1100 Aluminum Sheet and Plate
Versatile Commercially Pure Aluminum Alloy
1100 aluminum sheet/plate is a commercially pure aluminum alloy (≥99.0% aluminum) with excellent corrosion resistance, good formability, and high thermal and electrical conductivity. Slightly stronger than 1050 or 1060, it is ideal for food packaging, chemical processing, and architectural decoration.
Gengfei Steel is an experienced steel supplier, providing the best prices and services. If you need a material that combines lightweight, corrosion resistance, and high conductivity, 1100 aluminum is a perfect match.
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Description
Description of 1100 Aluminum Sheet and Plate
1100 aluminum sheet (or plate) is a commercially pure aluminum alloy with a minimum aluminum content of 99.0%. It belongs to the 1000 series of aluminum alloys and is known for excellent corrosion resistance, good formability, high thermal and electrical conductivity, and weldability. Unlike other series with higher alloying elements, 1100 aluminum retains high ductility and workability while providing slightly higher strength than grades like 1050 or 1060.
Thanks to these properties, 1100 aluminum sheet is widely used in industries that need formable, corrosion-resistant, and lightweight materials, including food packaging, chemical processing, and architectural decoration.
Key Characteristics:
Parameters of 1100 Aluminum Sheet/Plate
| Parameter | Range / Options |
| Thickness | Aluminum sheet:0.15-6.0mm ,Aluminum Plate:6.0-200mm |
| Width | up to 2200 mm |
| Length | 500 mm – 16000 mm (or customized) |
| Tempers | O (Annealed), H12, H14, H16, H18, H19, H22, H24, H26, H28, H111, H112, H114 |
| Surface Finish | Mill, Bright, Polished, Hairline, Brush, Sand Blast, Embossed, Etching, PVC Coated, Color Coated, Anodized |
| Standards | ASTM B209, ASME SB209, GB/T 3880, JIS H4000, DIN EN 573-1 |
Chemical Composition
| Element | % Content |
|---|---|
| Aluminum (Al) | ≥ 99.0 |
| Silicon + Iron (Si + Fe) | ≤ 0.95 |
| Copper (Cu) | 0.05 – 0.20 |
| Manganese (Mn) | ≤ 0.05 |
| Zinc (Zn) | ≤ 0.10 |
| Other (each) | ≤ 0.05 |
| Other (total) | ≤ 0.15 |
Mechanical Properties
| Property | Typical Value |
|---|---|
| Tensile Strength | 90–130 MPa |
| Yield Strength | ≥ 34 MPa |
| Elongation | 35–45% |
| Brinell Hardness | ~28 HB |
| Electrical Conductivity | ~54% IACS |
Physical Properties of 1100 Aluminum
| Property | Value |
| Density | (0.098 ) |
| Melting Point | () |
| Thermal Conductivity | () |
| Electrical Conductivity | 59% IACS (for H12 temper) |
| Coefficient of Thermal Expansion | 23.6×10−6 /K |
Custom cutting and processing are available to meet your precise requirements.
Advantages of 1100 Aluminum Sheet/Plate
Advantages
- Excellent Corrosion Resistance: Due to its high purity, 1100 aluminum offers outstanding resistance to corrosion, especially in atmospheric and chemical environments. This makes it ideal for applications exposed to moisture or certain chemicals.
- Superior Formability and Ductility: It is exceptionally soft and malleable, making it easy to bend, deep draw, spin, stamp, and roll form into intricate shapes without cracking. It work-hardens slower than many other alloys.
- High Thermal Conductivity: 1100 aluminum boasts the highest thermal conductivity among all aluminum alloys, making it an excellent material for heat transfer applications.
- Good Electrical Conductivity: Its electrical conductivity is second only to specialized electrical conductor grades, making it suitable for electrical applications.
- Excellent Weldability: It can be readily welded using most common welding methods.
- Attractive Finish: It offers a bright, reflective surface finish that can be further enhanced through anodizing.
- Lightweight: Like all aluminum, it has a low density, contributing to lightweight components.
Disadvantages
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- Low Strength: Its primary drawback is its relatively low mechanical strength compared to alloyed aluminum grades. It is not suitable for high-stress or structural applications.
- Non-Heat-Treatable: Its strength cannot be enhanced through heat treatment.
Applications of 1100 Aluminum Sheet / Plate
The unique properties of 1100 aluminum make it suitable for a wide range of applications, particularly where high conductivity, good formability, and corrosion resistance are paramount, and high strength is not the primary requirement.
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- Chemical and Food Processing Equipment: Tanks, piping, cooking utensils, food containers, and other equipment due to its excellent corrosion resistance and non-toxic nature.
- Heat Exchangers and Fins: Its high thermal conductivity makes it ideal for heat exchanger fins, radiators, and heat sinks in electronics.
- Decorative and Architectural Trim: Due to its bright finish, formability, and corrosion resistance, it’s used for architectural flashings, decorative parts, giftware, and signage.
- Electrical Applications: Electrical conductors, bus bars, transformer windings, and other conductive components.
- General Sheet Metal Work: Lightly stressed panels, spun hollowware, dials, and nameplates.
- Reflectors: Its highly reflective surface makes it suitable for light reflectors.
- Insulation and Cladding: Due to its thermal properties and ease of fabrication.
Comparison of Different Aluminum Alloy Sheets
Mechanical Property Comparison (Typical Values)
Key Differences
Surface Treatment Options
How to Choose the Right Aluminum Sheet?
✅ For electrical or thermal applications → 1060 is ideal due to its high conductivity.
✅ For higher strength needs → consider 3003 or 5052.
✅ For architectural decoration → 1060 is perfect thanks to good surface finish and formability.
✅ For welding or marine applications → 5052 or 6061 would be a better fit.
Whether you need high-conductivity aluminum sheets for electrical projects or corrosion-resistant plates for chemical processing, our 1070 aluminum products deliver outstanding performance and value.
Request a Quote for 1100 Aluminum Sheet Today
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