PSU (Polysulfone) vs PTFE (Teflon) Unfilled
Property comparison of PSU (Polysulfone) and PTFE (Teflon) Unfilled, both polymer.
| Property | PSU (Polysulfone) | PTFE (Teflon) Unfilled | Difference |
|---|---|---|---|
| Tensile strength | 70 MPa | 25 MPa | -64% |
| Elongation | 75 % | 350 % | +367% |
| Elastic modulus | 2,700 MPa | 550 MPa | -80% |
| Poisson ratio | 0.38 | 0.46 | +21% |
| Density | 1,240 kg/m³ | 2,200 kg/m³ | +77% |
| Thermal conductivity | 0.26 W/m·K | 0.25 W/m·K | -4% |
| Specific heat | 1,300 J/kg·K | 1,050 J/kg·K | -19% |
| Coefficient of thermal expansion | 0.000056 1/K | 0.000135 1/K | +141% |
Difference is PTFE (Teflon) Unfilled 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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