PTFE
| Features | Norm | Einheit | PTFE virg. | PTFE 1 | PTFE 2 | PTFE 05 glas |
|---|---|---|---|---|---|---|
| Color | weiß | grey | bronze | cream | ||
| Hardness | DIN 53 505 | Shore D | 57 | >=60 | 64 | |
| Density | DIN 53479 | g/cm³ | 2,17 | >=2,25 | 3,00 | 2,24 |
| Ultimate tensile strength | DIN 53 455 | N/mm² | 27 | >=18 | 22 | 20,5 |
| Ultimate elongation | DIN 53 455 | % | 300 | >=200 | 280 | 304 |
| Linear thermal expansion- coefficient | DIN 53 328 | K-1 | 16x10-5 | 11x10-5 | 6x10-5 | |
| Thermal- conductivity | W/m.K | 0,23 | 0,48 | - | ||
| Sliding friction- coefficient | 0,08 | |||||
| E-Modul tensile test | DIN 53457 | N/mm² | 750 | |||
| Min. operating- temperature | °C | -200 | -200 | -200 | ||
| Max. operating- temperature short-term | °C | +260 | +260 | +260 | ||
| Ball hardness | N/mm² | 30,9 |