... have the features of fewer trouble, simple operation, high efficiency and specially made die. 1,With centralized valve control ... system. 5,The cutting knife is made of high-speed tool steel or special alloy and about 2 ... improved.8,Feeding chute, external pneumatic discharge system, automatic control system and overload protection.9,Uniform and smooth ... .5-5.0 2-6 3-8 High-efficiency Shrimp Pellet Mill