... used in chemical, pharmacy, food, light industry and vegetables. For instance:gypsum, ferric sulfate, nickel sulphate, copper' sulphate, ... rubber addition, dye, plastics raw material, soap, grease, all kinds of resin, salt, gourmet powder, food addition,vitamin,and other ... pore of the shell, then be discharged. Then solid be hold in the drum. After the separation ,open the machine, loosen the lock ...