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There is a quality deviation problem with the pelletsPellet produced by the belt roastingRoasting machine, and the solidificationSolidification quality and metallurgical performance uniformity of the finished pelletsPellet are poor. This article focuses on the concentrated performance of quality deviation in belt roastersBelt roaster, including black core ball and red ball problems. The causes of these problems are systematically analyzed, and the dryingDrying system of thick material layersThick Material Layer in belt roastersBelt roaster is experimentally analyzed. The longitudinal temperatureTemperature variation law of the trolley is fitted and studied. Based on the analysis of the root cause of the problem, the quality of the organizational belt roastingRoasting machine has been improved, and the uniformity of ball size has been studied and improved, thereby enhancing the air permeabilityPermeability of the trolley material layer.

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Research and Improvement on Quality Deviation of Belt Roaster

  • 会议论文

  • 发表日期：

    2025年

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  • Dawei Sun,
  • Yunqing Tian,
  • Jian Chen,
  • Kunqian Peng,
  • Shengli Wu,
  • Zhe Wang,
  • Tao Yang,
  • Xiangjuan Dong,
  • Wenwang Liu

摘要

There is a quality deviation problem with the pelletsPellet produced by the belt roastingRoasting machine, and the solidificationSolidification quality and metallurgical performance uniformity of the finished pelletsPellet are poor. This article focuses on the concentrated performance of quality deviation in belt roastersBelt roaster, including black core ball and red ball problems. The causes of these problems are systematically analyzed, and the dryingDrying system of thick material layersThick Material Layer in belt roastersBelt roaster is experimentally analyzed. The longitudinal temperatureTemperature variation law of the trolley is fitted and studied. Based on the analysis of the root cause of the problem, the quality of the organizational belt roastingRoasting machine has been improved, and the uniformity of ball size has been studied and improved, thereby enhancing the air permeabilityPermeability of the trolley material layer.