| 摘要 |
<p>The invention relates to a tire to be mounted on a vehicle carrying heavy loads, including a tread (10) provided with a plurality of grooves having a general transverse orientation (2), said tread being characterized in that it comprises at least three rubber-based materials: a first material M1 in the middle portion of the tread, having a secant modulus at a 10% extension as measured at a temperature of 23°C of at least 4.0 MPa and hysteretic losses tan(δ)</p> |
