... concentration. The power index value of the velocity is decreased with increasing orientation angle. Scanning electron microscopy revealed combined ductile-brittle erosion at acute angles and brittle erosion at oblique angles (≥45°). An empirical correlation, as a contribution of deformation and cutting wear...

... for publication in the J ournal of T ribology . 17 02 2025 13 05 2025 13 05 2025 15 05 2025 The study focused on developing Al5052 composites reinforced with cenosphere particles to improve their wear resistance. The wear rates of the test materials were measured using a pin-on-disk...

...) and a thiadiazole derivative (T561) are evaluated. It is shown that when the content of MGr is 1.5%, the average friction coefficient and wear rate of the rolling liquid are 0.071 and 0.51×10 −6 mm 3 /N·m, respectively, representing reductions of 11.25% and 30.6% compared to the base rolling liquid. Furthermore...

... 0.15 0.145 0.173 Temperature change (percentage increase) 9.94 3.86 6.07 6.62 Table 3 Literature review of tribological characteristics of various nanoparticles as lubricant additives Materials Nanoparticles Wear test Wear results COF SWR Steel–Steel [ 73...

...Huijiang An; Zhikui Dong; Huangtao Lin; Shuai Guo; Mingyang Liu; Zhe Xu; Chao Ai The slipper pair accelerated degradation test has a long cycle time, high cost, lack of mechanism explanation, and cannot illustrate the correspondence of wear rate under different pressures, there is an urgent need...

.... Wear and frictional behaviors are important when the TBCs are subject to foreign object contact. To characterize the wear performance of TBCs, this study presents an improved discrete element method (DEM)-based model to investigate the wear mechanisms induced by friction at the microscopic level...

...Yizhuo Chen; Honghao Zhao; Shaoguang Feng; Wenbo Yang; Haiyang Liu; Fei Guo This study explores the complex nonlinear relationship between wear and noise, expanding traditional tribological methods. We conducted friction and wear experiments using two polymers and six metals across a wide...

... behaviors and wear mechanism of textured leaded brass/C45 steel friction pairs lubricated by 10# aviation hydraulic oil with six texture sizes and two rotating speeds were researched by wear test, with the aim of optimizing the tribological characteristics of the textured friction pairs. Furthermore, a time...

..., temperature distribution, tool wear, and motor current drawn are monitored and analyzed. It is found that stable machining conditions are observed when using UCO as a lubricant as the values of surface roughness, temperature distribution, and tool wear are very consistent for three different cutting speeds...

...Dhanunjay Kumar Ammisetti; S S Harish Kruthiventi In the present work the effect of graphene/ Al 2 O 3 on the microstructure, mechanical, and wear characteristics of AZ91 alloy was studied. The composites with various proportions of graphene/ Al 2 O 3 are prepared using inert gas assisted stir...

...Ying Xu; Kang Fu; Shengfang Yu; Lulu Yao; Yufu Xu To address friction and wear issues in machining AISI 1045 steel, a novel oil-in-water microemulsion cutting fluid was developed using white oil, water, and eco-friendly additives (tricarboxylic acid and tall oil fatty acid amide). Tribological...

...Xiaoyi Wang; Huaxi Zhou; Jinglun Xie; Chang-Guang Zhou; Yi Zhang Wear-induced degradation in linear motion ball guides (LMBGs) can significantly impact the precision of computer numerical control (CNC) machine tools. The wear coefficient is a critical parameter determining the wear rate. However...

... on SiC has not been thoroughly studied. This research employs a ball-on-disk friction and wear method to evaluate the effects of different electrolyte solutions (strong acid, strong base, and neutral electrolyte) and electrolyte concentrations on the electrochemical anodic oxidation reaction of single...

...Xin Liu; Jing Zhang; Peng Sui Under lean lubrication conditions, as well as during cold and hot starts of the engine, the cylinder liner and piston rings experience significant wear, which affects the engine's efficiency and lifespan. The dry friction and wear behaviors of HT200 encountered...

... objectives, such as a high coefficient of friction, low rates of wear, consistent performance across various operational circumstances, and resistance against thermal deterioration. Many significant advancements have been made today to improve the frictional performance of friction materials in wind turbines...

... contact mechanics wear wear mechanisms Slurry erosion is a type of wear, where degradation occurs due to the impact of solid particles of the eroded surface suspended in a liquid medium [ 1 ]. Slurry erosion is a serious problem in maritime industries, oil and gas production as well as mining...

...Kishan Nath Sidh; Harish Hirani Accurately assessing wear volume is critical for advancing material development, improving manufacturing practices, and extending the lifespan of mechanical components. In four-ball tribometer tests, traditional methods typically estimate wear volume based on wear...

...Noël Brunetière During the wear process of surfaces in sliding friction, there is a running-in period during which the topography of surfaces changes with time before reaching the steady wear regime. In the steady wear regime, the statistical parameters used to describe the topography...

... , “ Selection of Bearings ,” Industrial Tribology: The Practical Aspects of Friction, Lubrication and Wear , M. H. Jones , and D. Scott , eds., Elsevier Scientific Publishing Company , New York, USA . [2] Williams , J. , 2005 , Engineering Tribology , Cambridge University Press...

... the inclusion of Ag notably decreased the coefficient of friction (COF) at elevated temperatures, no distinct trend in COF was observed for the tests conducted at 25 °C. The composite coating containing 5 vol% Ag exhibited superior friction and wear performance at 25 °C and 450 °C. The addition of Al 2 O 3...