Sand washing machine is the necessary equipment in the wet process of artificial sand making, which can effectively improve the quality of finished sand. Sand washer is widely used in sand and gravel yard, concrete sand making, dry mortar, machine-made sand, power plant desulfurization, quartz sand and other fields.The main function is to wash out the dust in the stone, which is usually used with sand making machine and fine crusher. The commonly used materials are river pebble, granite, basalt, iron ore, limestone, calcite, quartz, diabase and so on.