The light impurities in the material are absorbed through the vertical air screen in the machine, which are collected through the spiral dust collector and removed through the air arrester. The materials are classified and screened after removal of light impurities. The large impurities and small impurities in the material are removed. Meanwhile, the material can be divided into large particles, medium particles, small particles and other specifications according to personnel need.
The machine can be used for processing various seeds and commercial grains, which can be used for removing dust, chaff, sand, branches and other impurities from the materials. The equipment has stable performance, convenient movement, energy saving and environmental protection, which is equipped with dust removal system, thereby forming a clean and hygienic working environment.