Industrial Lubrication and Tribology: Volume 69 Issue 5

The tribological performance of brucite lubricant at high temperature

Xueping Hu, Pengfei Tang, Yanfei Wang, Jing Liu

Water-based graphite lubricants have good lubricity in the process of metal forming, especially for hot-rolling seamless pipe. Although the use of water as a working fluid system…

Quantitative analysis of wear particles generated by cavitation erosion in glycerol-water mixtures

Bahaa Saleh, A. Abouel-Kasem, Shemy Ahmed

This paper aimed to analyze removed particles from stationary specimen-aluminum (Al-99.92) produced by vibratory cavitation erosion tests in distilled water and glycerol-water…

A novel quasi-3D thermodynamic model of oil film bearing with non-Newtonian and temperature-viscosity effects

Feng Liang, Quanyong Xu, Ming Zhou

The purpose of this paper is to propose a quasi-three-dimensional (3D) thermohydrodynamic (THD) model for oil film bearings with non-Newtonian and temperature-viscosity effects…

Tribological properties of beef tallow as lubricating grease

Juozas Padgurskas, Raimundas Rukuiža, Ihor Mandziuk, Arturas Kupcinskas, Katerina Prisyazhna, Andrei Grigoriev, Inna Kavaliova, Sergej Revo

The purpose of this paper is to report on the tribological properties of beef tallow grease and improvements therein through modification with special processing, polymeric…

Synthesis and field dependent shear stress evaluation of stable MR fluid for brake application

Lijesh K.P., Deepak Kumar, Harish Hirani

The purpose of this paper is to report on the development of magnetorheological (MR) fluids, having high on-state shear stress/viscosity, low off-state shear stress/viscosity…

On the study of Rayleigh step slider bearings lubricated with non-Newtonian Rabinowitsch fluid

N.B. Naduvinamani, Siddharam Patil, S.S. Siddapur

Nowadays, the use of Newtonian fluid as a lubricant is diminishing day by day, and the use of non-Newtonian fluids has gained importance. This paper presents an analysis of the…

CFD analysis on natural convective heat transfer of Al2O3-gear oil nanolubricant used in HEMM

Ankit Kotia, Subrata Kumar Ghosh

The present work aims to numerically investigate the natural convective heat transfer performance of aluminium oxide (Al₂O₃)-gear oil nanolubricant used in heavy earth moving…

Preparation and performance evaluation of mPAO8 using olefin from coal as raw material

Yuefeng Ma, Jian Xu, Xiangqiong Zeng, Haizhen Jiang, Jiusheng Li

The purpose of this paper is to prepare metallocene polyalphaolefin 8 (mPAO8) by the oligomerization of olefin from coal with metallocene catalyst system and compare it with…

The soot handling ability requirements and how to solve soot related viscosity increases of heavy duty diesel engine oil

Zhongping Tang, Zhengwen Feng, Peng Jin, Xisheng Fu, Hua Chen

The purpose of this paper is to identify the feature of soot in diesel engine oil and provide a method to stably disperse these soots using effect additives which is benefical for…

Effects of structural parameters of oil groove on transmission characteristics of hydro-viscous clutch based on viscosity-temperature property of oil film

Fangwei Xie, Diancheng Wu, Yaowen Tong, Bing Zhang, Jie Zhu

The purpose of this paper is to study the influence of structural parameters of oil groove (such as central angle number, depth and so on) on pressure, flow, load capacity and…

Behavior evaluation and effects of different lubricants in ECAP process

Seyed Husein Hasani Najafabadi, Ali Akbar Lotfi Neyestanak, Saeed Daneshmand

The purpose of equal channel angular pressing (ECAP) is producing ultra-fine grain materials. In practical applications, it is important to understand and predict effect of…

Lubricity characteristics of Jatropha curcas biodiesel

De-Xing Peng

Engine component endurance is related to fuel properties. Decreasing the sulfur content of a fuel reduces its lubricity, thus damaging engines and fuel systems. Therefore…

Friction and wear behaviour of Fe-Cu-C based self lubricating material with CaF2 as solid lubricant

Sanjay Mohan Sharma, Ankush Anand

This paper aims to investigate the effect of CaF₂ (calcium fluoride) addition as a solid lubricant on the friction and wear behaviour of sintered Fe-Cu-C materials under different…

Development of a nanodiamond-based lubricant for a versatile use in the beverage industry conveyor systems

Carmen Torres-Sanchez, Nikolaos Balodimos

The purpose of this paper is to propose a nanodiamond-particle-loaded food-grade lubricating oil, a nanolubricant, that can be used over a broad range of loads in factories (low…

Temperature dependence of the extreme-pressure behavior of CuO and TiO2 nanoparticle additives in metal-forming polymeric lubricants

Laura Peña-Parás, Patricio García-Pineda, Demófilo Maldonado-Cortés, Gerardo Tadeo Garza, Jaime Taha-Tijerina

The purpose of this work is to investigate the effect of temperature on the extreme-pressure (EP) properties of CuO and TiO₂ nanoparticle-filled polymeric lubricants for…

Influence of surface roughness and ZDDP additive on the friction and wear of reciprocating sliding surfaces at high contact pressures

Anil P.M., Vasudevan Rajamohan

Surface roughness has been proved to be influencing the running-in wear of machined components under dry and lubricated sliding conditions. Zinc dialkyl dithiophosphate (ZDDP) is…

Rheological behaviour of lubrication oils used in two-stroke marine engines

Rathesan Ravendran, Peter Jensen, Jesper de Claville Christiansen, Benny Endelt, Erik Appel Jensen

The purpose of this study is to investigate the rheological behaviour of commercial lubrication oils used for cylinder lubrication in two-stroke marine diesel engines…

Hydrodynamic journal bearing lubricated with a ferrofluid

Nimeshchandra S. Patel, Dipak Vakharia, Gunamani Deheri

This paper aims to investigate the performance of a ferrofluid-based hydrodynamic journal bearing system.

Statistical models for predicting wear and friction coefficient of palm kernel activated carbon-epoxy composite using the ANOVA

Noor Ayuma Mat Tahir, Mohd Fadzli Bin Abdollah, Rafidah Hasan, Hilmi Amiruddin, Muhammad Ilman Hakimi Chua Abdullah

The purpose of this study was to propose statistical models for predicting wear and friction coefficient of the palm kernel activated carbon-epoxy composite using the analysis of…

The effect of dimple size on the tribological performances of a laser surface textured palm kernel activated carbon-epoxy composite

Martini Mohmad, Mohd Fadzli Bin Abdollah, Noreffendy Tamaldin, Hilmi Amiruddin

The purpose of this study is to investigate the effect of dimple size on the tribological performances of laser surface-textured palm kernel-activated carbon-epoxy (PKAC-E…

Friction and wear properties of an automobile brake lining reinforced by lignin fiber and glass fiber

Wang Chengmin, Yang Xuefeng, Cai Xiguang, Ma Tao, Li Yunxi, Song Peilong

This paper aims to thrash out friction and wear properties of automobile brake lining reinforced by lignin fiber and glass fiber in braking process.

A study on the microstructures and three–body abrasive wear behaviors of Fe–B alloy under different Fe2B boride orientation

Dawei Yi, Zhiyun Zhang, Jin Chen, Libin Niu, Jianhong Peng

The directional solidification Fe-B alloy was prepared. The microstructures and three-body abrasive wear behaviors of directional solidification alloy were investigated.

An adaptive approach for recovering overlapping echoes in oil film thickness measurement by ultrasound

Kai Zhang, Tonghai Wu, Zhihe Duan, Qingfeng Meng, Qinghu Meng

For oil film thickness measurement using ultrasonic spring model, obtaining the isolated reflection from the oil film layer is the key point. While for oil film thickness…

Experimental and numerical investigation on single dent with marginal bump in EHL point contacts

Xue-feng Wang, R.F. Hu, Weiyan Shang, Fuzhou Zhao

The dent is one of typical surface defects on the surfaces of the machine elements and it is not in fact inerratic. This work aims to investigate the effect of a single dent with…

Effect of binary rare earth oxide on the properties of plasma sprayed Al2O3/TiO2 coatings

Qingjun Ding, Bo Tian, Gai Zhao, Feng Wang, Huafeng Li, Yunlai Shi

This study systematically investigated the effect of the binary rare earth oxide of La₂O₃ and Sm₂O₃ on the properties of the Al₂O₃/TiO₂ (AT) coating, including phase transform…