Industrial Lubrication and Tribology: Volume 74 Issue 10

Research on wear performance of new type CL60 steel for metro wheel

Xie Yidong, Sun Peiweni, Li Qiang, Fu Caozheng, AiHua Zhu, Jianwei Yang, Chaochao Ma

The CL60 steel wheels of metro vehicles running on a specific line need frequent reprofiling due to rapid wear. Considering this problem, a new material for metro wheels was…

Elastohydrodynamic ultrathin film formation at the start-up of motion under the combined effect of surface force and hydrodynamic action

Mohamed Abd Alsamieh

The purpose of this study is to investigate the behavior of ultra-thin film formation at the start-up of motion for different acceleration rates and final entrainment speed…

Production of boric acid added brake friction composite and the effect of heat treatment on braking characterization

İlker Sugözü, Cengiz Öner, İbrahim Mutlu, Banu Sugözü

The purpose of this study was to investigate the use of boric acid as a friction modifier material in brake friction composites and to determine the effect of heat treatment…

Influence of medical-grade montmorillonite on the tribological and safety performance of composite aluminum-based grease

Shanhua Qian, Longfei Gong, Wei Wang, Zifeng Ni, Haidong Ren

This study aims to reduce the harm of industrial lubricants to consumers. Composite aluminum-based grease (CAG) was prepared, and medical-grade montmorillonite (M-MMT) was used to…

Analysis of damage evolution and causative factors of outer raceway micromorphology of small needle roller bearings under impact load

Baoxuan Liu, Yu Feng, Shaolei Wu, Chunjie Wei, Wei Wang

This paper aims to investigate the damage evolution of bearing raceways under impact conditions from the perspective of three-dimensional (3D) surface morphology changes and to…

Effects of different temperatures and loads on the tribological behavior of foamed iron-reinforced SiCp/A359 composites

Yinfu Liu, Guoqiu He, Xiaoshan Liu, Jiaqi Pan, Zhiqiang Zhou, Yiping Liao, Qiao He, Xiaojun Xu

To improve the high-temperature wear properties of the SiCp/A359 composite, foamed iron-reinforced SiCp/A359 composite (A359–SiCp/Fe) is prepared. The purpose of this study is to…

Tribological effect of ZBUP additive on the running-in quality of sliding bearing by fractal analysis

Zhiyong Wang, Yuankai Zhou, Xue Zuo

The purpose of this paper is to study the tribological effect of zinc borate ultrafine powder (ZBUP) oil additive on the running-in quality.

Transient-mixed lubrication model numerically for friction and wear of journal bearings under heavy load during start-up

Kang Yan, Hulin Li, Ning Ding, Dan Jiang, Xianghui Meng

Friction and wear are very important factors in predicting the performance of journal bearings, particularly under heavy load in start-up processes. However, there are few…

Novel oil–air distributor design and study on the viscosity properties of its oil spraying

Wenliang Zhang, Heng Huang, Guogang Gao, Xiaopeng Xie

The purpose of this paper is to design the novel oil–air distributor (N-OAD). Its structure design, oil feeding reliability, service life and viscosity properties of air bubble…