US 11,655,525 B2
Cemented carbide for high demand applications
Olivier Ther, Sant Fost de Campsentelles (ES); and Olivier Lavigne, Barcelona (ES)
Assigned to HYPERION MATERIALS & TECHNOLOGIES (SWEDEN) AB, Stockholm (SE)
Appl. No. 17/291,057
Filed by HYPERION MATERIALS & TECHNOLOGIES (SWEDEN) AB, Stockholm (SE)
PCT Filed Nov. 28, 2019, PCT No. PCT/IB2019/060285
§ 371(c)(1), (2) Date May 4, 2021,
PCT Pub. No. WO2020/128688, PCT Pub. Date Jun. 25, 2020.
Claims priority of application No. 1820632 (GB), filed on Dec. 18, 2018.
Prior Publication US 2021/0388472 A1, Dec. 16, 2021
Int. Cl. C22C 29/06 (2006.01); C22C 29/08 (2006.01); C22C 1/05 (2023.01); B22F 3/15 (2006.01)
CPC C22C 29/067 (2013.01) [B22F 3/15 (2013.01); C22C 1/05 (2013.01); C22C 29/08 (2013.01); B22F 2301/15 (2013.01); B22F 2302/10 (2013.01)] 7 Claims
OG exemplary drawing
 
1. A cemented carbide having a hard phase and a binder phase, the cemented carbide consisting of:
Ni present in an amount of 7.50 by weight (wt.)% based on a total amount of the cemented carbide;
Cr present in an amount of 0.75 by wt. % based on a total amount of the cemented carbide;
Mo present in an amount of 0.75 by wt. % based on a total amount of the cemented carbide; and
WC present in an amount of 91 by wt. % based on a total amount of the cemented carbide,
wherein the binder phase is present in an amount of 9 by wt. % based on a total amount of the cemented carbide, and
wherein the WC has a grain size of 1 μm.