Verfahren zur Herstellung von Hartmetallkörper oder Cermetkörper

Details

Veröffentlichungs-Nr.

EP2955241

Aktenzeichen

EP14172142

Anmeldetag

12. Juni 2014

Veröffentlichung

24. Januar 2024

Erteilung

24. Januar 2024

Rechtsraum

EP

IPC

C22C29/08B22F1/00C22C29/06C22C29/10C22C29/16B22F3/22C22C1/051B22F1/10// B22F5/00

Abstract

A method of manufacturing a cemented carbide and/or cermet comprising the steps of: a) providing a powder comprising metal carbide and binder metal and optionally metal nitride(s); b) mixing the powder composition under vacuum; c) adding at least one organic binder to the powder composition; d) mixing the at least one organic binder with the powder composition under vacuum and raising the temperature to a predetermined temperature and keeping the temperature for a predetermined time until the organic binder has melted; e) subjecting the obtained mixture of step d) to forming and sintering processes; wherein one or more dispersing agents is added to the powder composition in step a).

Anmelder

Firmen

Maschinenfabrik Gustav Eirich GmbH & Co. KG
Sandvik Intellectual Property AB

Land

🇩🇪 Deutschland

Fachgebiete