Industrial Lubrication and Tribology: Volume 67 Issue 5

Study on aeronautical steel under minimal quantity lubrication

Guan Wen, Youhua Ge, Dai Zhendong, Zheng Gao

The purpose of this paper is to investigate that if the lubrication system of a helicopter reducer is compromised, its gears and bearings will be at non-lubricating oil work…

Studies on wear resistance of organic tamarind kernel powder filled glass-epoxy composites based on Taguchi technique

Annappa A R, S Basavarajappa

The aim of the this study is to develop a new class of composites which would be more commercially viable and environmentally sustainable via reduced resource depletion, as there…

Study on antifriction mechanism of lubricating wear-resistant coating with parallel texture

Yuncai Zhao, Fei Yang, Yongming Guo

– The purpose of this paper is to investigate the effects of parallel texturing coating on antifriction mechanism of lubricating wear-resistant coating.

Jojoba modified polymers as performance modifiers additives for engine oil

Nehal S. Ahmed, Amal M. Nassar, Rabab M. Nasser

– The purpose of this paper is to prepare novel types of copolymers and terpolymers depending on jojoba, and using them as additives for lubricating oil.

Flammability of emulsions on hot surfaces

Lorena Deleanu, Constantin Georgescu, Sorin Ciortan, Liviu Catalin Solea

The purpose of this paper is to establish the influence of oil concentration in oil-in-water emulsions on their flammability on hot surfaces and on their viscosity. The interest…

Surface and wear mechanisms analysis of phosphorous-free and conventional engine lubricants on cylinder liner and piston rings surfaces

Dogus Özkan, Hakan Kaleli, Yves BERTHIER, Levent Yüksek

This paper aims to investigate the wear mechanisms, formations and effectiveness of tribofilms of new developed, antiwear additive which is called mercapthocarboxylate. The…

Synthesis and lubricating properties of neopentyl glycol oligoesters based on rapeseed oil

Dezhong Liao, Jieyu He, Lixin Mao, Yixue Xu

The aim of this work is to synthesize neopentyl glycol oligoesters based on adipic acid and rapeseed oil (NOAR) which may be used as the renewable and environmentally acceptable…

Tightness testing of rotary ferromagnetic fluid seal working in water environment

Marcin Szczech, Wojciech Horak

The purpose of this publication is to determine the influence of selected factors on the durability and the tightness of ferrofluid seals working in water environments…

Influence of layer thickness on sliding wear of multifunctional tribological coatings

Luciano Castro Lara, Henara Costa, José Daniel Biasoli de Mello

This paper aims to analyse the influence of the thickness of different layers [diamond-like-carbon (DLC) and chromium nitride (CrN)] on the sliding wear behaviour of a…

On the running-in behavior of rough surface of piston rings in mixed lubrication regime

Jun Cheng, Xianghui Meng, Youbai Xie, Wenxiang Li

The purpose of this paper is to study the real-time change of surface roughness at different small regions of piston rings during running-in process. Meanwhile, the effects of…

Analysis of elasto-hydrodynamic lubrication of journal bearing based on different numerical methods

Fanming Meng, Yuanpei Chen

The purpose of this study is to analyze and compare the tribological performances of journal bearings at different conditions through four numerical methods, which are based on…

A new logarithmic profile model and optimization design of cylindrical roller bearing

Li Cui, Yafei He

The purpose of this paper is to find a new logarithmic profile model of cylindrical roller bearing, which is expected to avoid edge effect and allow a straight portion on the…

Editorial

Carsten Gachot