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Effect of β-SiAlON addition on property of alumina-based ultra-low cement castables
Author(s): 
Pages: 41-43
Year: Issue:  1
Journal: REFRACTORIES

Keyword:  β-SiAlON刚玉浇注料高温强度抗热震性;
Abstract: 研究了β-SiAlON加入量(质量分数)分别为0、4%、6%、8%和10%时对刚玉基超低水泥浇注料烧结性能、高温强度和抗热震性的影响.结果表明:β-SiAlON的加入对材料的烧结有负面影响,它使试样的气孔率升高,强度降低,但提高了试样的高温抗折强度(1400℃);β-SiAlON的加入可显著改善试样的抗热震性,残余强度保持率由18.4%提高到40%~49%.
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