Table 6.
Comparison of height (deformation) (mm) for EPDM and LSR across different aging conditions using Mooney–Rivlin, Ogden, and Yeoh models.
| Location | EPDM | LSR | ||||
|---|---|---|---|---|---|---|
| Mooney–Rivlin | Ogden | Yeoh | Mooney–Rivlin | Ogden | Yeoh | |
| No Aging | ||||||
| 1st Anode | 0.2522 | 0.2472 | 0.2520 | 0.2518 | 0.1987 | 0.2494 |
| 1st Cathode Up | 0.3848 | 0.4103 | 0.3755 | 0.3908 | 0.4140 | 0.4021 |
| 1st Cathode Down | 0.4046 | 0.4139 | 0.3949 | 0.4061 | 0.4220 | 0.4097 |
| Heat | ||||||
| 1st Anode | 0.2521 | 0.2442 | 0.2524 | 0.2517 | 0.2028 | 0.2520 |
| 1st Cathode Up | 0.3841 | 0.4055 | 0.3800 | 0.3905 | 0.4175 | 0.4025 |
| 1st Cathode Down | 0.4043 | 0.4146 | 0.4013 | 0.4108 | 0.4254 | 0.4202 |
| Heat + Sulfuric Acid | ||||||
| 1st Anode | 0.2508 | 0.2515 | 0.2510 | 0.2493 | 0.2497 | 0.2505 |
| 1st Cathode Up | 0.3851 | 0.3838 | 0.3802 | 0.3746 | 0.3754 | 0.3782 |
| 1st Cathode Down | 0.4054 | 0.4028 | 0.4029 | 0.3990 | 0.3844 | 0.3966 |