Production of tib2 coatings on graphite substrates by electrophoretic deposition in NaF-AlF3 melt
Peer reviewed, Journal article
Published version
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https://hdl.handle.net/11250/3105351Utgivelsesdato
2023Metadata
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- Institutt for materialteknologi [2563]
- Publikasjoner fra CRIStin - NTNU [38688]
Originalversjon
Processing and Application of Ceramics (PAC). 2023, 17 (1), 9-13. 10.2298/PAC2301009ZSammendrag
In this paper a novel method for fabrication of TiB2 coatings on graphite substrates by electrophoretic deposition of TiB2 nanoparticles in NaF-AlF3 melt at 980°C has been explored. With an applied cell voltage of 1.2 V (i.e. electric field 0.6 V/cm), a flat and dense TiB2 coating with a thickness of around 50 μm has been prepared. It was found that the surface consisted of TiB2 flakes with a nanoscale size. In addition, the average value of hardness of the TiB2 coating was determined as 3585 ± 139 HV0.1 (36.6 ± 1.4GPa) measured by a Vickers micro-hardness tester.