Tuesday, 21/8/2018 | 10:44 UTC+8
  • What is GGBS?

    Ground Granulated Blastfurnace Slag (GGBS) is a by-product from the blast-furnaces used to make iron. These operate at a temperature of about 1,500 degrees centigrade and are fed with a carefully controlled mixture of iron-ore, coke and limestone. The iron ore is reduced to iron and the remaining materials form a slag that floats Share

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