| Typical
Physical Properties |
| General |
| Specific Gravity |
1.2 |
-- |
ASTM D-792 |
| Water Absorbtion |
0.15 |
% |
ASTM D-570 |
| Optical |
| Transmittance .125" |
85 |
% |
ASTM D-1003 |
| Haze .125" |
1.0 |
% |
ASTM D-1003 |
| D Yellowness
Index (3 yrs) |
<2 |
-- |
ASTM D-1925 |
| Abrasion Resistance |
|
|
|
| Taber Resistance, 100 cycles |
0.8 |
-1.5 |
ASTM D-1044 |
| Thermal |
| Deflection Temperature. 264 psi |
270 |
°F |
ASTM D-648 |
| Deflection Temperature 66 psi |
280 |
°F |
ASTM D-648 |
| Coefficient of Thermal Expansion |
3.75 x 10-5 |
in/in/°F |
ASTM D-696 |
| Smoke Density .125" |
62.8 |
-- |
ASTM D-2843 |
Coefficient of Thermal
Conductivity |
1.35 |
BTU/hr/ft2/°F |
ASTM C-177 |
| Shading Coefficient Clear |
1.02 |
-- |
ASHRAE |
Shading Coefficient
Gray/Bronze |
.70 |
-- |
ASHRAE |
| Mechanical |
| Tensile Strength Yield .125" |
9,000 |
psi |
ASTM D-638 |
| Tensile Strength Ultimate |
9,500 |
psi |
ASTM D-638 |
| Tensile Modulus |
340,000 |
psi |
ASTM D-638 |
| Compressive Strength |
12,500 |
psi |
ASTM D-695 |
| Flexural Strength at 5% Strain |
13,500 |
psi |
ASTM D-790 |
| Flexural Modulus .125" |
345,000 |
psi |
ASTM D-790 |
| Izod Impact Notched .125" |
12-16 |
ft. lb/in of notch |
ASTM D-256 |
| Drop Ball Impact .125" |
>200 |
ft. lbs |
S.P. Test |
| Gardner Impact 1/2" Diameter Dart
.125" |
>320@1/8" |
in. lbs |
ASTM D-3029 |
| Flammability |
| Horizontal Burn, AEB |
<1 |
in |
ASTM D-635 |
| Horizontal Burn, ATB |
<1 |
min |
ASTM D-635 |
| Ignition Temperature Self |
1070 |
°F |
ASTM D-1929 |
| Ignition Temperature Flash |
870 |
°F |
ASTM D-1929 |
