The motives to exchange clinker with supplementary cementitious elements (SCM) are famous. Nevertheless, granulated blast furnace slag, organic pozzolanes, experienced fly ash and further more SCM have a restricted availability; the overall likely replacement of the global clinker creation is fewer than 30%. Silica fume improves concrete in two ways https://www.tjcyindustrialchem.com/news/cement-additives-and-concrete-admixtures-key-differences.html