... , HDPE Pipe PPR Pipe Extrusion Line1.Equipped with polyolefin purposed single-screw extruder, it has the characters of quick extruding, high efficiency ... Loader & Hopper Dryer1 Set 3 SJ65, SJ75, SJ90 Single Screw Extruder 1 SetOptioned4 SJ25 Single Screw Co-extruder1 Set 5 PPR Pipe Moulds1 Set ...