Slag is a by-product of smelting (pyrometallurgical) ores and used metals. The meaning of slag sand is slag crushed into fine particles and is used especially in mortar or concrete. Slag sand is a good alternative to river sand, say experts. The uses of industrial waste as a substitute material helps save a large share of natural resources and protect the environment. Slag sand is used in the manufacture of high-performance concretes, especially those used in the construction of bridges […]