Effect of barium oxide on the formation and coexistence of tricalcium silicate and calcium sulphoaluminate

Lin Chen, Xiaodong Shen, Suhua Ma, Yeping Huang, Baiqian Zhong

科研成果: 期刊稿件文章同行评审

6 引用 (Scopus)

摘要

Formation and coexistence of tricalcium silicate (C3S) and calcium sulphoaluminate (C4A3 \bar S ) minerals in Portland cement clinker containing calcium sulphoaluminate were investigated. The f-CaO content, mineral composite and formation of mineral in the clinker were analyzed respectively by chemical analysis, differential scanning calorimetry(DSC) and X-ray diffraction. The results show that, adding a suitable amount of BaO can improve the burnability of raw meal and promote the f-CaO absorption. Tricalcium silicate and calcium sulphoaluminate minerals can form and coexist in clinkers at 1 234-1 317 °C by the addition of BaO to the raw meal. A suitable amount of BaO expanded the coexistence temperature of two minerals by 58 °.

源语言英语
页(从-至)457-461
页数5
期刊Journal Wuhan University of Technology, Materials Science Edition
24
3
DOI
出版状态已出版 - 2009

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