Sandstone sand washing machine (artificial sand, natural sand) washing equipment. Sand washing machine is widely used in gravel pits, mining, building materials, transportation, chemical industry, water conservancy and hydropower, concrete mixing plant and other industries in the washing of material. Sand washing machine can be divided into two types: XS and XL type. It can remove the covering sand surface impurities, and destroy the coated sand moisture layer to help dehydration, play a role in efficient sand washing cleaning.