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4 Experimental Investigations On Replacement Of Sand By Graded Quarry Dust In Concrete

grade of concrete with 10 20 30 40 50 and 60 percentage replacement of quarry dust tested for 7 days and 28 days is studied and the results are presented 50 replacement of sand by quarry dust gives higher compressive strength than natural sand concrete Key Words Concrete quarry dust river sand compressive strength replacement... As a leading global manufacturer of crushing equipment, milling equipment,dressing equipment,drying equipment and briquette equipment etc. we offer advanced, rational solutions for any size-reduction requirements, including quarry, aggregate, grinding production and complete plant plan.

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