1100 Aluminium Foil
Aluminum Purity: ≥ 99.0% Al, ~0.12% Cu
Common Tempers: O (Annealed), H12, H14, H16, H18, H22, H24, H26
Typical Thickness: 0.006 mm – 0.2 mm (other thicknesses upon request)
Typical Width: 20 mm – 1600 mm (custom widths available)
Density Approx.: 2.71 g/cm³
Tensile Strength: ~90-165 MPa (varies significantly with temper)
Elongation: Up to 35-45% (for O temper)
Surface Finish: Mill finish, bright finish, matte finish, embossed
In the diverse landscape of aluminum alloys, 1100 aluminum foil stands out as a benchmark for commercially pure aluminum, renowned for its exceptional formability and excellent corrosion resistance. As a premier supplier, Huawei Aluminum provides this in-depth exploration to help you understand the unique characteristics and wide-ranging uses of 1100 aluminum foil.

What is 1100 Aluminum Foil? A Foundation of Purity
1100 aluminum foil is classified within the 1xxx series of aluminum alloys. This series designates commercially pure, non-heat-treatable aluminum. Specifically, the "1100" designation signifies an aluminum content of at least 99.0%, with minor additions of copper (around 0.05-0.20%) which slightly enhances its strength without significantly compromising its excellent ductility.
This high purity level, combined with its specific composition, grants 1100 aluminum foil its signature characteristic: superior workability. It is one of the softest and most ductile aluminum alloys, making it ideal for applications involving intricate forming. Huawei Aluminum ensures that our 1100 aluminum foil meets rigorous international standards, delivering consistent quality and performance.

Core Properties and Key Advantages of 1100 Aluminum Foil
The inherent attributes of 1100 aluminum foil make it a preferred material for a multitude of applications. Let's explore its significant advantages:
Exceptional Formability and Ductility: This is arguably the hallmark of 1100 aluminum foil. Its high purity and soft nature allow for intricate bending, deep drawing, spinning, and stamping operations with minimal risk of cracking. It readily conforms to complex shapes.
Excellent Corrosion Resistance: 1100 aluminum foil exhibits outstanding resistance to atmospheric and chemical corrosion. The natural formation of a stable, protective oxide layer on its surface provides this durability, making it suitable for use in various environments.
Good Electrical and Thermal Conductivity: While not as conductive as higher purity aluminum (like 1060 or 1350), 1100 aluminum foil still offers good electrical and thermal conductivity, sufficient for many applications like heat exchangers and electrical casings.
Superior Weldability: This alloy is readily weldable using all common welding techniques, including gas, arc, and resistance welding. It produces strong, reliable welds.
Excellent Anodizing Capability: 1100 aluminum foil responds very well to anodizing, allowing for enhanced corrosion resistance, improved wear resistance, and the application of decorative, vibrant colors.
High Reflectivity: It possesses good reflectivity to both light and heat, making it useful for reflectors, insulation, and decorative finishes.
Lightweight: Consistent with all aluminum alloys, 1100 aluminum foil is lightweight, offering a density approximately one-third that of steel. This is beneficial in reducing weight in finished products.
Non-Toxic and Recyclable: Aluminum is inherently non-toxic, making 1100 aluminum foil safe for various applications, including kitchenware and certain packaging. It is also 100% recyclable, promoting environmental sustainability.
Cost-Effective: For applications demanding high formability and corrosion resistance without the need for high mechanical strength, 1100 aluminum foil often provides the most economical solution among aluminum alloys.

Technical Specifications at a Glance
Huawei Aluminum supplies 1100 aluminum foil across a range of specifications to cater to diverse industrial needs.
| Feature | Specification |
| Alloy Designation | 1100 |
| Aluminum Purity | ≥ 99.0% Al, ~0.12% Cu |
| Common Tempers | O (Annealed), H12, H14, H16, H18, H22, H24, H26 |
| Typical Thickness | 0.006 mm - 0.2 mm (other thicknesses upon request) |
| Typical Width | 20 mm - 1600 mm (custom widths available) |
| Density | Approx. 2.71 g/cm³ |
| Tensile Strength | ~90-165 MPa (varies significantly with temper) |
| Elongation | Up to 35-45% (for O temper) |
| Surface Finish | Mill finish, bright finish, matte finish, embossed |
Note: Specific values can vary based on the chosen temper and manufacturing processes. Huawei Aluminum provides detailed technical datasheets tailored to your exact requirements.
Broad Spectrum of Applications for 1100 Aluminum Foil
The outstanding formability and corrosion resistance of 1100 aluminum foil make it a versatile choice for numerous applications:
General Sheet Metal Work: Its ease of forming makes it ideal for various fabricated parts, casings, and enclosures.
Fin Stock for Heat Exchangers: Used extensively for fins in air conditioning units, refrigerators, and automotive radiators due to its good thermal conductivity and formability.
Cooking Utensils and Kitchenware: Its non-toxic nature, formability, and good thermal conductivity make it suitable for pots, pans, and other kitchen items.
Reflectors: Used in lighting fixtures and for solar reflectors due to its good reflectivity.
Chemical and Food Processing Equipment: Its excellent corrosion resistance makes it suitable for tanks, piping, and containers in these industries (often in thicker gauges than foil).
Architectural Applications: Ideal for decorative trim, flashing, roofing components, and spun holloware due to its formability and ability to be anodized.
Nameplates and Dials: Easy to etch, emboss, and print on, making it suitable for product identification.
Packaging: While other alloys like 8011 are common for flexible packaging, 1100 can be used for more rigid packaging components, lids, and closures where formability is key. Huawei Aluminum can guide you on the optimal alloy for your packaging needs.

Understanding Temper Designations for 1100 Aluminum Foil
The temper of 1100 aluminum foil, denoted by designations like O or H14, significantly influences its mechanical properties.
O Temper (Annealed): This is the softest, most ductile state. It provides maximum formability and is ideal for severe deep drawing or complex bending.
H-Tempers (Strain Hardened):
H1x: Indicates strain hardened only. The second digit (e.g., H12, H14, H18) specifies the degree of hardening, with H18 being full hard, offering higher strength but reduced formability.
H2x: Indicates strain hardened and then partially annealed. This temper offers a good compromise between strength and ductility.
Choosing the correct temper is vital for the success of your application. The experienced team at Huawei Aluminum is available to help you select the perfect temper for your 1100 aluminum foil needs.

Why Huawei Aluminum is Your Ideal Partner for 1100 Aluminum Foil
When you choose Huawei Aluminum for your 1100 aluminum foil requirements, you are partnering with a leader in the aluminum industry. We offer:
Guaranteed Quality: We source prime-grade raw materials and adhere to strict quality control protocols. Our 1100 aluminum foil consistently meets or surpasses international quality benchmarks.
Profound Expertise: With years of dedicated experience, our team possesses deep insights into aluminum alloys, their properties, and their diverse applications. We provide expert consultation to ensure you get the right material.
Customization Excellence: At Huawei Aluminum, we understand that one size rarely fits all. We offer 1100 aluminum foil in custom thicknesses, widths, tempers, and surface finishes tailored to your specific project demands.
Competitive Pricing Strategy: Through optimized production processes and strong supplier networks, we provide competitive pricing without compromising the superior quality of our 1100 aluminum foil.
Reliable and Timely Supply: We maintain a robust inventory and an efficient supply chain management system to ensure prompt delivery of your orders, helping you maintain your production schedules.
Dedicated Customer Service: Our customer-focused team is committed to providing exceptional support, from your initial inquiry and technical guidance to responsive after-sales service.
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