CEMENTED CARBIDE MATERIAL AND MANUFACTURING METHOD THEREOF

A cemented carbide body is provided with improved resistance to mechanical fatigue. The cemented carbide body comprises tantalum in the binder matrix material. The tantalum content is between 1.5 weight per cent and 3.5 weight per cent of the binder content. The binder comprises tantalum-containing...

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Bibliographic Details
Main Authors RIES, Bernd Heinrich, KONYASHIN, Igor Yurievich
Format Patent
LanguageEnglish
French
German
Published 05.02.2020
Subjects
ALLOYS
CASTING
CHEMISTRY
FERROUS OR NON-FERROUS ALLOYS
MAKING METALLIC POWDER
MANUFACTURE OF ARTICLES FROM METALLIC POWDER
METALLURGY
PERFORMING OPERATIONS
POWDER METALLURGY
TRANSPORTING
TREATMENT OF ALLOYS OR NON-FERROUS METALS
WORKING METALLIC POWDER
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Summary:A cemented carbide body is provided with improved resistance to mechanical fatigue. The cemented carbide body comprises tantalum in the binder matrix material. The tantalum content is between 1.5 weight per cent and 3.5 weight per cent of the binder content. The binder comprises tantalum-containing inclusions having a mean largest linear dimension of no more than 80 nm.
Bibliography:Application Number: EP20180755475