Results 1 to 10 of about 982 (157)

Tribological Properties and Lubrication Mechanism of Nickel Nanoparticles as an Additive in Lithium Grease [PDF]

open access: yesNanomaterials, 2022
Nanomaterials exhibit intriguing tribological performance and have received particular attention in the lubrication field. However, little research has been found that surveyed the application of nanometer Ni in lithium grease.
Jiusheng Li, Wenjing Hu
exaly   +4 more sources

Comparative study on corrosion resistance and lubrication function of lithium complex grease and polyurea grease [PDF]

open access: yesFriction, 2019
In this study, lithium complex grease (LCG) and polyurea grease (PUG) were synthesized using mineral oil (500SN) and polyalphaolefin (PAO40) as base oil, adsorbed onto lithium complex soap and polyurea as thickeners, respectively.
Xiangyuan Ye, Xiaoqiang Fan, Minhao Zhu
exaly   +3 more sources

Radiation tolerance of several lithium greases

open access: yesFushe yanjiu yu fushe gongyi xuebao, 2021
Using γ ray to irradiat six types of lithium grease, the color of these greases was observed to change, and the degree of change was found to be positively correlated with an increase in the absorbed dose.
ZHOU Yiji   +8 more
doaj   +2 more sources

Studies with Rheological Behavior of Composite Lithium-Based Magnetorheological Grease

open access: yesMetals, 2021
Magnetorheological (MR) grease has advantages of the anti-settlement behavior and excellent sealing property compared with conventional MR materials.
Xiaomin Dong, Pingyang Li
exaly   +3 more sources

Rheological Behavior of Carbon Nanotubes as an Additive on Lithium Grease [PDF]

open access: yesJournal of Nanotechnology, 2013
The rheological behaviors of carbon nanotubes (CNTs) as an additive on lithium grease at different concentrations were examined under various settings of shear rate, shear stress, and apparent viscosity.
Alaa Mohamed   +3 more
doaj   +2 more sources

Impact of Graphene Nano-Additives to Lithium Grease on the Dynamic and Tribological Behavior of Rolling Bearings

open access: yesLubricants, 2022
In recent years, reduced graphene oxide (rGO) received considerable interest as a lubricant nano-additive for enhancing sliding and rolling contacts. This paper investigates the tribological and dynamic behavior of ball bearings lubricated by lithium ...
Mohamed G A Nassef   +2 more
exaly   +3 more sources

Study of the changes in the microstructures and properties of grease using ball milling to simulate a bearing shear zone on grease [PDF]

open access: yesScientific Reports
The effects of shear degradation on the microstructures and properties of grease were investigated using a planetary ball mill to simulate a bearing shear zone on grease.
Jia Ren   +4 more
doaj   +2 more sources

EFFECT OF DISPERSING LITHIUM GREASE BY CLAY PARTICLES [PDF]

open access: yesJournal of the Egyptian Society of Tribology, 2021
The present work aims to enhance the lubricating properties of lithium grease by the addition of clay particles as well as paraffin oil.  Bearing steel ball loaded and slid on aluminum (Al) sheet was used to test the friction and wear when the contact ...
A. K. Ameer   +3 more
doaj   +3 more sources

Tribological Performance of Phosphonium Ionic Liquids as Additives in Lithium Lubricating Grease

open access: yesLubricants, 2018
Three oil–miscible phosphonium ionic liquids with different structures were synthesized and used as additives for a Poly Alpha Olefin 10 (PAO 10) lithium lubricating grease. Different from other additives, the ionic liquids participated in saponification
Zeyun Wang
exaly   +3 more sources

On the Flow Dynamics of Polymer Greases

open access: yesLubricants, 2022
In this paper, the flow dynamics of polymer greases was investigated using micro-particle image velocimetry. Polymer greases have a different thickener structure, compared to widely used lithium-based greases, and they have the well-known ability to ...
Josep Farré-Lladós   +4 more
doaj   +1 more source

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