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Bessemer Process (Sidney Gilchrist Thomas (Limestone, Slag, Floated to the…
Bessemer Process
Sidney Gilchrist Thomas
Limestone
Slag
Floated to the top and skimmed off
Basic Bessemer Process
Blasting air from molten iron
Lowered the cost of steel
Creation of modern steel
The Converter
Large pear-shaped receptacle
Holes at the bottom
Filled with molten pig iron
Compressed air
Impact of Bessemer Process
massive stores could make steel faster now
Lead to inventions of the Second Industrial Revolution
Age of Steel
Technological advancement
Steel making
Henry Bessemer
1855
Converter
Steel from iron
Wrought iron has little carbon
Cast iron has a lot of carbon
Steel is harder than both types of iron
Steel is far more useful than iron is
William Kelly
Experimented with converting iron into steel with his iron working business
The Phosphorus
Phosphorus ores were very expensive