本山合金製作所 Company Overview

A company that makes steel! A company that breathes life into it! We handle everything from the manufacturing of super hard alloys to processing and product development.

Cemented carbide is an artificial steel with hardness second only to diamond. Motoyama Alloy Manufacturing Co., Ltd. is one of the few integrated manufacturers in Japan that handles everything from the production of cemented carbide, which does not exist in nature, to processing and product development. We support the creation of cemented carbide products and provide valuable materials for humanity, refined through technology. Industrial products will continue to support our lives in both "visible and invisible ways," evolving their functions day by day. The mission of cemented carbide, used as a mother tool across various industrial fields and contributing to the creation of many parts, is becoming increasingly significant. As a "cemented carbide specialized manufacturer" that consistently handles everything from materials to products, it is only natural for us to continuously respond to user demands at the highest level, and we will provide accurate advice and technical support from the perspective of a specialized manufacturer of cemented carbide.