Low binder, wear resistant hard metal

US9624417B2 · kind B2 · utility

Assignee

• Sandvik Intellectual Property AB · SE

Inventors

• Alexander Hirsch · Munich, DE
• Annabelle Meilland · Grenoble, FR
• Stefan Ederyd · Boo, SE
• Marion Fumaroli · Guidan Wari, NE
• Ylva Gerharson · Nesbitt, GB

Key dates

• Filing date: Oct 9, 2013
• Grant date: Apr 18, 2017
• Expiry date: Oct 9, 2033

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C04B2235/96
• WIPO field: Materials, metallurgy
• WIPO sector: Chemistry

Abstract

The invention is a low binder, wear resistant material including, in weight percent of raw materials, from 15% to 20% of molybdenum carbide added in either elemental or compound form, an alloy of 0.9% to 3% cobalt, nickel or a combination of cobalt and nickel, of 0 to 0.1% of chromium carbide, optionally also titanium carbide or titanium tungsten carbide and the balance of tungsten carbide.