宝钢300t转炉出钢口砌筑操作实践

Operating practice of the tapping hole construction of 300 t converter in Baosteel

出钢口是转炉的重要部位,其内衬修理周期的长短关系到企业的经济效益。分析了出钢口寿命受抑制的原因,通过改进转炉出钢口耐材品种和施工工艺,不但提高了出钢口内衬整体使用寿命,而且方便施工,降低了生产成本。

The tapping hole is the important part of a converter. The repairing cycle of its inner lining is closely related with an enterprise＇s economic efficiency, This article elaborates the factors affecting the campaign life of the tapping hole of a converter. By improvement in the refractory materials as well as the working process of the tapping hole not only the overall campaign life of the inner lining of the tapping hole is extended, but also the production cost is reduced and more convenient for the construction.