Three-Layer Co-Extrusion Film Blowing Machine,plastic film blown machne,Co-Extrusion Film Machine,film machine,plastic machinery Three-Layer Co-Extrusion Film Blowing Machine,plastic film blown machne,Co-Extrusion Film Machine,film machine,plastic machinery Technical Parameters: TypeM3B-1300QM3B-1500QM3B-1700QM3B-2200QMax ...