Title:
TOOL
Document Type and Number:
WIPO Patent Application WO/2017/009413
Kind Code:
A1
Abstract:
A tool has a base body (4) made from a low-alloy steel. The tool has one or more sintered blades (6). The blade (6) has a cutting edge (8) and a base (17). The blade (6) is welded to the base body (4) by the base (17). The cutting edge (8) consists of a hard metal. The hard metal has at least 82 vol.% tungsten carbide and a metallic binder made from a cobalt-nickel-based alloy. The base consists of a particle-reinforced metal composite material. The matrix of the metal composite material is a cobalt-nickel alloy. The particles embedded in the matrix are tungsten carbide. The matrix has a proportion of 40 vol.% to 75 vol.% of the metal composite material.
Inventors:
MOMENI SIAVASH (CH)
MOSELEY STEVEN (AT)
GLASER ARNO (LI)
MÜLLER-GRUNZ ANDREA (LU)
USELDINGER RALPH (LU)
MOSELEY STEVEN (AT)
GLASER ARNO (LI)
MÜLLER-GRUNZ ANDREA (LU)
USELDINGER RALPH (LU)
Application Number:
PCT/EP2016/066737
Publication Date:
January 19, 2017
Filing Date:
July 14, 2016
Export Citation:
Assignee:
HILTI AG (LI)
International Classes:
B23B51/02; B22F5/00; B23P15/32; C22C29/08
Foreign References:
| US20100003093A1 | 2010-01-07 | |||
| JPH09316588A | 1997-12-09 | |||
| DE19742393A1 | 1998-03-26 | |||
| EP2444184A1 | 2012-04-25 | |||
| EP2279827A1 | 2011-02-02 |
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