It is equipped with a double aspiration system. The top aspiration for separation of straw pieces and loose fiber and bottom aspiration for fine cleaning of heavy materials, It is fitted with a special roller to feed the material uniformly and cover full surface of the cleaning sieve, It has a roto cleaning system which is a special feature to shed out paper, grass, straws and twain to enter inside the machine, There are three sieves, Blower, Firm drive and motors, It separates stones, rope fiber, sticks, mud pallets, straw lumps, light grains and other impurities, It is a complete cleaning system that maintains uniform output, It requires minimum maintenance and is easy to operate.