Silicone Plastic vs. PSU
Silicone plastic belongs to the thermoset plastics classification, while PSU belongs to the thermoplastics. There are 6 material properties with values for both materials. Properties with values for just one material (18, in this case) are not shown.
For each property being compared, the top bar is silicone plastic and the bottom bar is PSU.
Metric UnitsUS Customary Units
Material Properties
| Density, g/cm3 | 1.9 | |
| 1.2 to 1.6 |
| Specific Heat Capacity, J/kg-K | 850 | |
| 910 to 1000 |
| Strength to Weight: Axial, points | 5.5 | |
| 16 to 25 |
| Strength to Weight: Bending, points | 13 | |
| 30 to 40 |
| Tensile Strength: Ultimate (UTS), MPa | 38 | |
| 70 to 140 |
| Thermal Expansion, µm/m-K | 35 | |
| 25 to 57 |