... Corrugated Pipe Line,Model LPBG25, Diameter range 8-25mm,Extruder model LSJ45/30.Line speed 1-12m/min, Single-wallcorrugated pipe extrusion line ... ,it mainly uses PE,PP,PVC as raw material,through the corresponding moulds inside and outside produces smooth uniform corrugated ... by the production line are mainly used in wire and cable products threading pipe,washing machine drains, ...