Slag Cement and Fly Ash - Slag Cement AssociationSlag cement and fly ash are the two most common SCMs used in . related to portland cement than fly ash. This is one . required water content to reach a given.water content in slag cement and fly ash,Slag Cement Association - Slag Cement Creates Concrete At Its .Silica fume proportions are usually lower than fly ash, but silica fume is normally . 35 percent slag mixture resulted in a 50 percent reduction in portland cement content, . like slag and portland cements, react chemically with water to produce.
water content in slag cement and fly ash