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Aluminum Foil 3

1050 Aluminum foil

1050 Aluminum Foil is a commercially pure aluminum foil (99.5% Al minimum) offering outstanding ductility, electrical and thermal conductivity, and corrosion resistance. Produced in accordance with ASTM B209, EN 573, and GB/T 3190, this alloy is ideal for industrial insulation, transformer winding, capacitor foil, packaging, and HVAC applications.

Our factory manufactures 1050 aluminum foil rolls in various tempers (O, H14, H18) with thicknesses from 0.006 mm to 0.2 mm, ensuring consistent quality, smooth surface, and precise tolerance. Equipped with advanced cold rolling mills, annealing furnaces, and surface inspection systems, we deliver high-purity, defect-free aluminum foil for both industrial and commercial use.

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Technical Specifications of 1050 Aluminum Foil

Item	Specification / Description
Product Name	1050 Aluminum Foil / Pure Aluminum Foil
Standard	ASTM B209, EN 573, GB/T 3190
Alloy Composition	1050 (≥99.5% Aluminum)
Temper	O (Soft), H14, H18
Thickness Range	0.006 mm – 0.2 mm
Width Range	30 mm – 1600 mm
Core Inner Diameter	76 mm / 152 mm (Paper or Aluminum Core)
Surface Finish	Mill Finish, Bright, Matte, Embossed, or Coated
Tensile Strength	60 – 110 MPa (depending on temper)
Elongation	2% – 25%
Density	2.70 g/cm³
Electrical Conductivity	≥ 60% IACS
Thermal Conductivity	235 W/m·K
Melting Point	660°C
Corrosion Resistance	Excellent in normal and industrial environments
Formability	Excellent (especially in O temper)
Surface Quality	Smooth, clean, free of oil stains, scratches, or black spots
Packing	Standard export seaworthy wooden pallets or cases
MOQ	500 – 1000 kg per specification
Lead Time	15 – 25 working days
Monthly Capacity	1,000 tons per month
Certification	ISO 9001, SGS, RoHS, REACH
Origin	China
OEM/ODM Service	Available – custom slit, coating, embossing, and lamination

Performance Features

Physical Properties:

It has excellent electrical and thermal conductivity, capable of rapidly conducting current and heat, and is widely used in electronics, electrical appliances, heat dissipation and other fields. It also has a high reflectivity and a good reflective effect on light, heat, etc., and can be used as heat insulation and reflective materials.

Mechanical properties:

The strength of 1050 aluminum foil is relatively low and it cannot be strengthened by heat treatment. However, it has high plasticity and toughness, and is easy to process into shape. It can be processed into various shapes and sizes of products through rolling, stamping, bending and other processes to meet different application requirements.

Chemical properties:

It has excellent corrosion resistance, is not prone to rust or corrosion in the atmospheric environment, and can maintain a good appearance and performance for a long time. This makes it widely used in food packaging, architectural decoration and other fields.

Surface condition

Clean and smooth:

The surface is free of rust, voids, folds, Browning, grooves, edge additions, wrinkles, unevenness and other phenomena, ensuring the appearance quality and performance in use.

No color difference:

The surface has no severe color difference, the end face is clean and tidy, without burrs, misalignment, dents or collapses, which enhances the overall aesthetic appeal and consistency of the product.

Chemical Composition of Aluminum Alloy 1050

Element	Percentage By Weight
Aluminum (Al)	99.5%
Iron (Fe)	0 – 0.4%
Silicon (Si)	0 – 0.25%
Copper (Cu)	0 – 0.05%
Magnesium (Mg)	0 – 0.05%
Manganese (Mn)	0 – 0.05%
Zinc (Zn)	0 – 0.05%
Other	0 – 0.15%

Advantages

High purity (≥99.5%) for excellent corrosion resistance and electrical conductivity

Soft and ductile for easy forming, bending, and wrapping

Lightweight and non-toxic, suitable for food, insulation, and electrical use

Excellent reflectivity for heat and light applications

Smooth and uniform surface, suitable for laminating and coating

Eco-friendly material – 100% recyclable

Application Fields

High Purity:

1050 aluminum foil is one of the purest alloys commercially available, with a minimum aluminum content of 99.5%.

Excellent Conductivity:

It boasts superior electrical and thermal conductivity compared to other 1000 series aluminum alloys, making it suitable for electrical applications like transformer windings.

Corrosion Resistance:

1050 aluminum foil exhibits good resistance to corrosion, which is beneficial in various environments and applications.

Machinability:

It is also known for its good machinability, allowing for ease of shaping and fabrication.

Light Tightness:

Due to its high opacity and reflectivity, 1050 aluminum foil is used in optical experiments, photomultiplier tube shielding, and storage of light-sensitive materials.

Transformer Applications:

It's a preferred material for transformer windings due to its high conductivity and cost-effectiveness.

Food Packaging:

Its food-safe properties make it a suitable material for food packaging applications.

FAQ – 1050 Aluminum Foil

Q1: What is 1050 Aluminum Foil mainly used for?
A1: It is used for industrial insulation, transformer winding, capacitor production, packaging, and reflective insulation, due to its high electrical and thermal conductivity.

Q2: How does 1050 foil differ from 1060 or 1070 alloy?
A2: All belong to the 1xxx pure aluminum series, but 1050 contains slightly less aluminum than 1060 or 1070, offering good balance between cost, conductivity, and mechanical strength.

Q3: What tempers are available for 1050 foil?
A3: We supply O (soft annealed) for maximum flexibility, H14 (half-hard), and H18 (full-hard) depending on application requirements.

Q4: What surface finishes are available?
A4: Options include mill finish, bright finish, embossed, or coated foil, suitable for printing, lamination, or insulation use.

Q5: Can you provide customized width or slitting service?
A5: Yes. We offer precision slitting and custom coil dimensions, ensuring compatibility with customers' converting or winding machines.

Q6: Is 1050 aluminum foil corrosion resistant?
A6: Yes. It provides excellent resistance to oxidation, humidity, and most chemicals, especially in non-acidic environments.

Q7: Do you provide material certification?
A7: Every batch is supplied with a Mill Test Certificate (MTC) showing chemical composition and mechanical properties.

Q8: What is your minimum order and delivery time?
A8: The typical MOQ is 500–1000 kg, with a lead time of 15–25 days depending on size and order quantity.