Anodized aluminum sheet foil is becoming increasingly popular in the food industry due to its excellent properties.
Features
- Corrosion Resistance: Anodizing forms a protective oxide layer that improves resistance to abrasion, chemicals, and corrosion.
- Non-Toxic: Anodized aluminum is compatible with food packaging and handling.
- Lightweight: Aluminum foils are not only strong but also lightweight, making shipping and handling easier.
- Versatile: Can be used in multiple food-related applications including preparation, storage, and display.
Technical Specifications
In order to understand the essential properties of anodized aluminum sheet foils, below is an overview of performance metrics:
| Parameter | Value |
|---|---|
| Thickness | 0.005 mm - 0.5 mm |
| Width | Up to 1,220 mm (48") |
| Length (custom) | Up to 3,000 mm (120") |
| Alloy Type | 5005, 6061 |
| Surface Finish | Anodized |
| Color | Variety (custom available) |
Chemical Composition
The chemical composition varies depending on the alloy type used for anodizing. The following table outlines the typical composition of common aluminum alloys used in anodized sheets.
| Alloy Type | Aluminum (Al) | Silicon (Si) | Iron (Fe) | Copper (Cu) | Manganese (Mn) | Magnesium (Mg) | Zinc (Zn) |
|---|---|---|---|---|---|---|---|
| 5005 | 95.0% - 99.0% | ≤ 0.25% | ≤ 0.60% | ≤ 0.20% | ≤ 0.10% | 0.5% - 1.4% | ≤ 0.10% |
| 6061 | 95.0% - 98.5% | ≤ 0.6% | ≤ 0.7% | 0.15% - 0.4% | ≤ 0.15% | 0.8% - 1.2% | 0.2% - 0.4% |
Mechanical Properties
Anodized aluminum sheet foil exhibits mechanical properties required for various food applications:
| Property | Value |
|---|---|
| Young's Modulus | 70 GPa |
| Ultimate Tensile Strength | 180 - 350 MPa |
| Elongation at Break | 12% - 20% |
| Hardness | 60 - 100 Brinell |
Applications
Anodized aluminum sheet foil is utilized in multiple food applications, including:
- Food Packaging: Protective packaging system that helps keep food fresh.
- Cookware: Lighter materials for handheld kitchen utensils and culinary devices.
- Trays & Pans: Non-stick surfaces catering to dry heat applications.
- Food Service: Disposable items that simulate traditional offerings such as trays for ovens, grills, or stores.
Benefits
1. Safety
With encode compatibility segmented by rigorous health standards, anodized aluminum sheets ensure zero leaching into food products, affirming user health.
2. Durability
The vapor-tight barrier prevents moisture, promoting prolonged food storage with reduced spoilage.
3. Aesthetic Appeal
Anodization lends a gleaming, aesthetic quality, enhancing product visibility and appeal on the shelves.
4. Eco-Friendly
Due to the recycling factor intrinsic to aluminum materials, anodized product contributes to sustainability.
