US6174347B1
The tundish flux composition of the invention employs solid recycled ladle metallurgy furnace (LMF) slag as a fluidizing and refining base ingredient in a mixture of raw materials. The preferred recycled LMF slag material comprises about 35% to about 65% CaO, about 10% to about 35% Al 2 O 3, about 1% to about 10% SiO 2, about 3% to about 15% MgO, about 0.3% to about …