Superpave Asphalt Mixtures

Tunable compaction

Adjusting SGC gyrations systematically tunes aggregate skeleton, pore, and mortar distributions to balance cracking and rutting resistance.

Li, Ningbo · Hao, Peiwen · Yinghua, Fan · Danjun, Duan · Bo, Zhang

Construction and Building Materials 2024

Advantages

Better connected-pore connectivity at 50 gyrations

High-temperature, low-temperature, and fatigue performances improve with increased mortar connectivity

Mid-temperature fracture work increases with higher μ and more dispersed polar angle distribution