sand washer 1 multifunction:washing,grading,dewatering 2 high efficiency,less sand lose 3 good weart parts,long life XL High Efficiency Sprial Sand Washer It can wash and separate the soil and foreign material in the sand. Its novel structure, adjustable overflow dam baffle and reliable arrangement can make sure the result of wash. It is widely used to wash, classify, rid impurities, and choose ...