SAN vs. RPU
SAN belongs to the thermoplastics classification, while RPU belongs to the thermoset plastics. There are 7 material properties with values for both materials. Properties with values for just one material (14, in this case) are not shown.
For each property being compared, the top bar is SAN and the bottom bar is RPU.
Metric UnitsUS Customary Units
Material Properties
| Density, g/cm3 | 1.1 to 1.4 | |
| 1.2 |
| Elongation at Break, % | 2.5 | |
| 90 |
| Flexural Modulus, GPa | 3.8 to 13 | |
| 2.0 |
| Specific Heat Capacity, J/kg-K | 1070 to 1380 | |
| 1750 |
| Strength to Weight: Axial, points | 19 to 25 | |
| 14 |
| Strength to Weight: Bending, points | 36 to 40 | |
| 28 |
| Tensile Strength: Ultimate (UTS), MPa | 74 to 130 | |
| 60 |