SBR (Styrene-Butadiene Rubber vulcanized) vs TPE/TPV Thermoplastic Vulcanizate (EPDM/PP Santoprene type)
Property comparison of SBR (Styrene-Butadiene Rubber vulcanized) and TPE/TPV Thermoplastic Vulcanizate (EPDM/PP Santoprene type), both rubber elastomer.
| Property | SBR (Styrene-Butadiene Rubber vulcanized) | TPE/TPV Thermoplastic Vulcanizate (EPDM/PP Santoprene type) | Difference |
|---|---|---|---|
| Tensile strength | 15 MPa | 11 MPa | -27% |
| Elongation | 450 % | 500 % | +11% |
| Poisson ratio | 0.5 | 0.49 | -2% |
| Density | 1,150 kg/m³ | 970 kg/m³ | -16% |
| Thermal conductivity | 0.22 W/m·K | 0.22 W/m·K | 0% |
| Specific heat | 1,900 J/kg·K | 1,900 J/kg·K | 0% |
| 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 SBR (Styrene-Butadiene Rubber 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 D1418
- standard
- ASTM D1418
What else is in Engineering Database
AI built for engineering. Searches the engineering database, performs calculations, gives source-backed engineering insights.
Get started for free ↗Reference Data375 engineering tablesMaterial properties, pipe and shape dimensions, code tables, and electrical ratings across mechanical, civil, chemical, electrical, materials, and manufacturing engineering.
Browse dataCalculatorsDeterministic engineering calculatorsSizing, checking, and conversion tools that run against the reference tables. Inputs are code-compliant, outputs are traceable to the source standard.
Browse calculators