Industrial Lubrication and Tribology: Volume 66 Issue 1

Synthesis, characterization and tribological behavior of oleic acid-capped core-shell lanthanum borate-SiO2 composites

Zhengfeng Jia, Yan-qiu Xia, Xin Shao, San-ming Du

– The purpose of this paper is to investigate the tribological properties of poly-alpha-olefin (PAO) with nano/microstructure core-shell lanthanum borate-SiO₂ composites (OCLS).

The tribocorrosion behaviors of Hastelloy C276 alloy in seawater

Chen Jun, Yan Fengyuan, Wang Jianzhang

– The aim of this work is to study the tribocorrosion behaviors of Hastelloy C276 alloy sliding against AISI 316 stainless steel in artificial seawater and distilled water.

A suitable method for journal bearing wear measurement

Subhash Chandra Sharma, Doug Hargreaves

Ideally, there is no wear in hydrodynamic lubrication regime. A small amount of wear occurs during start and stop of the machines and the amount of wear is so small that it is…

On frictional performance of sintering materials used by mechanical seals in water

Ying Liu, Xingyu Zhao, Qingfeng Wen, Yuming Wang

It is aiming at finding tribology performance laws and mechanism of sintering materials, including new materials, which are popular or potential materials of mechanical seals…

Analysis of two phase flow in liquid oxygen hybrid journal bearings for rocket engine turbopumps

Zhang Guoyuan, Yan Xiu-Tian

A hybrid bearing of advanced cryogenic rocket engine turbopump is designed. For cryogenic fluid propellants (such as liquid oxygen) as the lubrication of bearing, bearings…

Comparison of static performance characteristics of different configurations of slot-entry hybrid journal bearing operating with non-Newtonian lubricants

Hem Chander Garg, Vijay Kumar

The slot-entry hybrid journal bearings have been successfully used in various engineering applications because of their good performance over wide range of speed and load, besides…

Investigation of wear behaviour of thixoformed and conventional gravity cast AlSi8Cu3Fe alloys

Nursen Saklakoglu, Simge Gencalp Irizalp, Yigit Ercayhan, Yucel Birol

In the present work, thixoformed AlSi8Cu3Fe alloy was investigated for its tribological properties. The tribological analysis reveals good sliding wear behaviour for thixoformed…

Tribological behaviors of some novel dimercaptothiadiazole derivatives containing hydroxyl as multifunctional lubricant additives in biodegradable lithium grease

Huan Chen, Junhui Jiang, Tianhui Ren, Lei Zheng, Yidong Zhao

In order to meet the requests of exploring environmental-friendly and multifunctional lubricant additives, some novel dimercaptothiadiazole derivatives containing hydroxyl are…

Running-in of repaired engines using friction modifiers

Mitko S. Dimitrov, Mitko I. Nikolov, Nina N. Gospodinova, Dimitar J. Pavlov

– The paper aims to present a new friction modifier (mixture of zinc and copper oleates) proper for industrial running-in of repaired engines.

Tribological properties of A356 Al-Si alloy composites under dry sliding conditions

Aleksandar Vencl, Ilija Bobic, Blaza Stojanovic

Aluminium alloys are frequently applied in automotive and other industries, since they provide mass reduction. Besides positive effects, aluminium alloys have their shortcomings…

Simulation and optimization of thrust circular bearings with planes sector-shaped

Claudio J.C. Blanco, Alvaro T. Prata, Francisco C.L. Pessoa

The purpose of this paper is to analyze journal thrust bearings geometries, used in household refrigerators, using a modified version of the Reynolds equation which includes the…

Design for static stiffness of hydrostatic bearings: double-action variable compensation of spool-type restrictors

Yuan Kang, Ding-Wen Yang, Sheng-Yan Hu, Yu-Hong Hung, De-Xing Peng, Shih-Kang Chen

This paper is the third part of a serial studies for constant and variable compensations of the closed-type hydrostatic thrust bearings which has face-to-face recesses couple. The…

Wear performance and its online monitoring of the semimetal brake lining for automobiles

Yan Yin, Jiusheng Bao, Lei Yang

In order to improving the braking reliability and assuring the driving safety of automobiles, this paper aims at the wear performance and its online monitoring of its brake…

Wear behaviour of Ti6Al4V alloy blasted with zirconia/hydroxyapatite powders

A.B. Hazar Yoruç, O. Elkoca, Harika Ekşioğlu Yıldız, Ahmet Koyun

The purpose of this paper is to investigate the effect of blasting treatment with zirconia/hydroxyapatite powders on the surface roughness, in vitro bioactivity and wear behavior…

Effects of reciprocating motion parameters on lubricating properties of tripod sliding universal joints

X.F. Wang, R.F. Hu, K.S. Wang, H.R. Cui

This paper aims to clarify the effects of the reciprocating motion parameters on the lubricating performance of the tripod sliding universal joint (TSUJ). These parameters mainly…

Chemical mechanical polishing of steel substrate using aluminum nanoparticles abrasive slurry

De-Xing Peng

Chemical mechanical polishing (CMP) has attracted much attention recently because of its importance as a nano-scale finishing process for high value-added large components that…

Anti-friction property of surface patterning nano-hard film on the monocrystalline silicon surface

Chen Wengang, Ge Shirong, Pang Lianyun, Zhang Yonghai

Three types of pattern on the monocrystalline silicon surface were prepared by using laser surface processing equipment. The DLC film and Si-DLC film on the patterning surface…

Preparation and tribological properties of surface-modified calcium borate nanoparticles as additive in lubricating oil

Ying Huang, Sheng Han, Sizhou Liu, Yuhong Wang, Jiusheng Li

To develop a potential substitute for conventional lubricant additive and improve the oil-solubility of nanoparticles, calcium borate nanoparticles modified by an eco-friendly or…

A comparison of two minimum quantity lubrication delivery systems

Sheri Kurgin, Jean M. Dasch, Daniel L. Simon, Gary C. Barber, Qian Zou

The purpose of this paper is to compare the performance of single- and dual-channel minimum quantity lubrication (MQL) for reaming spool bores in an automotive transmission valve…