Research Article
Preparation and Characterization of Rubber Blends for Industrial Tire Tread Fabrication
Table 1
Compound formulation and their codes measured in (phr)a.
| | Chemicals | TP1 | TP2 | TP3 | TP4 | TP5 | TP6 | TP7 | TP8 |
| | ENR | 15 | 70 | 15 | 30 | — | — | 30 | 30 | | SBR | 15 | 15 | 70 | — | 30 | 30 | — | — | | BR | 70 | 15 | 15 | 70 | 70 | 70 | 70 | 70 | | ZnO | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | | TMTD | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | | CBS(CZ) | 0.5 | 0.5 | 0.5 | 0.5 | 0.5 | 0.5 | 0.5 | 0.5 | | S/A | 1.4 | 1.4 | 1.4 | 1.4 | 1.4 | 1.4 | 1.4 | 1.4 | | Sulfur | 2.1 | 2.1 | 2.1 | 2.1 | 2.1 | 2.5 | 2.5 | 2.5 | | MA | 3 | 3 | 3 | 3 | 3 | — | 3 | 3 | | N550 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | | N330 | 10 | 10 | 10 | 10 | 10 | 10 | — | 10 | | TDAE | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | | Silica | 10 | 10 | 10 | 10 | 10 | 10 | 10 | — | | TESPT | 3 | 3 | 3 | 3 | 3 | 3 | 3 | — | | TMQ | 1.5 | 1.5 | 1.5 | 1.5 | 1.5 | 1.5 | 1.5 | 1.5 | | 6PPD | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | | Retarder | 0.5 | 0.5 | 0.5 | 0.5 | 0.5 | 0.5 | 0.5 | 0.5 | | Wax | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
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aParts per hundred parts of rubber.
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