... /gas Supply, drain Pipe, PP, ABS, pipe Production Line The characters of PE Water/gasPE Water/gas Supply, drain Pipe, PP, ABS, pipe Production Line:The ... ensure the stability of diameter and roundness when producing the pipe with thick wall.Special design vacuum sizing tank can ... with another extruder used for extruding the mark line. PE Water / Gas Supply Drain Pipe, PP, ABS, Pipe Production Line