1Series double screw extrusion machine mainly by the material feeding system, the backlog of system, rotary cutting system, heating system, transmission system, lubrication system, control systems. 2Extrusion machine feeding system, driving system, and rotary cutting system adopts inverter, strong power and smooth operation. 3Automatic lubrication, forced cooling extrusion machine, to ensure safe operation. 4According to different raw materials, choose single, double screw charging system, charging even, stable and reliable. 5Screw with a special processing technology, wear-resisting fatigue resistance and long service life. 6Different screw length-diameter ratio and structure satisfies different process requirements. 7.pet food,cat food,dog food,fish feed,corn flakes,breakfast cereals,instant noodles,protein snacks,frying or withou frying products, and son