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2. Extractive metallurgy
2.1 Natural state
The main chromium ores are listed in table 1 in order of importance.
Chromite, or chromium ore, belongs to the spinel group.
Pure chromite or FeCr 2 O 4 iron chromite contains 46.6% chromium and 67.90% Cr 2 O 3 oxide. Rhodesian rocks contain an average of 48% of this oxide.
chromite analysis
Cr 2 O 3 ...
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Extractive metallurgy
References
Producers (non-exhaustive list)
Aluminothermic process
Europe France DELACHAUX Metals Division http://www.delachaux.fr United Kingdom LONDON & SCANDINAVIAN Metallurgical Co ltd
Asia China HUNAN Ferroallliages China JINZHOU Ferroallliages Japan Nippon Denko
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