... High Quliaty Base Material SCOPE OF APPLICATION: WPC(PVC&PE), Super high molecular sheet, 1/2 high ... high calcium profile, soft PVC sheet, XPS-PVC etc.PP.PE.ABS.PVC. raw material, pelletzing, pipe, profile, sheet etc ... of the surface: Ra 0.4μ M Screw straightness: 0.015mm/m Chrome plating thickness: 0.01-0. ... Bimetallic Twin Screw and Barrel for PVC pipe/profile Bimetallic Conical Twin Screw and Barrel for ...