公开(公告)号：US20240091871A1

公开(公告)日：2024-03-21

申请号：US18347069

申请日：2023-07-05

Applicant: Proterial, Ltd.

Inventor： Yosuke SHIBA ,  Hiroyoshi HIRUTA ,  Hiromitsu KURODA ,  Shingo AMEMIYA

IPC: B23H1/06

CPC classification number: B23H1/06

Abstract: An electric discharge machining wire includes a core material composed of brass with zinc concentration of more than 40 mass %, and a coating layer provided around the core material. The zinc concentration of the coating layer is higher than the zinc concentration of the core material.

公开(公告)号：US20240100613A1

公开(公告)日：2024-03-28

申请号：US18446052

申请日：2023-08-08

Applicant: Proterial, Ltd.

Inventor： Shingo AMEMIYA ,  Hiroyoshi HIRUTA ,  Hiromitsu KURODA ,  Yosuke SHIBA

IPC: B23H1/06

CPC classification number: B23H1/06

Abstract: An electric discharge machining wire includes a brass containing 43 mass % or less of zinc (Zn) and having an α-phase and a ρ-phase, wherein a component ratio of the α-phase in the brass is greater than 50 vol % and 55 vol % or less.