Journal of Inorganic Materials

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Study on Self-lubrication Ceramic of Y-TZP/ MoS2

LIANG Hong-Xun; LU Jin-Jun; LIU Wei-Min; XUE Qun-Ji   

  1. State Key Laboratory of Solid Lubrication; Lanzhou Institute of Chemical Physics; Chinese Academy of Sciences; Lanzhou 730000; China
  • Received:2002-11-25 Revised:2003-01-20 Published:2004-01-20 Online:2004-01-20

Abstract: MoS2 powders coated with Y-TZP were prepared by heating alcohol-water solution of ZrOCl2·8H2O and Y(NO3)3·6H2O with particles of MoS2. Y-TZP/MoS2 composites with special microstructure and good mechanical properties were fabricated by hot pressing sintering. The tribological properties of Y-TZP/MoS2 composites sliding against ZrO2 at room temperature were investigated. Results show that the friction coefficient of the composite with 44wt% MoS2 added is as low as 0.25, and the wear rate of the composite is 1.05×10-6mm3/m·N

Key words: Y-TZP: MoS2, self-lubrication ceramic, coated

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