METHOD AND APPARATUS FOR MAINTENANCE OF TUNDISH

摘要

PROBLEM TO BE SOLVED: To provide a method and an apparatus for the maintenance of a tundish which can simplify the work for removing residual steel slag from inside of the tundish, improved its workability, and shorten the removal work.

SOLUTION: The residual steel slag 12 is removed by cooling and solidifying the slag 12 by jetting an air-water mixture 13 into the tundish 10 in the state that high-temperature residual steel slag 12 is present in the bottom portion 11 of the tundish 10 after the completion of continuous casting. In addition, a maintenance apparatus 17 of the tundish has a plurality of air-water nozzles 14, and can individually control the amount of the air-water mixture jetted from the respective air-water nozzles 14.

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