China Suppliers Factory Blank Aluminum Foil Bags for Food Preservation and Packaging - Custom Sizes and Printing Available
Parameter
| Serial Number | Indicator Name | Indicator Value |
|---|---|---|
| 1 | Deviation | ±5 mm |
| 2 | Width deviation | ±5mm |
| 3 | heat seal width deviation | ±2mm |
| 4 | peel strength | PET/AL≥4.5N 、AL/NY≥5.2N、NY/PE≥6.3N |
| 5 | heat seal strength | longitudinal ≥ 95N, transverse ≥ 96N |
Product Features
The blank aluminum foil bag is made up of four layers of material, with the aluminum foil layer providing excellent light, oxygen, and moisture barrier properties, effectively preventing the contents from getting damp, oxidizing, or evaporating.
Aluminum foil bags can block ultraviolet rays, protecting sensitive products. Depending on the use, the process in the middle of the aluminum foil bag can be added, for example, aluminum foil bags for metal components are coated with anti-static liquid to ensure the good preservation of metal components.
Aluminum foil bags remain stable over a wide range of temperatures, effectively protecting the contents from environmental temperature changes, whether for frozen food, refrigerated storage, or heat treatment, suitable for quick-frozen food, ready-to-eat products, etc.
The composite structure endows the aluminum foil bag with good physical strength and puncture resistance, effectively preventing damage during transportation and storage, protecting the safety of internal goods.
The surface of the aluminum foil bag is easy to print, allowing for exquisite patterns and text, enhancing the product's appearance appeal, increasing brand recognition, suitable for high-end product packaging.
Although aluminum foil itself is not degradable, its excellent barrier properties can reduce the overall use of packaging materials, and aluminum can be recycled, in line with modern environmental protection concepts.
Aluminum foil bags can withstand high-temperature (121℃) and low-temperature (-50℃) environments.
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Frequently Asked Questions
The blank aluminum foil bag features a four-layer composite structure. The integrated aluminum foil layer provides excellent protection against light, oxygen, and moisture, preventing contamination, oxidation, or evaporation of the contents.
Yes, these bags possess strong temperature resistance. They remain physically stable in temperatures ranging from low-temperature environments of -50℃ to high-temperature situations of 121℃, making them perfect for quick-frozen foods and heat treatments.
Thanks to their robust composite structure, the bags offer high mechanical strength and puncture resistance. This ensures that the packaged items remain secure and undamaged by external forces during storage and logistics.
Yes, the middle layer process can be customized. For instance, aluminum foil bags intended for electronic or metal components can be treated with an anti-static liquid to ensure safe preservation.
While aluminum foil itself is not biodegradable, its high barrier performance extends product shelf life and reduces the overall volume of packaging materials needed. Additionally, the aluminum components are recyclable, aligning with sustainable packaging goals.