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How Coke Blanks Restart a Cold Blast Furnace in 6 Hours
Автор: futureferrous Blast Furnace Insider
Загружено: 2025-12-25
Просмотров: 20
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Coke blanks are like thermal jump‑cables for a cold blast furnace. This video explains, in simple language, how 100% coke layers restore the cohesive zone, improve permeability, and cut restart time from 10 hours to about 6 hours. Includes expert thumb rules for extra coke tonnage vs shutdown duration, wall placement strategy, timing of blanks, and practical restart indicators (Si, slag, stock rod) for safe and reliable furnace recovery
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