Rubber compound recipe (pphr) | PET Hardener Percentage | PET (pphr) |
0.66 | 0 | 0 |
0.589 | 20% | 11.6 |
0.552 | 40% | 20.77 |
0.47 | 60% | 28.2 |
0.443 | 80% | 34.4 |
0.39 | 100% | 39.6 |