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Particle distribution, film formation and wear performance of brush plated Ni/WC

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dc.creator Isern, Luis
dc.creator Impey, Sue
dc.creator Clouser, S. J.
dc.creator Milosevic, D.
dc.creator Endrino, José L.
dc.date 2018-09-12T11:41:11Z
dc.date 2018-09-12T11:41:11Z
dc.date 2018-06-16
dc.date.accessioned 2022-05-25T16:38:27Z
dc.date.available 2022-05-25T16:38:27Z
dc.identifier Isern L, Impey S, Clouser SJ. (2018) Particle distribution, film formation and wear performance of brush plated Ni/WC. Journal of The Electrochemical Society, Volume 165, Issue 9, 2018, pp. D402-D410
dc.identifier 0013-4651
dc.identifier Https://doi.org/10.1149/2.1161809jes
dc.identifier http://dspace.lib.cranfield.ac.uk/handle/1826/13477
dc.identifier 21460488
dc.identifier.uri http://localhost:8080/xmlui/handle/CUHPOERS/182334
dc.description Nickel-matrix composite coatings with tungsten carbide particles were produced by brush electroplating using different current densities and materials of the brush. Non-abrasive materials and high current densities produce coatings with high particle content and non-uniform dispersion. Abrasive wear testing showed premature coating failure in areas with high particle concentrations (>21.3 at.% of W). Changes to the solution flow direction were undertaken to decrease ‘solution pooling’, as it was related to areas with excessive particle content. This, together with the use of abrasive brushes at lower current densities, gives Ni/WC coatings with a low and narrow composition range (from 13.2 ± 4.8 to 2.8 ± 0.8 at.% of W). Such optimized coatings minimized premature coating failure and improved the wear resistance to 1.8–4.4 times that of the original nickel matrix, achieving values similar to hard chrome coatings tested under the same conditions. Unlike other brush plated composite coatings, changes in coating morphology are not heavily influenced by processing parameters, but are sensitive to the presence of WC particles.
dc.language en
dc.publisher Electrochemical Society
dc.rights Attribution 4.0 International
dc.rights http://creativecommons.org/licenses/by/4.0/
dc.subject Brush electroplating
dc.subject metal matrix composites
dc.subject wear resistance
dc.title Particle distribution, film formation and wear performance of brush plated Ni/WC
dc.type Article


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