... 20-63mm PP-R pipe extrusion line 1.PP-R hot,cold water pipe 2.reasonable design 3.convenient operation 4.CE&ISO9001:2000 PP-R pipe extrusion lineThis ... cooling box, drawer, cutter, pilling frame, and also coordinated with different specification of moulds, to produce pressured water-supply, draining ... is mainly produce 20-63mm PP-R pipe. 2. If you want to produce 20-110mm PP-R pipe, need to add one set ...