(PDF) Replacement of Natural Sand with Robo/Artificial Sand …
According to price – service ratio the use of robo sand gives effective results, as far as we concern the cost of Robo sand is 30-50% less in market wh ich is good for production of economical concrete. The service of robo sand is also as good enough for as Natural sand concrete. [9]. Marek, C.R. Vu lcan Materials Co mpan y.
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