Coated product and process

Details Coated product and process Coated product and process

C - Chemistry, Metallurgy

23

C

117/83

C23C 8/34 (2006.01) C23C 30/00 (2006.01)

Patent

CA 1198945

COATED PRODUCT AND PROCESS ABSTRACT OF THE DISCLOSURE Improved adherence of oxide wear layers on hard metal or cemented carbide substrates is obtained by providing a thin surface-oxidized bonding layer comprising a carbide or oxycarbide of at least one of tantalum, niobium or vanadium, optionally adding aluminum to the bonding layer, and finally providing an outer oxide wear layer.

417957

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