... When you use this type of feed grinder ,Comminuting concave of superfine without dead angle,so that prevent the problem of cross ... infection. 2)Conceal design rotor, without dead angle, can prevent the eccentric worn, so that the rotor ... of diameter of concentric circles, this type of feed grinder can acheive thick and thin of two effects. 4) ... T/h)3~73~106~158~20 Animal feed grinder for sale