The oil cake breakers give a result of its high nitrogen content from a good feed and fertilizer. For the former purpose, a crushing them into pieces the size of a bean, the latter necessary for the finest possible powder coating. This reduction takes place on the oil cake breakers, ie equipment, which means the cake is strong, ribbed and toothed rollers. The jacket of the inclined sorting cylinder consists of parallel round iron bars, which have at the higher half of the cylinder closer than at the lower position while both halves can be changed in its width. The weight of the machine is 360 pounds.