Synthetic Slag CaO 45-55% Al2O3 30-50% made in rotary kiln which have very good performance and cheap cost. Our team of experienced personnel choose quality raw material and smelted in high temperature rotary kiln for preparing this slag. It is formulated with premelted fluxes to increase the lime melting rate and control the final slag fluidity. Also, it can be custom formulated with supplemental magnesia to extend ladle slagline refractory life. Widely demanded for steel-making, this stock of Synthetic Slag CaO 45-55% Al2O3 30-50% is available in different packaging weights.