Development of clinker substitutes - Cement Lime Gypsum
1 Introduction. Clinker is the main constituent of the majority of cements [1]. Possible clinker substitutes are gypsum, ground limestone, industrial by-products such as fly ash and ground granulated BFS (GGBFS), natural (volcanic) pozzolans, calcined clay (metakaolin, LC 3) and other supplementary cementitious materials (SCM).According to a technology roadmap by the International Energy ...