8021 aluminum foil for food packaging has good barrier properties, which can effectively protect food from external environmental pollution and bacterial invasion, ensuring food hygiene and safety.
The barrier properties of 8021 aluminum foil for food packaging can prevent the oxidation and volatilization of food, and maintain the freshness, taste and nutritional value of food.
8021 aluminum foil for food packaging has good plasticity and mechanical properties, which can easily pack food and ensure the stability and airtightness of the package.
Specification of 8021 Aluminum Foil for Food Packaging
Alloy |
8021 |
Temper |
O,H14,H16,H18 |
Thickness (mm) |
0.018-0.2 |
Width (mm) |
100-1600 |
Length (mm) |
C |
Color |
Silver white |
Mechanical Properties
Alloy |
Tensile strength Rm (MPa) |
Yield strength Rp0.2 (Mpa) |
Elongation A50(%) |
Fatigue strength (Mpa) |
Bending properties |
8021 |
60-90 |
45-80 |
2-8 |
61 |
Good |
Features of 8021 Aluminum Foil for Food Packaging
- Good mechanical properties
- Excellent moisture resistance
- Good shading performance
- Strong barrier ability
- Health and Safety
Application of 8021 Aluminum Foil for Food Packaging
- 8021 Aluminum foil for packaging of baked goods, such as biscuits, cakes, bread, etc.
- 8021 Aluminum foil for packaging of convenience food, such as instant rice, instant noodles, etc.
- 8021 Aluminum foil for long-term storage food packaging, such as jam, coffee, tea, etc.
- 8021 aluminum foil for takeaway packaging, to ensure food hygiene and safety.
In the Field of Food Packaging, the Difference Between 8021 Aluminum Foil and 8011 Aluminum Foil
- 8021 aluminum foil does not contain Mn and Mg elements, while 8011 aluminum foil contains these two elements, so the strength and corrosion resistance of 8011 aluminum foil are higher than 8021 aluminum foil.
- In terms of physical properties, 8011 aluminum foil has good ductility, ductility and formability, suitable for food packaging of various shapes and sizes; 8021 aluminum foil has excellent barrier properties, effectively isolating oxygen, moisture and other external substances, so as to maintain packaging Food freshness and hygiene.
- In the scope of food packaging applications, 8011 aluminum foil is especially suitable for the packaging of baked goods, convenience food, chocolate, etc.; 8021 aluminum foil is especially suitable for the packaging of long-term storage products, takeaway food containers, etc.
- In terms of characteristics, 8011 aluminum foil is suitable for various common food packaging requirements; while 8021 aluminum foil is suitable for products with higher packaging standards. The relative price of 8021 aluminum foil is higher.
Original Source: https://www.flait-aluminum.com/Household-Aluminium-Foil.html
Tags: 8021 aluminum foil