4004 Aluminum Alloy Foil Description
4004 Aluminum Alloy Foil is a specific type of aluminum alloy that is part of the 4000 series of aluminum alloys. The 4000 series is characterized by the addition of silicon, which improves certain properties such as melting point and fluidity, making it particularly useful for welding and brazing applications.
4004 Aluminum Alloy Foil Specifications
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Grade
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4004 Aluminum
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Standard
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ASTM B479, ASTM B209
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Shape
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Foil
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Thickness
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0.03-0.3mm
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Width
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100-1500mm
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Temper
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O, H14, H18
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Chemical Composition %
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Si
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Fe
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Cu
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Mn
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Mg
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Zn
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Al
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9.0-10.5
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<0.8
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<0.25
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<0.10
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1.0-2.0
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<0.20
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Bal.
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4004 Aluminum Alloy Foil Applications
Filler Material: Used as a filler material in brazing and welding applications due to its lower melting point and good fluidity.
Cladding Material: Used for cladding on other aluminum alloys to improve weldability and corrosion resistance.
Suitable for manufacturing heat exchangers where good thermal conductivity and corrosion resistance are required.
Used in automotive parts that require brazing, such as radiators and other heat transfer components.
Employed in applications where good weldability and specific thermal properties are necessary.
4004 Aluminum Alloy Foil Packaging
Our 4004 Aluminum Alloy Foil is carefully handled during storage and transportation to preserve the quality of our product in its original condition.
FAQs
Q1: How does 4004 aluminum alloy foil compare to other aluminum alloys?
4004 aluminum alloy foil has a higher silicon content, resulting in a lower melting point and improved weldability compared to other aluminum alloys like 1060 or 1070, which are known for their high purity and conductivity. The 4004 alloy is particularly suited for applications requiring precise thermal control during welding or brazing.
Q2: Is 4004 aluminum alloy foil suitable for high-temperature applications?
Yes, the lower melting point and good thermal properties make 4004 aluminum alloy foil suitable for high-temperature applications, especially those involving brazing and welding.
Q3: Can 4004 aluminum alloy foil be used in the automotive industry?
Yes, 4004 aluminum alloy foil is used in the automotive industry for manufacturing parts that require brazing, such as radiators and heat exchangers, due to its excellent weldability and corrosion resistance.
