The horizontally operated rotor compresses grain grains forward, allowing them to rub against the pallets on them and the sief sheet with a corrosive properties. Thus, unallocated grains are separated from the head, their shells are peeled, hollow grains are broken, foreign substances that stick to the grains are cleaned, and finally small seeds that have entered the product are extracted. It can change the slee easily and quickly. It has the possibility to work in combination with the easily adapted Air Duct. It provides high yields especially in peeling the bark of wheat taken from tav silos.