Mitsui Mining & Smelting

Mitsui Mining & Smelting produces advanced materials and non-ferrous metals, leveraging extensive expertise in material intelligence. Its primary offerings include engineered materials such as copper foils, specialized powders, and PVD materials, serving diverse industrial applications. The company also stands as a significant producer of base metals like zinc and copper, alongside precious metals and various mineral resources, employing sophisticated processing techniques to deliver high-quality, essential components.

The company's origins trace back to 1874, when the venerable Mitsui Clan acquired the Jabarabira pit at Kamioka Mine, initiating foundational mining operations. This strategic venture into resource extraction led to the formal establishment of Mitsui Mining Limited Partnership in 1892. The initial insight centered on the critical importance of securing and refining vital mineral assets to fuel industrial progress and establish a lasting legacy in metallurgical science.

Mitsui Mining & Smelting serves a global clientele of industrial manufacturers, providing indispensable materials for sectors including electronics, automotive, and infrastructure. The company's vision is rooted in "Material Intelligence," aiming to innovate and create new value through advanced material solutions that actively contribute to the development of a sustainable society. It continues to evolve its technologies to meet future global industrial demands.