PTFE vs. PPS
Both PTFE and PPS are thermoplastics. There are 10 material properties with values for both materials. Properties with values for just one material (13, in this case) are not shown.
For each property being compared, the top bar is PTFE and the bottom bar is PPS.
Metric UnitsUS Customary Units
Material Properties
| Compressive (Crushing) Strength, MPa | 6.9 to 24 | |
| 95 to 160 |
| Density, g/cm3 | 2.1 to 2.3 | |
| 1.3 to 1.7 |
| Elongation at Break, % | 75 to 300 | |
| 2.5 to 11 |
| Flexural Modulus, GPa | 0.4 to 1.3 | |
| 13 to 17 |
| Flexural Strength, MPa | 13 to 50 | |
| 120 to 190 |
| Heat Deflection Temperature At 1.82 MPa (264 psi), °C | 66 to 70 | |
| 130 to 260 |
| Strength to Weight: Axial, points | 1.7 to 3.2 | |
| 16 to 37 |
| Strength to Weight: Bending, points | 5.7 to 8.7 | |
| 30 to 52 |
| Tensile Strength: Ultimate (UTS), MPa | 13 to 25 | |
| 75 to 190 |
| Thermal Expansion, µm/m-K | 110 to 120 | |
| 20 to 45 |