PTFE PROPERTIES
| Mechanical | Value | Test Method |
|---|---|---|
| Density | 2.156 - 2.18 g/cm3 | As per DN 53479 |
| Tensile Strength | ≥ 26 N/mm2 | As per DN 53455 |
| Elongation at Break | ≥ 275% | As per DN 53455 |
| Hardness | 55-60 Shore'D | As per DN 53516 |
| Thermal | Value | Test Method |
| Melting Point | 320 - 340° C | As per ISO 12086 |
| Temperature Strength | -200 to 260° C | |
| Coefficient of Linear Expansion | 20° C - 100° C 16 x 10 K-1 20° C - 200° C 19.5 x 10 K-1 20° C - 300° C 25 x 10 K-1 |
As per DIN 53328 |
| Softening Point | 110° C | As per DIN 53640 |
| Conductivity | 0.25 W / mk | As per DIN 52612 |
| Flammability | Non Flammable | |
| Specific Heat at 0° C | 0.96 kj / kg x k | |
| Specific Heat at 50° C | 1.05 kj / kg x k | |
| Electrical | Value | Test Method |
| Dimensional Strength(film 0.2 mm Thick) | 40 - 80 kv / mm | As per VDE 0303 part 2 |
| Dielectric Constant From 50 - 107 Hz | 2.1 | As per DIN 5348 |
| Volume Resistivity | 1018 ? x cm | As per DIN 53482 |
| Surface Resistivity | ≥ 10 17? | As per DIN 53482 |
| Arc Resistance | L 4 Degree | As per VDE 0303 part 5 |
| Others | Value | Test Method |
| Water Absorption | ≤ 0.01 % | As per DIN 53495 |
| Weather Resistance | Excellent | |
| Chemical Resistance | Excellent | |
| Coefficient of Permeability | 2 -8 x 10-7 cm 3.cm/cm.sec.bar | |
| FDA Compliant | Yes | 21 CFR 177155 |
| UL Listed | Yes | File 54681 QMFZ2 |
