PVF vs. PFA
Both PVF and PFA are thermoplastics. There are 12 material properties with values for both materials. Properties with values for just one material (15, in this case) are not shown.
For each property being compared, the top bar is PVF and the bottom bar is PFA.
Metric UnitsUS Customary Units
Mechanical Properties
| Tensile Strength: Ultimate (UTS), MPa | 65 | |
| 30 |
Thermal Properties
| Heat Deflection Temperature At 1.82 MPa (264 psi), °C | 90 | |
| 50 |
| Maximum Temperature: Mechanical, °C | 110 | |
| 260 |
| Melting Onset (Solidus), °C | 230 | |
| 300 |
| Specific Heat Capacity, J/kg-K | 1300 | |
| 1000 |
| Thermal Conductivity, W/m-K | 0.13 | |
| 0.25 |
| Thermal Expansion, µm/m-K | 100 | |
| 120 |
Otherwise Unclassified Properties
| Density, g/cm3 | 1.4 | |
| 2.2 |
| Limiting Oxygen Index (LOI), % | 23 | |
| 80 |
Common Calculations
| Strength to Weight: Axial, points | 13 | |
| 3.9 |
| Strength to Weight: Bending, points | 26 | |
| 10 |
| Thermal Diffusivity, mm2/s | 0.071 | |
| 0.12 |