Producing Steel Purifying pig iron produces steel, to get rid of the many impurities during smelting. I am going to explain how this is done, and the uses of steel produced in four furnaces. BASSEMER CONVERTER This was made in England. Molten pig iron was change to steel when air was blown through it after it was remove from the furnace. Henry Bessemer demonstrated that the air blast burned the carbon and silicon out of the pig iron releasing heat and cousing the temperature of the metal to rise. This process was carried out carried out in a pear shaped vassel, lined with firebrick and fitted with nozzles In the bottom for blowing in air. Its flame and the amount of noise it made judged it the entire operation took about ten minutes. The steel was mainly used for ship plate and rails. In the operation the converter ....

Number Of Pages: 2

Number Of Words: 490

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