... boring and milling machine, which can fully meet all kinds of plastic products within 10 m (including 10 m), extrusion die ... of single-layer, double-layer and multi-layer of plastic materials like PVC, PS, OPP, PO, PP, PE, EVA, PC, TPU, PUB, PVUD, etc. ... 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 ...