Mainly applicable to similar powder with Feed plants and clean up the plant, which can effectively separate mixed in powder materials in straw, stones, linen sheets, paper, agglomerates and other large complex, so that the material can be passed to other devices, effectively guarantee the normal operation after processing equipment and Conveying equipment's. The device can also be used to screen management after Mixing machine materials, broken or clear clumps of material, quality assurance with the Feed of. Clear effect, cleaning rate ≥99%