... PVC pipe fitting injection machine --CE 2. Supply for PVC mould and PVC raw material Formula to produce fitting. 1. PVC ... gas. 2. Special design PVC screw for Injection molding machine to produce PVC pipe fitting, smaller compress ratio ... PVC raw material, enlarge corresponding nozzle mouth, meanwhile enlarge Hydraulic motor as to enlarge screw torque. PVC ,PPR,PE,PVDF pipe fitting injection machine ...