Effect of Addition of Non-oxides on the Slag Corrosion Resistance of MgO-Al2O3 Refractories

被引:0
|
作者
Morita, Keisuke [1 ]
Sakida, Shinichi [2 ]
Benino, Yasuhiko [1 ]
Nanba, Tokuro [1 ]
机构
[1] Okayama Univ, Grad Sch Environm Sci, Kita Ku, 3-1-1 Tsushima Naka, Okayama 7008530, Japan
[2] Okayama Univ, Ctr Environm Management, Kita Ku, Okayama 7008530, Japan
关键词
D O I
10.1088/1757-899X/18/22/222015
中图分类号
TQ174 [陶瓷工业]; TB3 [工程材料学];
学科分类号
0805 ; 080502 ;
摘要
Various non-oxides, such as SiC, Si3N4 and AlN were added to MgO-Al2O3 refractory, and the effect on the slag corrosion resistance was investigated. The specimens were prepared by a spark plasma sintering (SPS) method. Slag corrosion tests were carried out using a button method under a reducing atmosphere. Improvement in corrosion resistance was confirmed for the SiC-added specimens, and the addition of nitrides, however, resulted in deterioration. Wettability was also examined, and the compositional dependence was not observed in contact angle. Quantitative relation was not found between contact angle and penetration depth.
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页数:4
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