Tribological Properties of Ti3SnC2/Cu Composite

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Abstract:

In this study, 5 wt. % Ti3SnC2/Cu composite was synthesized by hot pressed sintering, and its tribological properties against AISI52100 steel balls were investigated using a ball-on-disk wear tester. The effects of sliding speeds and applied loads on the tribological behavior of Ti3SnC2/Cu were studied. The results showed the wear rate of Ti3SnC2/Cu composite increased with the increase of applied load and decreased with increase of sliding speed. The main tribological mechanisms of Ti3SnC2/Cu were abrasive wear and slightly oxidative wear. The friction coefficient of Ti3SnC2/Cu composite was stable and much lower than that of Cu at the same conditions. The loads were effectively born by the Ti3SnC2 particles and the wear resistance of the matrix was obviously improved.

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Key Engineering Materials (Volumes 602-603)

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519-522

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March 2014

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© 2014 Trans Tech Publications Ltd. All Rights Reserved

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