Optimizing fiber/matrix interface by growth MnO 2 nanosheets for achieving desirable mechanical and tribological properties

Jie Fei, Lan Luo, Ying Qi, Xiao Duan, Chao Zhang, Hejun Li, Jianfeng Huang

Research output: Contribution to journalArticlepeer-review

29 Scopus citations

Abstract

A novel and characteristic method is confirmed for enhancing the fibers/resin interfacial strength by growing MnO 2 nanosheets on the woven carbon fiber (WCF) using the hydrothermal method for 1 h from 100 to 175 °C. An interesting finding is that both the density and length of MnO 2 nanosheets are functions of the growth temperature. The optimal growth temperature is 125 °C, and the homogeneous and porous MnO 2 has greatly improved the wettability between the WCF and the matrix and further results in an improvement of 16.3% and 30.2% in the flexural strength and tensile strength of the composite. And then tribological properties are further improved which can be verified by an obvious increment in dynamic fricition coefficient and a 38.7% reduction in wear rate.

Original languageEnglish
Pages (from-to)364-371
Number of pages8
JournalApplied Surface Science
Volume452
DOIs
StatePublished - 15 Sep 2018

Keywords

  • Friction/wear
  • Mechanical strength
  • MnO /WCF hybrids
  • Resin composite

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