Shougang No. 2 BF blows for recovery after spraying painting, furnace condition gets right on No. 2 day and cokeburden aggravates upwards 5.0 on No. 7 day, furnace condition recovery is rapid.
Large scale blast furnace is the developing trend of the ironmaking. Constructing huge blast furnace must have fine burden and high grade coke.
高炉大型化是发展趋势，但大型高炉对炉料要求严格，建设巨型高炉必须有好的炉料及高质量焦炭。
3
Aiming at the burden degradation and the problem of which alkali has a strong impact on blast furnace process in recent years, the influence of alkali on coke was studied.