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An electric arc furnace (EAF) is a furnace that heats material by means of an electric arc. Industrial arc furnaces range in size from small units of approximately one-tonne capacity (used in foundries for producing cast iron products) up to about 400-tonne units used for secondary steelmaking. Arc furnaces used in research laboratories and by ...
1941 electric arc furnace During the 1990s, Crucible expanded its operations to Canada, working with General Motors , and building a 35,000-square-foot (3,300 m 2 ) facility with newly patented smelting and processing equipment costing $25 million.
GrafTech International Ltd. is a manufacturer of graphite electrodes and petroleum coke, which are essential for the production of electric arc furnace steel and other metals. The company is headquartered in Brooklyn Heights, Ohio and has manufacturing facilities in Calais, France , Pamplona, Spain , Monterrey, Mexico , and St. Marys ...
The indirect arc electric furnace of the Stassano type, in its final configuration, is made from a cast iron cylindrical structure lined internally with refractory bricks. The structure is divided in two separate sections: an upper section where the electrodes are placed, and a lower crucible where the burden is loaded and fused into steel.
Since 2002, steel produced by electric arc furnace, the process used by the mini-mills, has produced more than half the steel made in the US. Many companies operating integrated mills also have mini-mills. A number of bankruptcies and acquisitions between 2000 and 2014 reversed the trend of industry fragmentation.
New chairmen and CEO R.W Van Sant sold Flex-O-Light producer of highway safety products, Ludlow-Saylor division, South Central Florida Express, Inc. in 1994 and Energy Coating Co to Dresser Industries Inc in 1995, which brought Lukens $70 million. Producing raw steel from an electric-arc furnace at the Coatesville plant produced 70% of their slabs.