PTFE Datasheet:
| Properties | Method | Unit | Typical Values (from-to) |
|---|---|---|---|
| Impact strength (Izod) plus 57°C | ASTM D256 | J/cm | 1,10 |
| Impact strength (Izod) plus 23°C | ASTM D256 | J/cm | 1,60 |
| Impact strength (Izod) plus 77°C | ASTM D256 | J/cm | 3,30 |
| Temperature of distortion 0,46 N/mm2 | ASTM D648 | °C | plus 130 - plus 140 |
| Temperature of distortion 1,85 N/mm2 | ASTM D648 | °C | plus 50 - plus 60 |
| Flammability ATB | ASTM D635 | sec | <5,00 |
| Flammability AEB | ASTM D635 | sec | <5,00 |
| Specific heat 0°C | - | KJ/kg.K | 0,96 |
| Specific heat plus 50°C | - | KJ/kg.K | 1,05 |
| Volume resistivity | ASTM D257 | Ohm/cm | 10-17 |
| Surface resistivity | ASTM D257 | Ohm | 10-15 |
| Friction coefficient - static | ASTM D3028 (2) | - | 0,09 |
| Friction coefficient - dynamic | ASTM D3028 (2) | - | 0,05 |
| Hardness | ASTM D2240 | (shoreD) | 50 - 60 |
| Arc-resistance | ASTM D495 | sec | OK (4) |
| Water absorption | ASTM D570 | % | <0,01 |
| Dielectric strength (short-time air thickness 0,5mm) | ASTM D149 | kV/mm | 55 |
| Dielectric constant | ASTM D150 | - | 2,10 |
| Dissipation factor | ASTM D150 | - | <0,0002 |
| Specific gravity | ASTM D792 | - | 2,14 - 2,20 |
| Tensile strength | ASTM D1457 | N/mm2 | 20 - 35 |
| Increase in volume from room temperature to molten state (plus 340°C) | - | % | 27 - 28 |
| Thermal conductivity | ASTM D2214 | W/mK | 0,20 |
| Coefficient of thermal expansion from plus 25 to plus 100°C | ASTM E831 | °C-1 | 16 x 1-5 |
| Flexural strength 0,7 N/mm2 | ASTM D790 | N/mm2 | no break |
| Elongation at break | ASTM D1457 | % | 210 - 400 |
| PTFE - steel oil lubricated | - | - | 0,02 - 0,06 |
| Working temperature range | - | °C | -200 - +260 |
| Compressive strength 1% deformation | ASTM D695 | N/mm2 | 4,00 - 4,50 |
| Deformation under load 14 N/mm2 for 24hrs | ASTM D621(1) | % | 10 - 15 |
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