... supply tube extruder linespecificationsppr tube production line, ppr tube extruding line, ppr tube extruder1.Equipped with polyolefin purposed single-screw extruder, it ... . It can produce common PP-R, PE tube, and PPR-AL-PPR with some extra machines.5. CE and ISO certificate, we ... supply full complete turn-key service ppr gas supply tube extruder line