Effect of Replacement of GGBS and Fly Ash with Cement in …
All the ingredients of concrete are mixed homogeneously. The preparation of composite concretes were carried out by partially replacing dry weight of cement with 10, 15, 20 and 25 of GGBS and 0, 5, 7.5, 10, 12.5 and 15% of fly ash, respectively. By keeping the percentage of GGBS constant, fly ash percentage has been varied and mix proportions ...