The supply of river gravel sand washing machine, sand and gravel sand washing equipment 
 Machines, sand washing machine also known as stone washing machine, mainly used for sand products to remove impurities (eg dust), it becomes more likely to use the method of washing the sand washing machine. Among them, because the general mechanism of sand (stone broken from), also known as stone washing machine. Because of their appearance and principles, also known as spiral sand washing machine, drum, sand washing machine, water wheels, sand washing machine, vibration, sand washing machine, etc.. 
 Work, the impeller motor through a belt, reducer, gear reducer, driven by slow rotation, sand and gravel into the wash tank to the trough in the impeller, driven by tumbling and grinding each other, except to cover the gravel surface impurities, while destruction of the vapor layer coated sand, in order to facilitate dehydration; add water to form a strong water flow, timely impurities and a small proportion of the foreign body away, and discharged from the wash tank overflow export finished 
 Into the cleaning effect. Clean sand and gravel away from the blade and the final sand and gravel from the rotation of the impeller into the trough, complete cleaning of the gravel for