Micro-silica (Silica Fume)

Microsilica, also known as silica fume is a fine, amorphous powder made from the high-temperature reduction of silicon dioxide. It is a pozzolanic material, which means that it reacts with calcium hydroxide in cement to form additional cementitious compounds.

Fly Ash

Fly ash is a byproduct of burning coal in power plants. It is a fine, gray powder that develops cementitious propertieswhen mixed with cement and water. Fly ash has a number of beneficial properties that make it a valuable material for use in concrete.

Ground Granulated Blast-furnace Slag (GGBFS)

is a by-product of the iron and steel-making process. It is a fine gray powder that is used as a cementitious material in concrete. GGBFS has a number of properties that make it a desirable addition to concrete.