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In this paper, high-grade magnetite concentrateMagnetite concentrate (B ore) and high-silicon magnetite concentrateMagnetite concentrate (Z ore) were used as raw materials. According to the proportion of raw materials 97% B ore + 3% Z ore in a steel mill, the preparation characteristics and metallurgical propertiesMetallurgical properties of low-silicon high-iron fluxed pelletsFluxed Pellets with magnesium powder were studied in the laboratory. The industrial production of fluxed pelletsFluxed Pellets with magnesium powder as MgO-containing additiveAdditives was carried out by belt roasterBelt roaster production process, and the influence of MgO content on metallurgical propertiesMetallurgical properties was investigated. The results show that after adding magnesium powder to fluxed pelletsFluxed Pellets, the pelletizingPelletizing process has little change and is relatively stable; after adding magnesium-containing fluxed, the compressive strengthCompressive strength of fluxed pelletsFluxed Pellets tends to decrease, but adding magnesium-containing fluxed is beneficial to the improvementMagnesium-containing pellets fluxes of metallurgical propertiesMetallurgical properties of fluxed pelletsFluxed Pellets.

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Effect of MgO on the Metallurgical Properties of Fluxed Pellets

  • 会议论文

  • 发表日期：

    2025年

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  • Ruiqing Qian,
  • Xiangjuan Dong,
  • Jianhua Li,
  • Jian Chen,
  • Kai Zheng,
  • Dawei Sun,
  • Yunqing Tian,
  • Ming Li,
  • Xiaojiang Wu,
  • Bin Yu,
  • Shengli Wu

摘要

In this paper, high-grade magnetite concentrateMagnetite concentrate (B ore) and high-silicon magnetite concentrateMagnetite concentrate (Z ore) were used as raw materials. According to the proportion of raw materials 97% B ore + 3% Z ore in a steel mill, the preparation characteristics and metallurgical propertiesMetallurgical properties of low-silicon high-iron fluxed pelletsFluxed Pellets with magnesium powder were studied in the laboratory. The industrial production of fluxed pelletsFluxed Pellets with magnesium powder as MgO-containing additiveAdditives was carried out by belt roasterBelt roaster production process, and the influence of MgO content on metallurgical propertiesMetallurgical properties was investigated. The results show that after adding magnesium powder to fluxed pelletsFluxed Pellets, the pelletizingPelletizing process has little change and is relatively stable; after adding magnesium-containing fluxed, the compressive strengthCompressive strength of fluxed pelletsFluxed Pellets tends to decrease, but adding magnesium-containing fluxed is beneficial to the improvementMagnesium-containing pellets fluxes of metallurgical propertiesMetallurgical properties of fluxed pelletsFluxed Pellets.