| ASTM or UL TEST |
PROPERTY |
Unfilled |
| Physical |
| D792 |
Density (lb/in³) |
0.033 |
| N/A |
(g/cm³) |
0.905 |
| D570 |
Water Absorption, 24 hrs (%) |
< 0.01 |
| Mechanical |
| D638 |
Tensile Strength (psi) |
4,800 |
| D638 |
Tensile Modulus (psi) |
195,000 |
| D638 |
Tensile Elongation at Break
(%) |
12 |
| D790 |
Flexural Strength (psi) |
7,000 |
| D790 |
Flexural Modulus (psi) |
180,000 |
| D695 |
Compressive Strength (psi) |
7,000 |
| D695 |
Compressive Modulus (psi) |
|
| D785 |
Hardness, Shore D |
92 |
| D256 |
IZOD Notched Impact
(ft-lb/in) |
1.9 |
| Thermal |
| D696 |
Coefficient of Linear Thermal
Expansion (x 10^-5 in/in/˚F) |
6.2 |
| D648 |
Heat Deflection Temp (˚F/˚C) at 264 psi |
125/ 52 |
| D3418 |
Melting Temp (˚F/˚C) |
327/ 164 |
| N/A |
Max Operating Temp (˚F/˚C) |
180/ 82 |
| Thermal Conductivity |
| C177 |
(BTU-in/ft²-hr-˚F) |
0.76-0.81 |
| N/A |
(x 10^-4 cal/cm-sec-˚C) |
2.6-2.8 |
| UL94 |
Flammability |
HB |
| Electrical |
| D149 |
Dielectric Strength (V/mil) short
time, 1/8" thick |
500-600 |
| D150 |
Dielectric Constant at 1 MHz |
2.25 |
| D150 |
Dissipation Factor at 1 MHz |
0.0005-0.0018 |
| D257 |
Volume Resistivity (ohm-cm) at 50%
RH |
8.5 x 10^14 |
| D495 |
Arc Resistance (sec) |
160 |