Furnace Slag at Best Price in India - IndiaMART
Ground Granulated Blast Furnace Slag. ₹ 3,223.17/ Ton (s) Get Latest Price. Ground granulated blast furnace 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.