EPDM (ethylene propylene diene vulcanized) vs Fluorosilicone Rubber (FVMQ vulcanized)
Property comparison of EPDM (ethylene propylene diene vulcanized) and Fluorosilicone Rubber (FVMQ vulcanized), both rubber elastomer.
| Property | EPDM (ethylene propylene diene vulcanized) | Fluorosilicone Rubber (FVMQ vulcanized) | Difference |
|---|---|---|---|
| Tensile strength | 14 MPa | 9 MPa | -36% |
| Elongation | 400 % | 250 % | -38% |
| Poisson ratio | 0.5 | 0.5 | 0% |
| Density | 1,150 kg/m³ | 1,430 kg/m³ | +24% |
| Thermal conductivity | 0.25 W/m·K | 0.23 W/m·K | -8% |
| Specific heat | 1,900 J/kg·K | 1,200 J/kg·K | -37% |
| Coefficient of thermal expansion | 0.00017 1/K | 0.00022 1/K | +29% |
Difference is Fluorosilicone Rubber (FVMQ vulcanized) relative to EPDM (ethylene propylene diene vulcanized). 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 D1418
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