Sand washing machine is an indispensable equipment in sand and gravel mining, mining, building materials, transportation, chemical, water conservancy and hydropower, concrete mixing stations and other industries. The most common sand washing machines are spiral sand washers, drum sand washers, wheel sand washers, and vibration sand washers. working principle of sand washing machines XSD Wheel Sand Washing Machine During operation, the motor drives the impeller to rotate slowly. The sand enters the washing tank through the feeding trough, rolls under the impeller, and grinds each other to remove impurities covering the surface of the gravel, and destroys the water vapor layer covering the sand to facilitate the water vapor layer. Dehydration. At the same time, water is added to form a strong water flow, and foreign matter with a small impurity and a small specific gravity is taken away in time, and discharged from the overflow port to complete the cleaning. L