CSM Rubber vs. FKM Rubber
Both CSM rubber and FKM rubber are thermoset elastomers (rubber).
For each property being compared, the top bar is CSM rubber and the bottom bar is FKM rubber.
Metric UnitsUS Customary Units
Material Properties
| Density, g/cm3 | 1.2 | |
| 1.8 |
| Elongation at Break, % | 400 | |
| 300 |
| Glass Transition Temperature, °C | 0 | |
| -20 |
| Limiting Oxygen Index (LOI), % | 25 | |
| 51 |
| Maximum Temperature: Mechanical, °C | 120 | |
| 220 |
| Strength to Weight: Axial, points | 2.1 | |
| 1.1 |
| Strength to Weight: Bending, points | 8.0 | |
| 4.7 |
| Tensile Strength: Ultimate (UTS), MPa | 9.0 | |
| 7.5 |