... screw extruder (or single screw extruder) ,machine head,Double-wall Corrugation Pipe forming machine,plastic pipe belling machine,stacker ... PVCPE/ PVCThe technical parameters of forming machine for double wall corrugation pipe line: ModelStructurePipe range(mm)Capacity(Kg)Applicable raw materiaspeed( ... -1200HDPE/PP0.1-1 PE ,PVC single-wall,double-wall corrugation pipe production line