Recent Development in Friction Test Methods and Apparatus of Polymer Composites

2011 ◽  
Vol 301-303 ◽  
pp. 494-496
Author(s):  
Ye Tian ◽  
Mei Jia Guo ◽  
Jian She Zhang ◽  
Yu Cheng Li ◽  
Dong Xing Zhang ◽  
...  

Friction and wear performance is very complex. There are many tests methods and tests apparatus. In this paper, some basic of friction contact types and relative motion modes were introduced. Then some important friction tests methods and apparatus for composites were reviewed concisely. At last, a new friction method and equipment used in Kevlar/epoxy composite were proposed.

2021 ◽  
Vol 233 ◽  
pp. 04021
Author(s):  
An Haizhen ◽  
Chen Li ◽  
Zhen Penghou ◽  
Liu Min

In order to study the tribological properties of different hydraulic oils under different motion modes, four-ball tester and block-on-ring tester were used to optimize the test parameters and evaluate performance of commercial hydraulic oils. The results showed that the optimized test methods under the form of point and line motion modes can better evaluate the extreme pressure and anti-wear performance of hydraulic oi. There was a negatively correlation between extreme pressure and anti-wear performance; this method can provide a basis for the reasonable selection of lubricating oil in hydraulic system.


2016 ◽  
Vol 868 ◽  
pp. 18-22
Author(s):  
Hai Xia Guo ◽  
Nan Qu ◽  
Jian Feng Yang ◽  
Jun-Ichi Matsushita ◽  
Seung Ho Kim ◽  
...  

Two types of CuFe matrix composites with different reinforcements: silica and alumina particulates were developed using powder metallurgy. The mechanical properties were determined from Brinell hardness and flexural strength. The dry sliding friction and wear performance of the composites were investigated by the friction test. The results indicated that mechanical properties of alumina were superior to those of silica. The friction tests of the composites showed that the alumina reinforcement particle provides better braking performance. A wear track examination of composites showed that same abrasive wear. Our results indicated that composites with alumina reinforcement particles of high compatibility are to be preferred for braking performance.


2003 ◽  
Vol 111 (1298) ◽  
pp. 790-792
Author(s):  
Shuji SAKAGUCHI ◽  
Kiyoshi HIRAO ◽  
Yukihiko YAMAUCHI ◽  
Shuzo KANZAKI

1996 ◽  
Vol 69 (6) ◽  
pp. 430-441
Author(s):  
Noriaki WADA ◽  
Akiyoshi INOUE ◽  
Yasushi KURITA ◽  
Masayoshi NAKAJIMA ◽  
Yoshiaki NOJIMA ◽  
...  

1985 ◽  
Vol 107 (4) ◽  
pp. 467-471 ◽  
Author(s):  
M. Hirano ◽  
S. Miyake

The effects of boron and argon ion implantation on the tribological characteristics of SUS440C stainless steel, sliding against a SUS440C ball (unimplanted) were investigated at room temperature using a friction test apparatus employing a ball-plate geometry in the absence of a lubricant. Wear performance was estimated using a profilometer tracing of the specimen wear track. Boron implantation reduced both the friction and wear of SUS440C. The friction coefficient of SUS440C was reduced from 0.75 to 0.15. SEM observations of wear track topography suggest that the reduction of the friction coefficient can be attributed to reduced adhesion due to boron implantation. The friction coefficient of the boron implanted layer decreased with an increase in the total ion dose. Argon implantation was carried out to distinguish the effects of implantation from the influence of contamination. Argon implantation increased the friction coefficient from 0.8 to 1.0 in contrast with boron implantation.


2020 ◽  
Vol 62 (12) ◽  
pp. 1205-1214
Author(s):  
Lu-cheng Cai ◽  
Xiao-song Jiang ◽  
Yu-cheng Guo ◽  
Da-ming Sun ◽  
Xing-long Wang ◽  
...  

2021 ◽  
Vol 157 ◽  
pp. 106891
Author(s):  
Hongwei Ruan ◽  
Yaoming Zhang ◽  
Song Li ◽  
Lijun Yang ◽  
Chao Wang ◽  
...  

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