Neoprene (CR polychloroprene vulcanized) vs TPE/TPV Thermoplastic Vulcanizate (EPDM/PP Santoprene type)
Property comparison of Neoprene (CR polychloroprene vulcanized) and TPE/TPV Thermoplastic Vulcanizate (EPDM/PP Santoprene type), both rubber elastomer.
| Property | Neoprene (CR polychloroprene vulcanized) | TPE/TPV Thermoplastic Vulcanizate (EPDM/PP Santoprene type) | Difference |
|---|---|---|---|
| Tensile strength | 15 MPa | 11 MPa | -27% |
| Elongation | 400 % | 500 % | +25% |
| Poisson ratio | 0.5 | 0.49 | -2% |
| Density | 1,250 kg/m³ | 970 kg/m³ | -22% |
| Thermal conductivity | 0.19 W/m·K | 0.22 W/m·K | +16% |
| Specific heat | 2,100 J/kg·K | 1,900 J/kg·K | -10% |
| Coefficient of thermal expansion | 0.00019 1/K | 0.00017 1/K | -11% |
Difference is TPE/TPV Thermoplastic Vulcanizate (EPDM/PP Santoprene type) relative to Neoprene (CR polychloroprene 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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