FIELD: metallurgy.
SUBSTANCE: method consists in charging items out carbon materials, in graphitizing to their acquiring specified degree of graphitising, in cooling in furnace and in graphite unloading. Items charging is carried out continuously or periodically in form of fractions (-15+4) mm. Graphitising is performed in electric arc at temperature 2600-3000°C. Duration from charging to unloading of graphite is not more, than 60 hours. Ashes of burned anodes or reversed burned anodes, or reversed burned electrodes for metallurgic furnaces, or mixture of ashes of burned anodes and reversed burned anodes at ratio 1:1-2:1, or mixture of ashes of burned anodes and reversed burned electrodes for metallurgic furnaces at ratio 1:1-2:1 are used as items out of carbon materials.
EFFECT: reduced power consumption of method and reduced time for graphite production.
6 cl, 2 dwg, 1 tbl, 8 ex
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Authors
Dates
2010-03-27—Published
2008-06-25—Filed