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Why Is Limestone Added To The Blast Furnace In The

How does the blast furnace work the blast furnace is a large steel structure about 30 metres high.It is lined with refractory firebricks that can withstand temperatures approaching 2000 o c.The furnace gets its name from the method that is used to heat it.Pre-heated air at about 1000 o c is blasted into the furnace through nozzles near its base.The largest blast furnaces in the uk.

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