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Tribological properties of ZrO2 (Y2O3)–Mo–BaF2/CaF2 composites at high temperatures

Authors :
Kong, Lingqian
Bi, Qinling
Zhu, Shengyu
Yang, Jun
Liu, Weimin
Source :
Tribology International. Jan2012, Vol. 45 Issue 1, p43-49. 7p.
Publication Year :
2012

Abstract

Abstract: ZrO2 (Y2O3) with different contents of BaF2/CaF2 and Mo were fabricated by hot pressed sintering, and the tribological behavior of the composites against SiC ceramic was investigated from room temperature to 1000°C. It was found that the ZrO2 (Y2O3)–5BaF2/CaF2–10Mo composite possessed excellent self-lubricating and anti-wear properties. The low friction and wear were attributed to enhanced matrix and BaMoO4 formed on the worn surfaces. [Copyright &y& Elsevier]

Details

Language :
English
ISSN :
0301679X
Volume :
45
Issue :
1
Database :
Academic Search Index
Journal :
Tribology International
Publication Type :
Academic Journal
Accession number :
67383670
Full Text :
https://doi.org/10.1016/j.triboint.2011.09.008