Vertical shaft impact crushers are widely used for fine crushing of raw and clinker in cement plants. It can also be used for finely crushing dolomite, coke stone, -zinc ore, serpentine, blast furnace slag, coal stone, phosphate rock and other medium hardness materials, especially for hard limestone, dolomite, granite basalt and other artificial Sand or road pavement stone processing and crushing. Vertical shaft impact crusher is suitable for crushing medium-hard and extra-hard materials. At the same time, when processing these materials, the impact of the crusher on the moisture is very small, which can reach about 8%. In terms of maintenance, the crusher adopts the stone principle, the impeller self-lining wears less, and the maintenance is more convenient.