... technology 4,PLC control pe Pipe production line Material can be adopted like: PE,PP,PB,PERT,ABS ... Technology5 ,We adopt 2Screw Extruders,1 is for pipe extrution , the other for the colour line6, ... sleeve ensures fast cooling speed and molding of pipe. Its material is stainless steel.2,Spray ... cooling unit ensures high efficiency cooling, Unique pipe line design shorten the cooling length.3,Haul ...