Production Practice of 3 200 m3 Blast Furnace in Shaogang in the Later Period of Service
The No.8 blast furnace of Shaogang was put into operation on October 16th,2009,with a designed effective volume of 3 200 m3.It has been in production for 14 years,and it is in the late stage of furnace service.This paper mainly introduces the present situation of hearth carbon brick and cooling stave in the late stage of 3 200 m3 blast furnace service in Shaogang,and summarizes the operation practice in the late stage of blast furnace service.In view of the damage of cooling stave and the erosion of carbon brick in hearth,through the implementation of many measures such as operation adjustment,upper and lower regulation and improvement of cooling mode,the production is safe,smooth and controllable,and good technical and economic indicators have been achieved.
blast furnacedamaged cooling stavelate stage of furnace serviceoperation management
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