... ,Anti-noisy 4,Anti-erosi PVC roof tile production linePVC single layer roof tile production line consists of conical double-screw ... off, cutter, stacker.PVC and ASA or PMMA compound roof tile production line consists of conical double screw extruder SJZ80/156 ... screw co-extruder, extruding tool, calendar, forming machines for main tile and ridge tiles, haul-off, cutter, stacker.Configuration List: 500kg ...