Silica fume, also known as microsilica or condensed silica fume, is a byproduct of the silicon and ferrosilicon alloy production process. It is a highly reactive pozzolan and a finely divided material, with particles approximately 100 times smaller than cement particles. The unique properties of silica fume make it an invaluable addition to concrete mixtures, … Continue reading Guide for the Use of Silica Fume in Concrete