Spiral Chute washing machine applied to black and non-ferrous metallurgical and mining ores, such as pre-selection will be ore washing water to remove sediment in the run-of-mine, and other impurities, so that ore and technology to meet the economic requirements of the manganese ore is widely used in Desliming The election and selection of rough, especially buried in the soil of the best manganese ore particles. Its processing capacity is to meet the higher productivity of the large ore, stone cleanliness of the enterprises are required by the ideal device.