Home > Heat Shrink > High Temperature Heat Shrink Tubing > PTFE Heat Shrinkable Tubing > PTFE 2:1 and 4:1 Specifications
| PROPERTY |
ASTM |
TYPICAL VALUE |
| Tensile Strength |
D638 |
2500 psi (17,3 Mpa) 2 inches/mn |
| Specific Gravity |
D792 |
2.2 |
| Elongation |
D2671 |
200%, 2 inches/mn |
| Longitudinal Change |
. |
20% |
| Water Absorption |
D570 |
<0.01 % |
| Fungus Resistance |
. |
No growth |
| Corrosion |
. |
Non corrosive |
| Fluid resistance |
. |
No change |
Dielectric Strength
Volts/mil (Kv/mm)
Minimum |
D2671 |
800 (31,1) |
| Volume Resistivity |
D876 |
>1018 ohm-cm |
| Voltage Withstand |
. |
Pass (350° ± 4° C, 662° ± 7.2° F), 5 mn |
| Continuous Service Temperature |
. |
-88° F (-67° C) to +482° F (+250°C) |
| Storage Temperature |
. |
18° to 35° C(65° to 95° F) for 4 years |
| Melting Point |
. |
+635 to +650° F |
| Heat Shock |
. |
No cracks, flowing or dripping (400° ± 5° C, 752° ± 9° F) |
| Restricted Shrinkage |
. |
Pass (350° ± 4° C, 662° ± 7.2° F), 5 mn |
| Low Temperature Flexibility |
. |
No cracking (-65° ± 2° C, -85° ± 4° F) |
| Flammability |
. |
Non flammable |
| Flammability Rating |
UL 94 |
V0 |
|
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