Superpave旋轉壓實機(Superpave Gyratory Compactor，簡稱SGC)，SGC試體壓實過程中圓柱軸施加600±18 kPa垂直壓力，扭剪內角度為1.16±0.02度，模具每分鐘旋轉30.0±0.5次。依據AASHTO T312 「Standard Method of Test for Preparing and Determining the Density of Asphalt Mixture Specimens by Means of the Superpave Gyratory Compactor」，採SGC製作圓柱形試體來模擬路面施工過程中的壓實行為。
Superpave旋轉壓實機與模具