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Replacement of sand by stone crusher dust in.Behaviour of concrete on replacement of sand with quaries stone.Jan 17, 2015 quarry rock dust can be an economic alternative to the river sand.Strength of concrete with crushed stone sand to that of river sand is 1.06 with a in the oratory investigations was procured from a local crushing plant.
We are a large-scale joint-stock enterprise integrating scientific research, production and sales.Our leading products have crushing equipment, sand making equipment, mobile crusher, etc., Each type of product is with complete specifications. All products have passed ISO9001, CE and GOST international quality system certification.