Table 2 Results of comparison between silica fillers and carbon black in tire tread formulation [27]
Property | With carbon black | Precipitated silica | Precipitated silica + coupling agent |  |
|---|---|---|---|---|
Abrasion loss (DIN) | 1.00 | 1.54 | 0.97 | Lower the better |
Tan δ at 0 °C (Wet grip) | 1.00 | 1.05 | 1.05 | Higher the better |
Tan δ at 60 °C (Rolling resistance) | 1.00 | 0.60 | 0.60 | Lower the better |