Nitrile Rubber (NBR 33% ACN vulcanized) vs SBR (Styrene-Butadiene Rubber vulcanized)
Property comparison of Nitrile Rubber (NBR 33% ACN vulcanized) and SBR (Styrene-Butadiene Rubber vulcanized), both rubber elastomer.
| Property | Nitrile Rubber (NBR 33% ACN vulcanized) | SBR (Styrene-Butadiene Rubber vulcanized) | Difference |
|---|---|---|---|
| Tensile strength | 15 MPa | 15 MPa | 0% |
| Elongation | 450 % | 450 % | 0% |
| Poisson ratio | 0.5 | 0.5 | 0% |
| Density | 1,000 kg/m³ | 1,150 kg/m³ | +15% |
| Thermal conductivity | 0.24 W/m·K | 0.22 W/m·K | -8% |
| Specific heat | 1,800 J/kg·K | 1,900 J/kg·K | +6% |
| Coefficient of thermal expansion | 0.00019 1/K | 0.00019 1/K | 0% |
Difference is SBR (Styrene-Butadiene Rubber vulcanized) relative to Nitrile Rubber (NBR 33% ACN 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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