... Detailed Product Description Three-layer Common-extruding Rotary Die-head Film Blowing MachineUseThe lines are designed developed by our ... salt vegetables, fresh milk, drink. Characteristics 1. Die Mould head is layer type spiral mandrel, continuous 360~Cl, otation ... device, vertical cutting device, cooling water row pipe, film spreading roller, scrap collecting device.Main technical parameterModelSJ- ...