Table 1.
Compositions of the FKM samples 1–9.
| Components (PHR: parts per hundred of polymer) | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 |
| Tecnoflon VPL X 75545 (FKM) | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 |
| N-990 Black | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 |
| Austin Black 325 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 |
| Cabot carbon nanostructure (CNS) | 4.8 | 6.0 | 7.2 | 8.4 | 9.6 | 4.8 | 4.0 | 4.2 | 4.5 |
| TAIC DLC | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 |
| Varox DBPH-50 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 |
| Tensile strength, psi | 2149 | 2602 | 2859 | 2925 | 2962 | 1900 | 1847 | 1863 | 1935 |
| Elongation, % | 136 | 110 | 80 | 77 | 63 | 148 | 158 | 143 | 154 |
| Modulus @100%, psi | 1847 | 2538 | NA | NA | NA | 1556 | 1460 | 1522 | 1535 |
| Modulus @50%, psi | 1104 | 1662 | 2168 | 2378 | 2608 | 889 | 843 | 882 | 844 |
| Specific Gravity | 1.8 | 1.8 | 1.8 | 1.8 | 1.8 | 1.8 | 1.8 | 1.8 | 1.8 |
| Hardness, type A, pts | 75.8 | 79.4 | 83.2 | 85.2 | 85.4 | 76.3 | 76.0 | 74.6 | 75.9 |
| Hardness, type M, pts | 79.1 | 84.0 | 86.6 | 88.1 | 90.5 | 81.2 | 78.8 | 81.8 | 81.5 |
| Compression Set % | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 |
| 70 h @ 392 °F/200 °C 25% Deflection (avg.) | 36.8 | 41.2 | 45.6 | 48.5 | 51.4 | 40.0 | 38.6 | 38.6 | 44.3 |