PPC Vs OPC Cement: 10 Major Differences (With Comparison ...
PPC CEMENT : OPC CEMENT : Description : PPC is a variation of OPC which includes a mixture of pozzolanic material which is known to increase the strength of concrete. The raw materials used for manufacturing of PPC is OPC, gypsum, pozzolanic material such as fly ash, rice husk ash, volcanic tuffs and pumicites, clay and shale etc.