What is aluminum foil for sealing

Aluminum foil for sealing is a kind of aluminum foil used for sealing packaging. It is usually composed of aluminum foil and plastic film and other materials, and has good sealing performance and fresh-keeping performance. Aluminum foil for sealing is widely used in the packaging of food, medicine, cosmetics, medical equipment and other industries.

Aluminum foil for sealing is generally composed of aluminum foil and plastic film. Aluminum foil plays the role of protection, oxygen insulation, moisture resistance and heat insulation, while plastic film has flexibility and plasticity, which is convenient for packaging and sealing. Commonly used aluminum foil materials for sealing include aluminum-plastic composite film, paper-aluminum-plastic composite film, PET aluminum-plastic composite film, etc.

Aluminum foil for sealing plays a very important role in packaging. It can effectively protect the quality and safety of food, medicine and other products, and extend the shelf life of products. At the same time, the aluminum foil for sealing can also improve the aesthetics and added value of the product, and enhance the market competitiveness of the product.


Alloy: 8011 ,8021 etc

Temper: O ( HO )

Thickness: 30 micron, 60 micron etc

Width: 200mm, 1400mm etc

Advantages of aluminum foil for sealing

Aluminum foil is commonly used for sealing purposes as its unique combination of properties make it very effective at maintaining freshness, preventing contamination and maintaining product integrity. Some advantages of using aluminum foil seals include:

Barrier properties: Aluminum foil is a good barrier to moisture, light, oxygen and other pollutants. This barrier helps protect package contents from external factors that can reduce their quality, flavor and shelf life.

Freshness preservation: The barrier properties of aluminum foil help keep packaged products fresh by preventing the ingress of air and moisture, which can lead to staleness, spoilage and flavor degradation.

Long shelf life: Products sealed with aluminum foil tend to have a longer shelf life than those that are less effective as a barrier. Reducing exposure to external elements helps maintain product quality and safety over the long term.

Light Protection: Aluminum foil reflects and blocks light, including ultraviolet (UV) light, which can cause photochemical reactions and degradation of sensitive products such as pharmaceuticals and certain foods.

Tamper Resistant: Aluminum foil is easily and securely sealed, and since the integrity of the foil is compromised, any tampering attempts are usually clearly visible. This provides tamper resistance, which is critical to ensuring consumer safety and product authenticity.

Customizable Shapes and Sizes: Aluminum foil can be easily shaped, molded and cut to create custom seals for all types of packaging, including bottles, containers, blister packs and bags.

HEAT SEALABLE: Aluminum foil is heat sealable to create an airtight and secure seal. Heat sealing is a widely used method in the packaging industry to secure the contents from external elements.

Adaptability: Aluminum foil is compatible with various packaging materials such as plastic, glass, paper, etc., and can be applied in various industries.

Cost-effective: Aluminum foil is relatively cost-effective compared to some other high-barrier packaging materials. Its effectiveness in preserving produce helps reduce potential losses due to spoilage and waste.

Recyclability: Aluminum foil is highly recyclable and can be easily recycled with other aluminum products. This is consistent with sustainable development efforts and environmental considerations.

Versatility: Aluminum foil is widely used in food and beverage, pharmaceuticals, cosmetics and other industries, highlighting its versatility and adaptability to different product types.

Printability: Aluminum foil can be printed with important information such as brand, product details, directions for use and expiration dates.

The advantages of aluminum foil in terms of sealing make it a popular choice for packaging and preserving a variety of products, helping to improve the quality, safety and longevity of products.

Why choose us?

Henan Huawei Aluminum Co., Ltd. is the leader of many aluminum manufactures and suppliers in China. We strictly control the quality and focus on customers. We hope to have in-depth cooperation with you and provide you with high quality aluminum material products custom OEM services. If you want to get the newest and best prices by per kg or per ton standard weight, please contact us.

Aluminum foil production line


  • Package: Wooden case
  • Standard Wooden case specification: Length*Width*Hight=1.4m*1.3m*0.8m
  • Once needed,wooden case dimension could be redesigned as required.
  • Per wooden case Gross Weight scale: 500-700KG Net Weight: 450-650KG
  • Remark: For special packaging requirements, corresponding shall be added accordingly.