Effect of braking pressure and braking speed on the tribological properties of C/SiC aircraft brake materials

Shangwu Fan, Litong Zhang, Laifei Cheng, Guanglai Tian, Shangjie Yang

Research output: Contribution to journalArticlepeer-review

112 Scopus citations

Abstract

Effects of braking pressure and braking speed on the tribological properties of C/SiC aircraft brake materials has been studied using a disk-on-disk type laboratory scale dynamometer. The braking temperature increased with increasing braking speed and was less affected by changes in braking pressure. The friction coefficient increased to the maximum value at 10m/s and then fell with the increase of braking speed at the same braking pressure. The friction coefficient decreased with the increase of braking pressure at the same braking speed. The wear rate increased with braking speed increasing at the same braking pressure. The wear rate was little at braking speed below 20m/s, and rapidly increased when the braking speed exceeded 20m/s.

Original languageEnglish
Pages (from-to)959-965
Number of pages7
JournalComposites Science and Technology
Volume70
Issue number6
DOIs
StatePublished - Jun 2010

Keywords

  • A. Ceramic-matrix composites
  • B. Friction/wear
  • E. Liquid melt infiltration

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