FEP (Fluorinated Ethylene Propylene Teflon FEP) vs Nylon 66 (PA66) Unfilled
Property comparison of FEP (Fluorinated Ethylene Propylene Teflon FEP) and Nylon 66 (PA66) Unfilled, both polymer.
| Property | FEP (Fluorinated Ethylene Propylene Teflon FEP) | Nylon 66 (PA66) Unfilled | Difference |
|---|---|---|---|
| Tensile strength | 20 MPa | 85 MPa | +325% |
| Elongation | 300 % | 20 % | -93% |
| Poisson ratio | 0.48 | 0.4 | -17% |
| Density | 2,150 kg/m³ | 1,140 kg/m³ | -47% |
| Thermal conductivity | 0.25 W/m·K | 0.23 W/m·K | -8% |
| Specific heat | 1,050 J/kg·K | 1,670 J/kg·K | +59% |
| Coefficient of thermal expansion | 0.000135 1/K | 0.00008 1/K | -41% |
Difference is Nylon 66 (PA66) Unfilled relative to FEP (Fluorinated Ethylene Propylene Teflon FEP). 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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