good flow, and wet out properties and demonstrates excellent resistance to acids, and alkalies. HTP-144 is used for R.T.M. and hand lay-ups.
| Ratio by Weight | 100 pbw to 1/4%-2% pbw |
| Viscosity | 800-1000 cps |
| Gel Time | 10-25 minutes |
| Peak Exotherm Temperature | 450-470ºF |
| Barcol Hardness | 38 |
| Shore "D" | 92 |
| Heat Distortion | 225ºF |
| Tensile Strength | 16,500 psi |
| Flexural Strength | 23,200 psi |
| Compressive Strength | 12,700 |
| Density | 11.0 |
| Specific Gravity | 1.33 |
| Shelf Life | 3 months |