Zipper Extruder Machine (BC45) Ruian Bingcheng Self-Seal Bag Machinery Co., Ltd. Base Info Model NO.:BC-45Type:Piston ExtruderPlastic Processed:PEScrew:Single-ScrewAutomation:AutomaticComputerized:ComputerizedTrademark:BingChengOrigin:China Description Pre:Oversize Meat Cutter, Meat Sicer Next:Ceramic Core Injection Machine for Investment Casting Factory