Chopper is used to chop the meat and auxiliary materials into meat stuffing or puree by the chopping action of the chopper rotating at high speed, and it can also chop and mix the auxiliary materials, ice chips, water and meat stuffing or meat into homogeneous emulsified material. It is an important equipment for the emulsification of surimi, fat and protein. According to the different processing techniques, it can be equipped with high speed or vacuum type chopper, which has better emulsification effect and reduces air bubbles to enhance the structure density for some products.