Sumitomo Electric Hardmetal Corp.

Yuta Koyoshi

Anongsack Paseuth

Shinya Imamura

Hideaki Kanaoka

Satoshi Ono

Kouhei Yoshimura

A surface-coated cutting tool includes a substrate and a coating that is disposed on the substrate and formed so as to cover at least a portion of a flank face, in which the coating includes an inner layer and an outer layer formed on the inner layer, the inner layer is formed of at least one layer and includes an aluminum oxide layer as a layer in contact with the outer layer, the outer layer has a multilayer structure that includes three or more layers stacked on top of one another, and each of the layers that constitute the multilayer structure contains titanium.

Growing community of inventors

Sorachi-gun, Japan

Yuta Koyoshi