Die without riser for casting mill grinding roll cast

A mould which does not need to be provided with a feeder head and is used for a casting grinder mill to grind a roller casting is characterized in that the mould consists of a circular cover plate [7], a hollow die holder [1], and profile cavities [5] which are arranged on the upper and the lower end faces of the casting and corresponding to the peripheral; the center of the inner surface of the bottom of the die holder [1] is provided with a notch [3], the size of the notch is corresponding to the size of the boss of the ground roller casting; the cover plate [7] is movably connected with the upper end of the die holder [1], the center of which is provided with a metal liquid receiving port [8]. The ground roller casting casted by the utility model has the advantages of low cost, small number of processed surfaces and good quality.