公开(公告)号：WO2021122520A1

公开(公告)日：2021-06-24

申请号：PCT/EP2020/086110

申请日：2020-12-15

Applicant: AB SANDVIK COROMANT

Inventor： COLLADO CIPRES, Veronica ,  GARCIA, José, Luis

IPC: C22C1/04 ,  C22C29/06 ,  C22C29/08 ,  C23C8/20 ,  C23C28/04 ,  C23C30/00 ,  B22F3/24 ,  B22F5/00 ,  C23C8/02 ,  C23C8/22 ,  C23C14/06 ,  B22F2003/242 ,  B22F2003/248 ,  B22F2005/001 ,  B22F2207/05 ,  B22F2998/10 ,  B22F2999/00 ,  C22C1/0491 ,  C22C29/067 ,  C23C30/005

Abstract: The present invention relates to a cemented carbide comprising eta phase and a Ni-Al binder, wherein the binder comprises intermetallic ƴ'-Ni3Al -precipitates embedded in a substitutional solid solution matrix comprising Al and Ni. Further, the cemented carbide comprises a surface zone free from eta phase.

公开(公告)号：WO2020002442A1

公开(公告)日：2020-01-02

申请号：PCT/EP2019/067026

申请日：2019-06-26

Applicant: AB SANDVIK COROMANT

Inventor： GARCIA, José, Luis ,  KAPLAN, Bartek ,  COLLADO CIPRES, Veronica

IPC: C22C1/04 ,  C22C29/06 ,  C22C29/08 ,  C23C16/00 ,  B22F3/24 ,  B22F5/00

Abstract: The present invention relates to a cemented carbide comprising eta phase and a Ni-Al binder, wherein the binder comprises intermetallic ƴ'-Ni 3 Al -precipitates embedded in a substitutional solid solution matrix comprising Al and Ni.