... /Multi-layer 2.High quality 3.Auto film thickness control 4.Processing Polymers:PP/PE/PVC, etc. For many years Tencheng has ... -layer of plastic materials like PVC, PS, OPP, PO, PP, PE, EVA, PC, TPU, PUB, PVUD, etc.The extruder is mainly ... series are mainly used to produce cast film (stretch film, wrapping film), and fresh-keeping film. The production of the film has viscosity on one side ...