... .: 16-1600mm 2. CE/ ISO9001 pe pipe production line, pe pipe extrusion line plastic pipe extrusion machine/HDPE pipe production line 1. Dia. range: 16- ... wall spiral pipe, inner wall hollow pipe, and core layer foam pipe, it can also produce PP,PE,ABS, PPR,PEX, silicon ... core pipe etc. 5. The planetary cutting machine is controlled automatically with computer, ...