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Powder metallurgy

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These powders are manufactured by leveraging the atomizing process.

Mitsui Perlite

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Mitsui Perlite is formed by crushing pearlstone, a natural volcanic glass, or pitchstone. This is then rapidly heated and allowed to expand, resulting in an airtight amorphous … Read more

Alumina, Silicon Carbide (SiC) refractories

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Mitsui Kinzoku manufactures high-quality high-performance and energy-saving refractory materials made from select high-grade materials using proprietary technology and facilities.

Corrosion Prevention Business

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Nakabohtec Corrosion Protecting Co., Ltd operates a corrosion prevention business designed to solve corrosion issues customers face with port and harbor structures that surround Japan, salt-air damaged concrete structures, pipelines that support life infrastructures, plant facilities, gate facilities, etc.Read more

Zinc

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Zinc is primarily used as a plating material to create anti-corrosive coating on steel. We offer custom products, such as high grade zinc by LME standards, and distilled zinc and mixed zinc pursuant to JIS standards.

Zinc base alloys

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Mitsui KinzokuWe offers type 1 and type 2 alloys under the JIS standard. We also manufacture proprietary alloys such as ZAS (a type 3 alloy) and ZAPREC.

Copper

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Copper, characterized by its superior electrical conductivity and workability, has found widespread application in wires, various electronic components, and processed

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