Features of sand washing machine 1.Non-polluting 2.Easy maintenance 3.Water-saving 4.Durable Structural features of sand washing machine : A. This product is mainly used for sand factory ,electric pole factory,worksite of building and concrete dam to wash ,classifying and de-watering various sands.B. This sand washer adopt inclination of 15 degree Celsius,under the water tub,three weir plates ...