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contributor authorChen, Yan
contributor authorWang, Xuezhen
contributor authorClearfield, Abraham
contributor authorLiang, Hong
date accessioned2019-03-17T10:44:31Z
date available2019-03-17T10:44:31Z
date copyright11/1/2018 12:00:00 AM
date issued2019
identifier issn0742-4787
identifier othertrib_141_03_031801.pdf
identifier urihttp://yetl.yabesh.ir/yetl1/handle/yetl/4256292
description abstractGrease plays important roles in reducing frictional loss and providing protection of rubbing surfaces. In this research, we investigated the effects of α-zirconium phosphate nanoparticles as additives in grease on the galling behavior of a pair of steels (4130 against P530). The results showed that the addition of 0.5 wt% of nanoparticles in petroleum jelly could reduce the friction for 10% and the area being galled for 80%. In terms of particle sizes, the 1 μm sized particles have profound influence in galling reduction. This is due to the increased contribution of van der Waals forces in the stacked layers of those particles. Under shear, those particles are exfoliated, resulting in low friction and more surface coverage to protect surfaces from galling.
publisherThe American Society of Mechanical Engineers (ASME)
titleAnti-Galling Effects of α-Zirconium Phosphate Nanoparticles as Grease Additives
typeJournal Paper
journal volume141
journal issue3
journal titleJournal of Tribology
identifier doi10.1115/1.4041538
journal fristpage31801
journal lastpage031801-6
treeJournal of Tribology:;2019:;volume( 141 ):;issue: 003
contenttypeFulltext


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