Aluminium Blister Foil

Blister aluminum foil blocks 100% moisture, air, gas, and light, maximizing break-free molding capabilities and ensuring "zero defects."

  1. Aluminum Blister Foil Structure
  2. Specifications of Blister Aluminum Foil
  3. Advantages of Aluminum Blister Foil in Pharmaceutical Packaging
  4. Applications of Aluminum Blister Foil in Pharmaceutical Packaging
  5. Blister Aluminum Foil Manufacturing Process
  6. Related Topics about Aluminium Blister Foil
  7. Related asks about Aluminium Blister Foil

In the pharmaceutical industry, the packaging of medications plays a crucial role in ensuring the stability, safety, and effectiveness of pharmaceutical products.

Aluminum blister foil, a specialized packaging material, has emerged as a key component in pharmaceutical blister packaging, providing a robust barrier against environmental factors and preserving the integrity of medicinal products.

Aluminum Blister Foil

Aluminum Blister Foil Structure

Aluminum blister foil is typically a composite structure consisting of multiple layers. The primary components of the foil include:

1. Aluminum Layer

The core layer of the foil is made from high-quality aluminum. Aluminum is chosen for its excellent barrier properties, corrosion resistance, and malleability, allowing for easy shaping during the blister packaging process.

2. Heat Seal Coating

To facilitate the sealing of the blister pack, a heat seal coating is applied to the aluminum layer. This coating ensures a secure bond between the foil and the blister material, providing a hermetic seal that protects the medication from external elements.

3. Printable Surface

The outer layer of the aluminum foil is designed to be printable, allowing for the inclusion of essential information such as product details, dosage instructions, and branding. This layer is often treated for optimal printability and adhesion of inks.

4. Protective Lacquer

Some aluminum blister foils feature a protective lacquer on the printing side to enhance resistance against external factors, including light, moisture, and gases. The lacquer serves as an additional barrier, safeguarding the pharmaceutical contents.

Tropical type blister aluminum foil

Specifications of Blister Aluminum Foil

Typical alloy 8011, 8021, 8079
Temper O, H14, H18
Thickness(mm) 0.015-0.08
Width (mm) 50-1600
Length (mm) Coil
Treatment mill finish
Functions High obstruction, heat insulation, air tightness, printable, breakable in slightly.
Price terms LC/TT/DA/DP
Packaging Standard seaworthy export packaging. Wooden pallets with plastics protection for the coil and sheet.

Advantages of Aluminum Blister Foil in Pharmaceutical Packaging

Barrier Properties

Aluminum foil provides an effective barrier against light, moisture, oxygen, and other environmental factors, preserving the stability and efficacy of pharmaceutical products.

Hermetic Seal

The heat-sealing capability of aluminum blister foil ensures a hermetic seal, preventing the ingress of contaminants and maintaining the pharmaceutical product's integrity.


The printable surface of the foil allows for the inclusion of essential information, branding, and dosage instructions, contributing to clear communication with end-users.

Ease of Forming

Aluminum blister foil's malleability allows for easy and precise forming, enabling the creation of blister packs with well-defined pockets for individual doses.

Compliance with Regulatory Standards

Aluminum blister foil is designed and manufactured to meet stringent regulatory standards for pharmaceutical packaging, ensuring compliance with safety and quality requirements.

Blister aluminum foil cold stamped composite aluminum

Applications of Aluminum Blister Foil in Pharmaceutical Packaging

Blister Packaging for Tablets and Capsules

Aluminum blister foil is widely used in the packaging of pharmaceutical tablets and capsules. The foil forms a blister pack that protects individual doses, ensuring hygiene, ease of use, and extended shelf life.

Unit Dose Packaging

Medications requiring precise dosing, such as antibiotics or pain relievers, benefit from unit dose packaging using aluminum blister foil. Each blister pocket contains a single dose, minimizing the risk of contamination and ensuring accurate dosage.

Child-Resistant Packaging

Aluminum blister foil can be incorporated into child-resistant blister packs, enhancing safety by preventing accidental access to medication by young children.

Barrier Packaging for Sensitive Formulations

Sensitive pharmaceutical formulations, including light-sensitive or moisture-sensitive medications, are protected by the barrier properties of aluminum blister foil.

Blister Aluminum Foil Manufacturing Process

The production of aluminum blister foil involves a multi-step process to ensure the foil's quality and suitability for pharmaceutical packaging:

1. Aluminum Rolling

High-purity aluminum is rolled into thin sheets, forming the base material for the blister foil.

2. Coating Application

The aluminum sheets undergo a coating process to apply the heat seal coating and, if needed, the protective lacquer. Precision is crucial in achieving uniform coating thickness.

3. Printing

The printable surface of the foil is then treated to accommodate printing. Essential product information, branding, and other details are printed using advanced printing technologies.

4. Slitting and Cutting

The coated and printed aluminum foil is then slit into rolls or cut into sheets, depending on the intended blister packaging requirements.

In conclusion, aluminum blister foil stands as a critical solution in pharmaceutical packaging, safeguarding the quality and efficacy of medications. Its versatility, barrier properties, and adaptability to various packaging needs make it an indispensable material in the pharmaceutical industry, contributing to the safe and reliable delivery of healthcare products to end-users.

Related Topics: Pharmaceutical Aluminum heat seal Aluminum

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