You are here

What are the characteristics of 1050 aluminum foil?

Submitted by almetals on Sun, 07/28/2024 - 23:32

What are the characteristics of 1050 aluminum foil?

1050 aluminum foil is a type of pure aluminum product with an aluminum content of 99.5% or higher. It belongs to the 1xxx series aluminum alloys, which are known for their excellent corrosion resistance and high thermal and electrical conductivity. Here are the detailed characteristics of 1050 aluminum foil:

 Chemical Composition
- **Aluminum (Al)**: 99.5% or higher
- **Silicon (Si)**: ≤ 0.25%
- **Iron (Fe)**: ≤ 0.4%
- **Copper (Cu)**: ≤ 0.05%
- **Manganese (Mn)**: ≤ 0.05%
- **Magnesium (Mg)**: ≤ 0.05%
- **Zinc (Zn)**: ≤ 0.05%
- **Titanium (Ti)**: ≤ 0.03%
- **Other elements, each**: ≤ 0.03%

 Physical Properties
- **Density**: 2.71 g/cm³
- **Melting Point**: 643-657°C

Mechanical Properties
- **Tensile Strength**: 70-150 MPa
- **Yield Strength**: 30-80 MPa
- **Elongation**: 35% or higher (typical values, depending on processing method and thickness)

Thermal and Electrical Conductivity
- **Electrical Conductivity**: 62% IACS (International Annealed Copper Standard), making it suitable for electrical applications
- **Thermal Conductivity**: High, which makes it effective for heat transfer applications

 Corrosion Resistance
- **Excellent Corrosion Resistance**: 1050 aluminum foil has excellent resistance to corrosion, especially in environments where the aluminum surface can form a protective oxide layer.

Workability
- **Excellent Workability**: It is highly malleable and can be easily formed into various shapes through processes like rolling, extrusion, and stamping.
- **Weldability**: Good, can be welded using most standard welding techniques.
- **Formability**: Excellent, can be easily bent, shaped, and drawn.

Surface Finish
- **Reflectivity**: High reflectivity, making it suitable for applications where reflective properties are desired.
- **Smooth Surface**: Provides a smooth finish which can be polished for aesthetic applications.

Common Applications
- **Food Packaging**: Widely used for packaging food due to its non-toxic properties and ability to protect food from moisture, light, and air.
- **Pharmaceutical Packaging**: Used in blister packs and other medical packaging due to its protective properties.
- **Heat Exchangers**: Used in HVAC systems and refrigeration units due to its excellent thermal conductivity.
- **Electrical Applications**: Used in cable wraps and other electrical components due to its high electrical conductivity.
- **Insulation**: Used as insulation material in buildings and other structures.

1050 aluminum foil is characterized by its high aluminum content, excellent corrosion resistance, high thermal and electrical conductivity, and good formability. Its wide range of applications includes food and pharmaceutical packaging, heat exchangers, electrical applications, and insulation, making it a versatile material in various industries.

1000 series also has 1050,1060,1070,1100