1.twin screw extruder,double screw extruder for pet food,snacks,soya ... h,500-800kg/h,800-1000kg/hTwin screw extruder/double screw extruder can produce various fallow foods, ... material and technology, the screw and nut involved can work continuously for one year under conditions of ... Spiral feeding, forced conveying, full mixing, unnecessary for moisture adjustment to ingredients, and adjustable speed of ...