PPO vs. UP
PPO belongs to the thermoplastics classification, while UP belongs to the thermoset plastics. There are 9 material properties with values for both materials. Properties with values for just one material (16, in this case) are not shown.
For each property being compared, the top bar is PPO and the bottom bar is UP.
Metric UnitsUS Customary Units
Material Properties
| Density, g/cm3 | 1.1 to 1.4 | |
| 2.0 |
| Dielectric Constant (Relative Permittivity) At 1 Hz | 2.7 to 3.2 | |
| 6.0 |
| Elongation at Break, % | 3.5 to 28 | |
| 1.0 |
| Limiting Oxygen Index (LOI), % | 32 | |
| 20 |
| Specific Heat Capacity, J/kg-K | 1020 to 1250 | |
| 1200 |
| Strength to Weight: Axial, points | 16 to 27 | |
| 4.2 |
| Strength to Weight: Bending, points | 33 to 42 | |
| 11 |
| Tensile Strength: Ultimate (UTS), MPa | 63 to 140 | |
| 30 |
| Thermal Expansion, µm/m-K | 25 to 60 | |
| 3.0 |