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Process Of Making Bricks From Waste Sand Of Foundry

201964proposed to use discarded sand from the sand plant for block makinglocks are made with the foundry waste sand along with quarry dust and soil as stabilizeror making blocks 15 return sand , 65 soil and 20 quarry dust and 6 cement is usedhe blocks are tested and found the strength is around 25 kgcm2.