... 3,through a thread for the pipe 4,For PE/PVC PE/PVC Corrugated tube extrusion machine: used to produce the PP ... PE or PVC corrugated hose .The process of the plastic corrugated pipe machinery is Single screw extruding machine Forming machine -Winding.Application ... configuration3,blowing forming4,Frequency control for the mould 5,Automatic winding machine6,Equip the function to through the wireThe ...