... layer high heat-resistance composite sheet production line PVC sheet extrusion lineABS Multi-Layers Composite Sheet Production Line Two ... ware, packing, medical Production scope: single layer, double layer, three layer , five layer Main Technical Parameter:1, Extruder Model: SJ ... 350-500kg/h6, Line Speed: 20m/min PVC sheet extrusion line/PVC single layer, multi-layer composite sheet production line