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Mitsui Mining & Smelting Co., Ltd. (5706.T)

Sector: Industrials · Industry: Conglomerates

About Mitsui Mining & Smelting Co., Ltd.

Mitsui Kinzoku Company, Limited engages in the manufacture and sale of metal products in Japan and internationally. It operates through Engineered Materials, Metals, Mobility, and Other Businesses segments. The company offers engineered powders, including ultra-fine powders for electronic materials, powder metallurgy, and solder powders; rare metals, such as tantalumu and niobium oxides and carbides, and cerium oxide abrasives; battery materials comprising hydrogen storage alloys and lithium manganese oxides; catalysts; copper foils; PVD materials; and ceramics for electronic components. It also provides side and back door latches, hood latches, etc. for automobiles; perlite for processing and cooling; Nenisanso, a soil improvement material; and ROKAHELP, a perlite-based filter aid. In addition, the company smelts and recycles nonferrous metals consisting of zinc, zinc base alloys, lead, tin, antimony trioxide, copper, gold and silver, and sulfuric acid; explores for copper and zinc ores; operates geothermal power plant; and provides resource development and environmental protection engineering services. Further, the company offers zinc and lead ingots, zinc sulfate, zinc raw materials, and sulfuric acid and plaster products; chemical products; optical crystals, scintillators, and radiation detectors; rolled copper foil products. Additionally, it engages in the mechatronics and corrosion prevention businesses; handling wires and cables activities; and provision of engineering services and IT systems. The company was formerly known as Mitsui Mining & Smelting Co., Ltd. and changed its name to Mitsui Kinzoku Company, Limited in October 2025. Mitsui Mining & Smelting Co., Ltd. was incorporated in 1950 and is headquartered in Tokyo, Japan.

Headquarters: Tokyo · Website: https://www.mitsui-kinzoku.com

Related Macro Trends

  • Rare Earth & Critical Minerals

Product categories

  • Specialty Gases & Chemicals
  • Specialty Metals & Alloys
  • Heavy Rare-Earth Separation
  • Rare Earth Elements

Supply-chain relationships for 5706.T

  • Fujikura Ltd. (5803.T) — supplier
  • Ibiden Co., Ltd. (4062.T) — supplier

Competitors of Mitsui Mining & Smelting Co., Ltd.

  • Shin-Etsu Chemical Co., Ltd. (4063.T)
  • China Northern Rare Earth (Group) High-Tech Co.,Ltd (600111.SS)
  • Xiamen Tungsten Co., Ltd. (600549.SS)
  • MP Materials Corp. / DE (MP)
  • Arafura Rare Earths Limited (ARU)
  • ALBEMARLE CORP (ALB)
  • ASM International NV (ASM)
  • GéoMégA Resources Inc. (Geomega) (GMA)
  • Inner Mongolia Baotou Steel Union Co., Ltd. (600010.SS)
  • Lynas Rare Earths Limited (LYC.AX)
  • Defense Metals Corp. (DEFN)
  • China Rare Earth Resources And Technology Co., Ltd. (000831.SZ)

Frequently asked questions about Mitsui Mining & Smelting Co., Ltd. (5706.T)

What is Mitsui Mining & Smelting Co., Ltd. (5706.T)?

Mitsui Mining & Smelting Co., Ltd. (5706.T) is a publicly traded company in the Industrials sector (Conglomerates). Macroplane maps its supply-chain relationships, suppliers, buyers, financial health, and competitive positioning.

Who are Mitsui Mining & Smelting Co., Ltd.'s key suppliers and customers?

Macroplane tracks Mitsui Mining & Smelting Co., Ltd.'s (5706.T) supply chain. Key suppliers include Fujikura Ltd. (5803.T), Ibiden Co., Ltd. (4062.T).

Who are Mitsui Mining & Smelting Co., Ltd.'s main competitors?

Competitors of Mitsui Mining & Smelting Co., Ltd. (5706.T) tracked by Macroplane include Shin-Etsu Chemical Co., Ltd. (4063.T), China Northern Rare Earth (Group) High-Tech Co.,Ltd (600111.SS), Xiamen Tungsten Co., Ltd. (600549.SS), MP Materials Corp. / DE (MP), Arafura Rare Earths Limited (ARU), ALBEMARLE CORP (ALB), ASM International NV (ASM), GéoMégA Resources Inc. (Geomega) (GMA), and 4 more.

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