Crown-drilling pumping sand:
Drilling pumping sand works: pumping sand work, motor through V-belt, reducer, gear reducer drive after slowly rotating impeller, gravel into the wash tank has to trough, rolling driven impeller and grinding each other, remove impurities gravel covering the surface, while the destruction of water vapor layer coated sand to facilitate dehydration; while adding water to form a strong current, timely small proportion of impurities and foreign objects away and wash tank is discharged from the overflow outlet, complete and efficient pumping Sand into the cleaning action. Clean sand by the blade away from the final rotation of the impeller into the gravel out of the chute, the completion of the cleaning action of sand and gravel.
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