... PVC ,PPR,PE,PVDF pipe fitting injection machine with CE1. PVC raw material is Amorphism High Polymer ,the detail characters as followings ... thrill and causticity gas. 2. Special design PVC screw for Injection molding machine to produce PVC pipe fitting, smaller compress ratio ... mouth, meanwhile enlarge Hydraulic motor as to enlarge screw torque. PVC ,PPR,PE,PVDF pipe fitting injection machine with CE