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M. KANDEVA, V. ROZHDESTVENSKY, P. SVOBODA, ZH. KALITCHIN, E. ZADOROZHNAYA
Original Title
Influence of the Size of Silicon Carbide Nanoparticles on the Abrasive Wear of Electroless Nickel Coatings. Part 1
Type
journal article in Web of Science
Language
English
Original Abstract
The present work represents the results of an investigation on wear and wear resistance of electroless nickel coatings with SiC nanoparticles of different sizes - 10 nm, 45 nm, 100 nm, 150 nm and 700 nm under conditions of dry friction along the surface of firmly attached abrasive particles. It has been established that the size of the SiC nanoparticles in combination with thermal treatment of the coatings exert substantial influence on the micro-hardness, on the character and the magnitude of linear wear, on the wear intensiveness and on the wear resistance of the coatings. The thermal treatment leads to increase in the micro-hardness of coatings without nanoparticles and coatings with nanoparticles. The highest wear resistance and micro-hardness is manifested by nickel coatings with the smallest size of the nanoparticles - 10 nm. Upon increasing the size of the SiC nanoparticles the wear resistance and micro-hardness become decreased. It has been found out that in case of 10 nm nanoparticle size the kinetic curve of the wearing off process has linear character and the stage of co-operation of the coating is missing, which indicates high energy effectiveness of these coatings. Upon increasing the size of the SiC nanoparticles the kinetic curve acquires wave-like character with well expressed stage of gradual cooperation.
Keywords
Tribology, Abrasive Wear, Electroless Nickel Coatings, Nanoparticles, Silicon Carbide
Authors
Released
31. 12. 2019
Publisher
SCIBULCOM LTD
Location
BULGARIA
ISBN
1311-5065
Periodical
J ENVIRON PROT ECOL
Year of study
20
Number
4
State
Republic of Bulgaria
Pages from
1889
Pages to
1903
Pages count
15
URL
https://docs.google.com/a/jepe-journal.info/viewer?a=v&pid=sites&srcid=amVwZS1qb3VybmFsLmluZm98amVwZS1qb3VybmFsfGd4OmUzNjk4NTVlMWU3YWM5Nw
BibTex
@article{BUT159827, author="Petr {Svoboda}", title="Influence of the Size of Silicon Carbide Nanoparticles on the Abrasive Wear of Electroless Nickel Coatings. Part 1", journal="J ENVIRON PROT ECOL", year="2019", volume="20", number="4", pages="1889--1903", issn="1311-5065", url="https://docs.google.com/a/jepe-journal.info/viewer?a=v&pid=sites&srcid=amVwZS1qb3VybmFsLmluZm98amVwZS1qb3VybmFsfGd4OmUzNjk4NTVlMWU3YWM5Nw" }