... lubricants on the surface wear morphology, crack propagation and fatigue damage of the wheel rail were systematically evaluated. Findings Experiments have shown that both MoS₂ and graphite based solid lubricants can significantly suppress macroscopic wear. Under lubrication conditions...

...Peiwen Sun; Jianwei Yang; AiHua Zhu; Zhongshuo Hu; Jinhai Wang; Fu Liu; Xiaohui Wang Purpose The CL60 steel wheels of subway vehicles operating on specific lines require frequent refurbishment due to rapid wear and tear. Considering this issue, MoS₂-based and graphite-based solid...

...Justin Antonyraj I.; Vijay R.; Sathyamoorthy G.; Lenin Singaravelu D. Purpose This paper aims to discuss the influence of graphite with varying purity on the tribological performance of brake pads. Design/methodology/approach Three distinct brake pads were created within the scope...

...Saikrishnan G.; Jayakumari L.S.; Vijay R. Purpose The purpose of this paper is to deal with the tribological study on the brake pads developed using various purity-based graphitized graphite. Design/methodology/approach This paper deals with developing copper-free brake pads by using graphite...

.../approach In this study, a dry film lubricant based on graphite powder was prepared by the ultrasonic dispersion method, and deposited on the surface of carbon steel specimens by the simple pressure spraying technology. At the same time, molybdenum disulfide and polytetrafluoroethylene dry film lubricants...

...Doğan Şimşek; Dursun Özyürek; Serdar Salman Purpose The purpose of this study, the tribological behaviors at different temperatures of aluminium matrix composites (AMCs) with different amounts of ZrO₂ added were investigated. Design/methodology/approach Aluminium graphite (A356/2 wt...

...Ming Qiu; Rui Zhang; Yingchun Li; Hui Du; Xiao Xu Pang Purpose The MoS₂/graphite composite coatings modified by La₂O₃ through spraying technique were successfully prepared on the inner rings of spherical plain bearings. As a comparison, unmodified coatings were...

...Shuhaib Mushtaq; Mohd Farooq Wani Purpose This paper aims to investigate the effect of varying Wt.% (0-3 per cent) of graphite as a solid lubricant on the tribological properties of Fe-Cu-Sn alloy. Design/methodology/approach Powder metallurgy technique is used for the fabrication of Fe-Cu-Sn...

... parts for three different lubricants, graphite, molybdenum disulfide and zinc stearate, to evaluate friction coefficient in ECAP process. Mesh size was 2 × 2 mm² and embedded in parts made of AL2024; process was done in ambient temperature, and parts were in annealed situation. After...

...Amit Sharma; Manish Garg; Satnam Singh Purpose – The purpose of this paper is to develop hybrid aluminum metal matrix composite by stir casting process, reinforced with graphite and hard boron carbide particles to enhance the wear resistance. An attempt is made to optimize the wear (weight loss...

...S. Venkat Prasat; R. Subramanian Purpose – The purpose of this paper is to explore the use of fly ash and graphite particles as low cost reinforcing materials for improved wear resistance, enhanced mechanical properties and reduction in density of hybrid composites. Design/methodology...

... and reinforcement (alumina and graphite) on wear properties, as well as its contact friction. Design/methodology/approach The present study addresses the dry sliding wear behaviour of Al‐Si10Mg alloy reinforced with 3, 6 and 9 wt% of alumina along with 3 wt% of graphite. Stir casting method was used...