IR Rubber vs. PMP
IR rubber belongs to the thermoset elastomers (rubber) classification, while PMP belongs to the thermoplastics. There are 9 material properties with values for both materials. Properties with values for just one material (15, in this case) are not shown.
For each property being compared, the top bar is IR rubber and the bottom bar is PMP.
Metric UnitsUS Customary Units
Material Properties
| Density, g/cm3 | 1.0 | |
| 0.83 |
| Elongation at Break, % | 600 | |
| 30 |
| Glass Transition Temperature, °C | -70 | |
| 30 |
| Specific Heat Capacity, J/kg-K | 1550 | |
| 1750 |
| Strength to Weight: Axial, points | 5.6 | |
| 8.0 |
| Strength to Weight: Bending, points | 17 | |
| 22 |
| Tensile Strength: Ultimate (UTS), MPa | 19 | |
| 24 |
| Thermal Conductivity, W/m-K | 0.14 | |
| 0.17 |
| Thermal Diffusivity, mm2/s | 0.1 | |
| 0.12 |