PSU (Polysulfone) vs PVDF (Polyvinylidene Fluoride)
Property comparison of PSU (Polysulfone) and PVDF (Polyvinylidene Fluoride), both polymer.
| Property | PSU (Polysulfone) | PVDF (Polyvinylidene Fluoride) | Difference |
|---|---|---|---|
| Tensile strength | 70 MPa | 50 MPa | -29% |
| Elongation | 75 % | 50 % | -33% |
| Elastic modulus | 2,700 MPa | 2,000 MPa | -26% |
| Poisson ratio | 0.38 | 0.35 | -8% |
| Density | 1,240 kg/m³ | 1,780 kg/m³ | +44% |
| Thermal conductivity | 0.26 W/m·K | 0.17 W/m·K | -35% |
| Specific heat | 1,300 J/kg·K | 1,200 J/kg·K | -8% |
| Coefficient of thermal expansion | 0.000056 1/K | 0.00012 1/K | +114% |
Difference is PVDF (Polyvinylidene Fluoride) relative to PSU (Polysulfone). Values are taken from the representative row of each material; both materials may have multiple heat treatments or conditions on their individual pages.
Identification
- standard
- ASTM
- standard
- ASTM
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