... high washing efficiency 3.Saving water The best sand washer for crushing line Simple construction,Reliable operation, Easy ... concrete dam, various sands classifying and dewatering. This sand washer adopts inclination of 15°, under the water tub ... from another drainage ditch, the de-watered sand is out from the discharging opening. Classifying: ... change without further notice. XL,2XL Spiral Sand Washer