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Metals for Environment and Energy
Clad metals for batteries
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Bimetals
Temperature compensator alloys
Permalloys
Copper phosphorus brazing filler metal/Copper clad
Copper-clad stainless steel
Joining materials
Metals for Communications, Semiconductors and Packages
Iron-Nickel-Cobalt alloys
Iron-Nickel alloys
Low thermal expansion alloys for precision equipment
Permalloys
Clad metals for heat spreaders
Metals for laser diodes
Clad metals for smartphones
Bimetals
Metal parts for package sealing
Au coated Ni-P particles
Lead pins
Metals for functional parts
Copper alloy strip for semiconductor lead frames
Dual gauge copper strip
Plated copper strip and dual gauge copper strip
Copper strip for heat sinks and heat spreaders
Copper strip for ceramic substrates
General industry
Copper bar, copper rod, formed bars, hollow conductors
Fabricated products
Copper strip for industrial applications
Oxygen-free copper rods containing zirconium
Oxygen-free copper Class 1
Metals for Domestic Electrical Applications
Lead frame materials for LEDs
Iron/Copper clad
Clad metals for button-type batteries
Bimetals
Temperature-sensitive magnetic materials
Permalloys
Clad metals for conductive springs
Temperature compensator alloys
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Low thermal expansion alloys
Alloys for high tensile strength springs
Material technologies
Material technologies
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Processing technology
Forming modified cross-section shape
Machining
Bending
Welding
Punching
Drawing press
Heading
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Magnetic annealing
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Plating on hoops and extremely thin metallic foils
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Metals for Environment and Energy
Clad metals for batteries
Metals for batteries
Clad metals for heat exchangers
Metals for Automobiles
Clad metals for rechargeable batteries
Clad metals for batteries
Clad metals for heat spreaders
Materials for resistors
Bimetals
Temperature compensator alloys
Permalloys
Copper phosphorus brazing filler metal/Copper clad
Copper-clad stainless steel
Joining materials
Metals for Communications, Semiconductors and Packages
Iron-Nickel-Cobalt alloys
Iron-Nickel alloys
Low thermal expansion alloys for precision equipment
Permalloys
Clad metals for heat spreaders
Metals for laser diodes
Clad metals for smartphones
Bimetals
Metal parts for package sealing
Au coated Ni-P particles
Lead pins
Metals for functional parts
Copper alloy strip for semiconductor lead frames
Dual gauge copper strip
Plated copper strip and dual gauge copper strip
Copper strip for heat sinks and heat spreaders
Copper strip for ceramic substrates
General industry
Copper bar, copper rod, formed bars, hollow conductors
Fabricated products
Copper strip for industrial applications
Oxygen-free copper rods containing zirconium
Oxygen-free copper Class 1
Metals for Domestic Electrical Applications
Lead frame materials for LEDs
Iron/Copper clad
Clad metals for button-type batteries
Bimetals
Temperature-sensitive magnetic materials
Permalloys
Clad metals for conductive springs
Temperature compensator alloys
Metals for information technology devices
Stainless steels for heater applications
Metals for Special Applications
Corrosion-resistant alloys/Heat-resistant alloys
Low thermal expansion alloys
Alloys for high tensile strength springs
Technologies
Material technologies
Material technologies
Processing technology
Forming modified cross-section shape
Machining
Bending
Welding
Punching
Drawing press
Heading
Metal ball manufacturing process
Brazing
Magnetic annealing
Surface treatment technologies
Plating(Fine processed products、Strip)
Oxide film treatment
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Metals for Environment and Energy
Clad metals for rechargeable batteries
Pure nickel
Current-collecting clad foils for LIB negative electrodes
Clad metals for heat exchangers
Metals for Automobiles
Clad metals for cell connection in rechargeable batteries
Clad metals for rechargeable batteries
Clad metals for heat spreaders
Materials for resistors
Bimetals
Temperature compensator alloys
Permalloys
Copper phosphorus brazing filler metal/Copper clad
Copper-clad stainless steel
Metals for Communications, Semiconductors and Packages
Iron-Nickel-Cobalt alloys
Iron-Nickel alloys
Low thermal expansion alloys for precision equipment
Permalloys
Clad metals for heat spreaders
Metals for laser diodes
Clad metals for smartphones
Bimetals
Metal parts for package sealing
Au coated Ni-P particles
Lead pins
Metals for functional parts
Copper alloy strip for semiconductor lead frames
Dual gauge copper strip
Plated copper strip and dual gauge copper strip
Copper strip for heat sinks and heat spreaders
Copper strip for ceramic substrates
General industry
Copper bar, copper rod, formed bars, hollow conductors
Fabricated products
Copper strip for industrial applications
Oxygen-free copper rods containing zirconium
Oxygen-free copper Class 1
Metals for Domestic Electrical Applications
Clad metals for button-type batteries
Bimetals
Temperature-sensitive magnetic materials
Permalloys
Clad metals for conductive springs
Temperature compensator alloys
Metals for Special Applications
Constant modulus alloys
Low expansion alloys
Alloys for high tensile strength springs
Corrosion-/Heat-resistant alloys
Material technologies
Material technologies
Material technologies
Extremely thin metallic foils (High-precision rolled foils)
Processing technology
Forming modified cross-section shape
Machining
Bending
Welding
Punching
Drawing press
Heading
Metal ball manufacturing process
Brazing
Magnetic annealing
Surface treatment technologies
Plating(Fine processed products、Strip)
Plating on hoops and extremely thin metallic foils
Corporate Profile
Corporate Summary and History
Major Offices and Access Map
Proterial Group Codes of Conduct
CSR Activities of Proterial Group Companies
Environmental Activities
Quality Management
Cautions Regarding Product Use
Contact Us
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