Water reducers have become so vital in concrete, that they could be deemed the "fifth" ingredient. Admixtures that contains microsilica (condensed silica fume) are accustomed to meet higher toughness and reduced permeability needs. GGBFS is made by quickly cooling molten iron slag and is utilized to boost long-expression strength and https://www.tjcyindustrialchem.com/news/cement-additives-and-concrete-admixtures-key-differences.html