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Composition design overview of Cu-based powder metallurgy friction material |
LIU Jian-xiu,ZHANG Chi,FAN Jiang-lei,LI Yu-wen,SONG Yang,JIA De-jin |
(Institute of Mechanical and Electrical Engineering, Zhengzhou University of Light Industry,Zhengzhou 450002, China) |
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Abstract Copper-based powder metallurgy friction material has become an important device for safe braking of high-speed trains due to its excellent comprehensive mechanical properties. The effects of alloy composition, friction component and lubrication component ratio on friction properties of copper-based powder metallurgy friction materials were summarized. The existing problems in preparation were pointed out, and the development direction of copper-based powder metallurgy friction materials was also prospected.
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Received: 18 April 2017
Published: 24 December 2018
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