Nozzle for continuous casting of steel

摘要

A nozzle for use in continuous casting of steel, which is free from blockage and has melt-damage resistance, is provided. A nozzle for use in continuous casting of steel according to the present invention is characterized in that at least an interior surface of the nozzle and/or portions that come into contact with molten steel are composed of a refractory material comprising, as mineral phase, spinel, or spinel and periclase.