Sustainable utilization of a converter slagging agent prepared by converter precipitator dust and oxide scale

Bailong Liu, Zhaohui Zhang*, Longxin Sun, Zhenghua Yang, Lu Feng

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

4 Citations (Scopus)

Abstract

A converter slagging agent was prepared using converter precipitator dust and oxide scale as raw materials and bentonite, calcium oxide, and soluble glass as binders. The influence of differentbinders on the strength of the converter slagging agent was studied. The optimum ratio of bentonite, calcium oxide, and sodium silicate was determined by orthogonal experiments. The chemical composition, strength, moisture content, alkalinity, and other indicators of the prepared converter slagging agent met the requirements for converter smelting. The drop intensity of the green pellet was 3.7 times, and the compressive strength of the dry pellet could reach 988.72 N/m2. Therefore, the sustainable utilization of converter precipitator dust and oxide scale could be realized bythe preparation of a converter slagging agent.

Original languageEnglish
Pages (from-to)664-674
Number of pages11
JournalGreen Processing and Synthesis
Volume9
Issue number1
DOIs
Publication statusPublished - 1 Jan 2020
Externally publishedYes

Keywords

  • binder
  • converter precipitator dust
  • converter slagging agent
  • oxide scale

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