SDR series plastic sheet/board/plate extrusion lineis made up of extruder, die head, three-roll calender, haul-off cooling bracket, take-up machine and piling bin ect. At the same time, there are quick speed hydraulic net exchanging system, solution-metering pump system, feeding machine, crusher, and water tank for you to select. 1.sheet production line 2.PET sheet extrusion line 3.PE sheet machinedie head, three-roll calender, haul-off cooling bracket