Property |
Test Method |
Units |
Value |
Physical Properties |
|||
| Specific Gravity | ASTM D792 |
— |
1.20 |
| Refractive Index @ 77° F | ASTM D542A |
— |
1.586 |
| Light Transmission (Average), 1/8" disk | ASTM D1003 |
% |
88 |
| Rockwell Hardness | ASTM D785 |
— |
M70 |
| Water Absorption, Equilibrium, 24 hours @ 73° F - 212° F | ASTM D570 |
% |
0.15 - 35.58 |
| Mechanical Properties | |||
| Tensile Strength @ Yield Ultimate | ASTM D638 |
psi |
9,0009,500 |
| Tensile Modulus | ASTM D638 |
psi |
345,000 |
| Flexural Strength | ASTM D790 |
psi |
13,500 |
| Flexural Modulus | ASTM D790 |
psi |
345,000 |
| Flexural Endurance @ 1,800 cycles/min, 73°F, 50% RH | ASTM D671 |
psi |
1,000 |
| Compressive Strength | ASTM D695 |
psi |
12,500 |
| Compressive Modulus | ASTM D695 |
psi |
345,000 |
| Elongation | ASTM D638 |
% |
110 |
| Poisson’s Ratio | — |
— |
0.37 |
| Izod Impact Strength Notched @ 1/8” Unnotched @ 1/8” | ASTM D256A |
ft-lbs/in |
12 - 1660 (no failure) |
| Tensile Impact Strength, S-Type Specimen | ASTM 1822 |
ft-lbs/in² |
225 - 300 |
| Shear Strength @ Yield Ultimate | ASTM D732 |
psi |
6,00010,000 |
| Shear Modulus | ASTM D732 |
psi |
114,000 |
| Deformation Under Load @ 4,000 psi @ 73° F - 158°F |
ASTM D621 |
% |
0.2 - 0.3 |
| Thermal Proerties | |||
| Coefficient of Thermal Expansion | ASTM D696 |
in/in/°F |
3.75 x 10-5 |
| Coefficient of Thermal Conductivity | ASTM C177 |
Btu.in/hr.ft².°F |
1.35 |
| Specific Heat @40°C | — |
cal/gm/°C |
0.30 |
| Heat Deflection Temperature @264 psi @ 66 psi | ASTM D648 |
°F |
270280 |
| Brittle Temperature | ASTM D746 |
°F |
-211 |
| Flammability Properties | |||
| Horizontal Burn (Flame Spread) AEB | ASTM D635 |
in |
<1 |