What is slag cement.any advantages or disadvantages over opc/ppc .Dec 24, 2015 . There are two ways of answering the questions (there is more than one questions!) . Firstly, the short answer - slag cement is made with ordinary cement clinker that is ground together with a percentage of blast furnace slag.slag cement ground,Slag - Cement AustraliaSlag. Ground-granulated blast-furnace slag (GGBFS) is produced by quenching molten iron slag (a by-product of iron and steel-making) from a blast furnace in.
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