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Production practice of tapping times optimization in No.7 BF of Han Steel
Pages: 51-54
Year: Issue:  6
Journal: Research on Iron and Steel

Keyword:  bosh gas volumetapping holegun claytapping times;
Abstract: In order to stabilize the hearth working status of No.7blast furnace in Han Steel and improve production indexes,a series of measures to reduce tapping times and tapping cost were taken,such as activating hearth,strengthening tapping management,improving gun clay quality,increasing drilling machine capacity,etc.As a result,tapping times were reduced from(15±1)times to(12±1)times,which has resulted in good operating effect.
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