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河南耐火材料厂提供耐材定制、窑炉施工、进出口业务,产品定形与不定形耐材制品。

河南耐火砖厂家

河南耐火砖厂家


产品知识

转炉用耐火材料如何提高使用寿命?

作者:河南耐火材料厂日期:2020-03-22阅读

  在引进顶底吹转炉时,底吹风口的耐火材料使用寿命是很重要的课题。关于实际操作时抑制底吹风口损毁的问题,可知热态因素和耐火材料因素对减小底吹口损毁的影响尤其大。热态因素,即底吹风口的热崩裂是由于底吹气体的冷却和高温铁水之间的温度梯度及反复的吹炼-非吹炼操作造成温度的急剧变化,从而导致耐火砖内的应力发生变化所致。为减小底吹口发生的这种崩裂现象,选择底吹风口周围用的耐火材料是很重要的。
 


 

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