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Raw materials for electric steelmaking
Residual materials from steelmaking in electric
6 other sections not shown
addition alloying alloying agents aluminium approx bottom plates burners carbon charge materials chemical chromium composition continuous casting cooling crane decarburization dedusting degassing deoxidation desulphurization diameter dolomite electric arc furnaces electric steelmaking electrode arms electrode holders ensure equipment ferro fluorspar fluxes forging ingots furnace operating furnace shell furnace transformer gaseous oxygen graphite graphite electrodes hearth heat high-current high-power electric arc ingot installed lifting lime liquid steel magnesite manganese means melt-down melting-down meltshops metal mould walls nipple nozzle oxide oxygen pig iron plants preheating pressure production ramming reaction refining refractory relining roof lining roof ring runner bricks scrap service lives side wall silicon sintered skulls slag slagging door slide gate solidified special-type sponge iron steel grades steel mill stool plates stopper plug stopper rod subsequent sulphur surface tapping teeming ladle teeming procedure temperature thermal tion tonnes trumpets voltage waste gases water-cooled