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Tefzel® ETFE (Ethylene TetrafluoroEthylene)
Extended Properties
| General |
|
Test Method |
Units |
|
|
| Water Absorption |
24 hr. |
ASTM D570 |
% |
0.007 |
| Weather and Chemical Resistance |
|
- |
- |
Excellent |
| Limiting Oxygen Index |
|
ASTM D2863 |
% |
30-32 |
| Bulk Density |
|
DuPont |
g/L |
1,300 |
| Flame Rating |
|
UL 94 |
- |
V-0 |
| |
|
|
|
|
| Mechanical |
|
Test Method |
Units |
|
|
| Tensile Strength |
23°C (73°F) |
ASTM D638 |
MPa(psi) |
40(6,000) |
| Specific Gravity |
|
ASTM D792 |
- |
1.7 |
| Ultimate Elongation |
23°C (73°F) |
ASTM D638 |
% |
300 |
| Flexural Modulus |
23°C (73°F) |
ASTM D790 |
MPa(psi) |
1,000(145,000) |
| Impact Strength |
23°C(73°F) |
ASTM D256 |
J/m(ft-lb/in) |
No Break |
| Compressive Strength |
|
ASTM D695 |
MPa(psi) |
38(5,500) |
| Linear Coefficient of Expansion |
0-100°C
32-212 °F |
ASTM D696
ASTM D696 |
mm/mm/°C
in/in/°F |
12.6 x 10-5
7.0 x 10-5 |
| |
|
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|
|
| Thermal |
|
Test Method |
Units |
|
|
| Nominal Melting Point |
|
ASTM D3418 |
°C (°F) |
255-280(491-536) |
| Flow Rate |
|
ASTM D3159 |
g/10 min |
11 |
| Upper Service Temperature |
|
UL746 |
°C (°F) |
155(311) |
| |
|
|
|
|
| Electrical |
|
Test Method |
Units |
|
|
| Dielectric Strength |
0.25 mm (0.010 in) |
ASTM D149 |
kV/mm (V/0.001mil) |
70(1,800) |
| Dielectric Constant |
1 MHz, 23°C(73°F) |
ASTM D1531 |
- |
2.5-2.6 |
| Dissipation Factor |
1 MHz, 23°C(73°F) |
ASTM D1531 |
- |
0.0054 |
| Volume Resistivity |
|
ASTM D257 |
Tohm-m (ohm-cm) |
1x103 (1x1017) |
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