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General recipes of the NBR composites, phr (parts per hundred of rubber).
| Compound | 0HAP | 10HAP | 30HAP | 30HAP/APTES | 30HAP/DmiBr | 30HAP/CTAB |
|---|---|---|---|---|---|---|
| NBR | 100 | 100 | 100 | 100 | 100 | 100 |
| ZnO | 5 | 5 | 5 | 5 | 5 | 5 |
| St.A. | 1 | 1 | 1 | - | - | - |
| Sulfur | 2 | 2 | 2 | 2 | 2 | 2 |
| MBT | 2 | 2 | 2 | 2 | 2 | 2 |
| HAP | - | 10 | 30 | 30 | 30 | 30 |
| APTES | - | - | - | 3 | - | - |
| DmiBr | - | - | - | - | 3 | - |
| CTAB | - | - | - | - | - | 3 |
