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replacement of fine aggregate with copper slag for hpc

Thecompressive strength of mortars and concrete specimenscontainingcopper slag as fine aggregatewas investigated byHwang and Laiw. The study concluded that the mortars containing the larger amounts of copper slag sand had lower early strengths at w/c of 0.48 and that the strengths of mixtures with 20–80% substitution of copper slag were higher than that of the control specimens.

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