Results 1 to 10 of about 5,949,782 (256)

The Tribological Properties of Multi-Layered Graphene as Additives of PAO2 Oil in Steel–Steel Contacts

open access: yesLubricants, 2016
Multi-layered graphene was prepared by supercritical CO2 exfoliation of graphite. As the additives of polyalphaolefin-2 (PAO2) oil, its tribological properties were investigated using four-ball test method. The friction reduction and anti-wear ability of
Yan-Bao Guo, Si-Wei Zhang
doaj   +3 more sources

Research Progress of Tribological Properties of Titanium Alloy Micro - Arc Oxidation Coatings [PDF]

open access: yesCailiao Baohu, 2022
The titanium alloy has excellent specific strength and is a light metal alloy suitable for lightweight design. However, its low surface hardness and poor wear resistance seriously limit its practical application.
XIE Feng - kuan, ZHANG Hao, LIU Qian
doaj   +1 more source

High-Pressure Thermophysical Properties of Eight Paraffinic, Naphthenic, Polyalphaolefin and Ester Base Oils

open access: yesLubricants, 2023
In this work, the thermophysical properties of four mineral (paraffinic and naphthenic) and four synthetic (polyalphaolefin and ester) base oils are measured.
Antía Villamayor   +7 more
doaj   +1 more source

Tribological properties of carbon nanotube/polymer composites:A mini-review

open access: yesFrontiers in Materials, 2023
With the development of modern industry, the requirements for mechanical equipment are increasingly stringent, and increasing attention has been paid to reducing wear or lubrication in the movement of mechanical structural parts. Polymers are widely used
Ye Miao   +6 more
doaj   +1 more source

WEAR AND MECHANICAL PERFORMANCE OF HDPE AL2O3 NPS AND CNTS MATRIX AS FRICTIONAL MATERIALS APPLICATIONS [PDF]

open access: yesJournal of the Egyptian Society of Tribology, 2023
This study aims to improve the tribological properties of high-density polyethylene (HDPE) by adding CNTs. Cylindrical samples were prepared with 0.1-0.5% by weight of SWCNTs and MWCNTs nanoparticles.
A. K. Ameer   +2 more
doaj   +1 more source

TRIBOLOGICAL BEHAVIOR OF ULTRA-HIGH MOLECULAR WEIGHT POLYETHYLENE NANOCOMPOSITES [PDF]

open access: yesJournal of the Egyptian Society of Tribology, 2021
Thermoplastic polyethylene (PE), such as ultra-high molecular weight polyethylene (UHMWPE), is commonly used in industrial applications as bearing materials.
M. Taha   +5 more
doaj   +1 more source

Chemically bonded PA66-PTFE-oil-cb composites as novel tribologically effective materials: Part 2; pp. 493–499 [PDF]

open access: yesProceedings of the Estonian Academy of Sciences, 2021
Polytetrafluoroethylene (PTFE) exhibits excellent non-stick properties and a very low coefficient of friction under tribological stress, but it is incompatible with almost all other polymers.
Thanh-Duong Nguyen   +6 more
doaj   +1 more source

Effects of Adding MoS2 and Graphite on Tribological Properties of AerMet100 Matrix Composites [PDF]

open access: yesCailiao Baohu, 2022
In order to improve the tribological properties of AerMet100 steel, graphite/MoS2/AerMet100 composites were prepared applying powder metallurgy process with AerMet100 steel powder serving as the matrix, and MoS2 and graphite serving as the solid ...
GOU Zhou, LI Chang - sheng, ZHANG Hao, JI Lin - lin
doaj   +1 more source

Hybrid ionic liquid-polyoxometalate nanoadditives for lubricants in electric vehicles [PDF]

open access: yesRSC Advances
In this work, three ionic liquid cation–polyoxometalate anion hybrid nanoadditives, IL-POMs, namely, [N1,1,1,12]3[PW12O40], [C12MIM]3[PW12O40] and [C12Py]3[PW12O40], were analyzed as additives for polyalphaolefin 6 (PAO6), where [PW12O40]3− is a ...
Óscar Giner-Rajala   +5 more
doaj   +1 more source

Investigation on the electrical conductivity and tribological properties of NbSe2-doped lubricating grease

open access: yesMaterials Research Express, 2022
Developing lubricants with good electrical conductivity and good tribological properties is necessary for the power equipment. Here, niobium selenide (NbSe _2 ) and boron nitride (BN) were employed to act as additives to fabricate the lubricating greases
Lining Wu   +4 more
doaj   +1 more source

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