Effects of Environmental Humidity on the Tribological Properties of Modified PTFE Three-Layer Composites

Author:

Xie Ting1,Yang Ting Ting1,Yang Wen Juan1,Tian Ming1

Affiliation:

1. Hefei University of Technology

Abstract

In this paper, the tribological properties of the modified PTFE three-layer composites in different humidities were studied. The wear mechanisms of the modified PTFE three-layer composites with and without PI were also analyzed. The test results showed that in the humidity of 15%-75%, the friction coefficients of the composites increased with the humidity increased. At the humidity of 100%, the friction coefficient reduced significantly. With the increase of humidity, the wear of the composites decreased at first and then increased. The smallest wear appeared when the humidity was 45% or 60% for with or without PI composites respectively. And the results also revealed that PI is helpful to improve the wear stability of the composites in different humidities.

Publisher

Trans Tech Publications, Ltd.

Subject

General Engineering

Reference10 articles.

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3. Gang Chen, Ming-hua Jiao, Ting Xie, Jian-wei Yu. Effects of Fillers on the Tribological Properties of Polytetrafluoroethylene Based Composites (in Chinese), Bearing (10) (2007) 42-45.

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