TPU Thermoplastic Polyurethane (Ether 85A) vs UHMWPE (Ultra-High Molecular Weight Polyethylene)
Property comparison of TPU Thermoplastic Polyurethane (Ether 85A) and UHMWPE (Ultra-High Molecular Weight Polyethylene), both polymer.
| Property | TPU Thermoplastic Polyurethane (Ether 85A) | UHMWPE (Ultra-High Molecular Weight Polyethylene) | Difference |
|---|---|---|---|
| Tensile strength | 40 MPa | 40 MPa | 0% |
| Elongation | 500 % | 350 % | -30% |
| Poisson ratio | 0.49 | 0.46 | -6% |
| Density | 1,200 kg/m³ | 930 kg/m³ | -23% |
| Thermal conductivity | 0.23 W/m·K | 0.42 W/m·K | +83% |
| Specific heat | 1,800 J/kg·K | 1,840 J/kg·K | +2% |
| Coefficient of thermal expansion | 0.00017 1/K | 0.0002 1/K | +18% |
Difference is UHMWPE (Ultra-High Molecular Weight Polyethylene) relative to TPU Thermoplastic Polyurethane (Ether 85A). 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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