OPC Cement | Types of OPC, 4 Manufacturing Steps
10/05/2020 · CEM III; The percentage of blastfurnace slag is higher in this type of cement. CEM IV; Up to 55% of pozzolanic constituents and is a Portland cement. CEM V; Blastfurnace slag or fly ash and pozzolana and is a Portland cement. As per CSA A300008: ( Canadian standards) GU; General used cement. MS; Moderate sulfate resistant cement.