3 Layers Co-Extrusion Upper Rotary Blown Film Machine Film Sjm 45-3-1300 Zhejiang Daye Auto Parts Co., Ltd. Base Info Description Pre：HDPE LDPE ABA Three Layer Co-Extrusion Plastic Film Blowing Machine Sjm-Z45-2-850 Next：PE H-Speed Single Screw Blown Film Extruder Sjm-Z50-1-1300 Film Blowing Machine
