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en.wikipedia.org/wiki/Wrought_iron

Wrought iron is an iron alloy with a very low carbon (less than 0.08%) content in contrast to cast ... While the bloomery process produced wrought iron directly from ore, cast iron or pig iron were the .... The process depended on the development of the blast furnace, of which medieval examples ..... All units are percent weight ...

en.wikipedia.org/wiki/Blast_furnace

A blast furnace is a type of metallurgical furnace used for smelting to produce industrial metals ... He suggests that early blast furnace and cast iron production evolved from furnaces used to melt bronze. ..... to combine with the coke to release additional energy and increase the percentage of reducing gases present which is ...

www.bbc.co.uk/schools/gcsebitesize/science/aqa/metalsanduses/extractingmetalsrev8.shtml

Iron from the blast furnace is an alloy of about 96 percent iron, with carbon and ... Other metals are often added, such as vanadium and chromium, to produce ...

www.chemguide.co.uk/inorganic/extraction/iron.html

This page looks at the use of the Blast Furnace in the extraction of iron from iron ore, and the conversion of the ... Coke is produced by heating coal in the absence of air. .... The higher the percentage of carbon, the harder the steel becomes.

www.explainthatstuff.com/ironsteel.html

Jul 30, 2017 ... Hematite and magnetite have about 70 percent iron, limonite has about ... The iron made in a blast furnace is an alloy containing about 90–95 ...

chem.libretexts.org/Core/Inorganic_Chemistry/Descriptive_Chemistry/Elements_Organized_by_Block/3_d-Block_Elements/1b_Properties_of_Transition_Metals/Metallurgy/The_Extraction_of_Iron

Nov 29, 2015 ... Extracting iron from iron ore using a Blast Furnace. The common ... Coke is produced by heating coal in the absence of air. Coke is cheap .... than pure iron. The higher the percentage of carbon, the harder the steel becomes.

www.steel.org/making-steel/how-its-made/processes/how-a-blast-furnace-works.aspx

The purpose of a blast furnace is to chemically reduce and physically convert iron ... The iron ore, pellets and sinter then become the liquid iron produced in the ...

minerals.usgs.gov/minerals/pubs/commodity/iron_ore/global_iron_ore_data.pdf

Feb 20, 2017 ... iron content. Approximately 98 percent of the world's usable iron ore production is consumed in blast furnaces to make pig iron, which is further.

www.britannica.com/technology/blast-furnace

blast furnace: A vertical shaft furnace that produces liquid metals by the reaction of ... Blast furnaces are used to produce pig iron from iron ore for subsequent .... the hot metal typically contains 4 to 4.5 percent carbon, 0.6 to 0.8 percent silicon,  ...