Blast furnace bustle pipe air outlet structure of alkaline -resisting erosion

• Main Authors: ZHANG HONGLEI, XU GUOTAO, XIANG WUGUO, HUANG XINHAO, ZHOU WANGZHI
• Format: Patent
• Language: Chinese; English
• Published: 15.03.2017
• Subjects: CHEMISTRY; MANUFACTURE OF IRON OR STEEL; METALLURGY; METALLURGY OF IRON

The utility model provides a blast furnace bustle pipe air outlet structure of alkaline -resisting erosion which the fixed lug of pouring material that was set up by carborundum inside lining, carborundum inside lining on the surface, pour into a mould in carborundum inside lining on the surface refractory castable layer, coat and constitute in the internal surface glaze coating of carborundum inside lining. The utility model discloses enrichment and bonding, the K infiltration that can solve blast furnace bustle pipe air outlet zinc cause the problem that refractory material melting drippage destroyed to improve the bustle pipe life cycle, reduce maintenance frequency and maintenance duration, improve unit operation rate. 种耐碱侵蚀的高炉围管出风口结构，其由碳化硅内衬、碳化硅内衬表面上设置的浇注料固定凸块、浇注于碳化硅内衬表面上的耐火浇注料层、涂覆于碳化硅内衬的内表面釉面涂层组成。本实用新型能解决高炉围管出风口锌的富集及粘接、K渗透造成耐火材料熔融滴落破坏的问题，以提高围管使用周期，减少维修次数与维修时间，提高机组作业率。