160-315mm PVC pipe making machine 1.Mix material: PVC, CaCO3, CPE, wax. 2.pipe diameter: 16mm-630mm 3.Speed: 1-15m/min ... Advantage and Description:1.The 160-315mm PVC pipe making machine is made up of Conical twin-screw extruder,mould,vacuum ... stocker.2.The 160-315mm PVC pipe making machine adopts high efficiency conical twin-screw machine , works stably and efficiently.Suitable for all ...