Unit comprising tundish for continuous casting of steel and fireproof nozzle, element of unit and use of unit

摘要

The present invention relates to the continuous casting of steel and particularly to the problem of steel reoxidation. In particular, the invention relates to a tundish (50) comprising an assembly comprising a nozzle (1) and a surrounding refractory element (4) preventing or limiting steel reoxidation. According to other of its aspects, the invention also relates to such a surrounding refractory element and to a continuous steel casting process.