METALLURGICAL USES FLUXES FOR METALLURGY
2016-3-4 · minum metal, magnesium-aluminum or calcium-silicon alloys, cal- cium carbide, prefused calcium aluminate, and mixtures of some of the above with coke, lime, and fluorspar (Stubbles, 1984). Sodium carbonate (soda ash) can be used for desulfurization and dephos- phorization of steel (Szekely et a]., 1989. Yamamoto et al., 1980).