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1. (WO2013143686) CEMENTED CARBIDE BODY AND METHOD FOR MANUFACTURING THE CEMENTED CARBIDE BODY

Pub. No.:    WO/2013/143686    International Application No.:    PCT/EP2013/000905
Publication Date: Fri Oct 04 01:59:59 CEST 2013 International Filing Date: Wed Mar 27 00:59:59 CET 2013
IPC: B22F 7/06
B23B 27/00
Applicants: SECO TOOLS AB
Inventors: JANSSON, Bo
JONSSON, Per
PERSSON, Tomas
Title: CEMENTED CARBIDE BODY AND METHOD FOR MANUFACTURING THE CEMENTED CARBIDE BODY
Abstract:
A method for manufacturing a cemented carbide body (1), comprising the following steps: - forming a first part (2, 9, 14, 17) of a first powder composition comprising a first carbide and a first binder phase, - sintering the first part (2) to full density in a first sintering operation, - forming a second part (3) of a second powder composition comprising a second carbide and a second binder phase, - sintering the second part (3) to full density in a second sintering operation, - bringing a first surface (4) of the first part (2) and a second surface (5) of the second part (3) in contact, and - joining the first and second surface in a heat treatment operation.