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sponge iron |
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sponge iron [′spənj ¦ī·ərn] (metallurgy) Iron in porous or powder form made without fusion by heating iron ore in a reducing gas or with charcoal. How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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| A severe case of these phenomena results in a sponge iron defect that resembles metal penetration of burn in (Fig. HYLSAMEX, the steel producing arm of local conglomerate Alfa, temporarily closed its four sponge iron producing plants, blaming high natural gas prices. The dust contains approximately 3558% sponge iron and up 56% zinc and smaller amounts of other elements like arsenic, barium and cadmium. |
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