Production Practice of Continuous Copper Smelting in Hot Triple-Furnace System with Annual Copper Output of 300 kt
Received:September 26, 2020   Revised:October 13, 2020   Accepted:October 14, 2020      Published Online:December 19, 2020
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DOI:doi:10.3969/j.issn.1007-7545.2021.01.003
KeyWord:continuous copper smelting, triple-furnace smelting system; production practice
              
AuthorInstitution
WEI Tao 广西南国铜业有限责任公司
MA Bao-jun 广西南国铜业有限责任公司
ZHAN Huan-wu 广西南国铜业有限责任公司
YU Dan-xin 广西南国铜业有限责任公司
SHI Gui-tian 广西南国铜业有限责任公司
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Abstract:
      Continuous copper smelting technology with annual output of 300 kt is a major technological innovation. Process, equipment, technical characteristics and production operation of hot state continuous copper smelting furnace were introduced. In the past year, system operation rate was more than 97.5%, grade of matte was 73%—76%, slag Fe/SiO2=2, sulfur content of crude copper was less than 0.03%, and copper content of anode copper is more than 99.3%. Production practice has proved that this technology has the characteristics of strong adaptability of raw materials, big capacity, low production cost, good working environment, high degree of automation and low investment.
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