... 2.short delivery time 3.manufacture 0.7mm thick high quality extrusion line pvc sheet 1.ISO 9001 and QS ... after mixing, planetary extruder plasticizing extrusion, six roll calender, cooling stereotypes, traction and slicing and so on a series of ... This product has the impact resistance, low temperature resistance, high transparency, bright color and luster, tensile strength and mechanical strength ...