Common Aluminum-Plastic Materials in Daily Life

Aluminum-plastic materials are actually part of our everyday lives. By combining aluminum and plastic, they offer a blend of properties—such as being lightweight and resistant to moisture and oxygen—making them widely used in sectors like packaging, construction, pharmaceuticals, and new energy.

However, the tight bonding of the aluminum and plastic makes recycling and separation challenging. So, what are some common examples of aluminum-plastic materials we encounter in daily life?

Aluminum-Plastic Packaging for Pharmaceutical Products

Blister packaging for tablets and capsules is a very common type of aluminum-plastic material found in daily life, typically composed of aluminum foil and plastics such as PVC.

Common sources include:

• Pharmaceutical blister packs
• Capsule packaging
• Manufacturing offcuts/scrap
• Discarded blister packs

Aluminum-Plastic Packaging for Food Products

Many food packages resemble ordinary plastic bags but actually contain an inner layer of aluminum foil.

Common examples include:

• Coffee bags
• Packaging for potato chips and nuts
• Milk powder bags
• Vacuum-sealed food packaging
• Seasoning packets

In these cases, the aluminum layer primarily serves to block light and oxygen and prevent moisture, while the plastic layer provides flexibility and ensures a tight seal.

Waste Aluminum-Plastic Panels

Aluminum-plastic composite panels—typically composed of aluminum sheets and a plastic core—are primarily used for architectural decoration, billboards, and commercial storefronts.

Sources of waste aluminum-plastic panels include:

• Demolition from building renovations
• Billboard replacements
• Storefront refurbishments
• Manufacturing offcuts and scraps

Due to the large size of this type of waste, it generally requires initial shredding, followed by the separation of the aluminum and plastic components based on specific conditions.

Aluminum-Plastic Composite Pipes

Some construction and industrial pipes utilize an aluminum-plastic composite structure, endowing the material with a combination of good strength, flexibility, and corrosion resistance.

Waste aluminum-plastic pipes primarily originate from:

• Construction sites
• Pipe replacement
• Industrial production
• Pipe processing offcuts

Aluminum-Plastic Film for Lithium Batteries

The aluminum-plastic film used in pouch-type lithium batteries is a representative aluminum-plastic composite material in the new energy sector.

Compared to standard packaging films, it typically features a multi-layer composite structure, making it more challenging to process.

During the recycling process, the appropriate technology and equipment must be selected based on:

• Material structure
• Processing volume
• Aluminum-plastic bonding characteristics
• Purity requirements for separation

Aluminum-plastic materials have become integral to numerous industries, ranging from pharmaceutical blister packs and food packaging to aluminum-plastic composite panels, composite pipes, and aluminum-plastic films for lithium batteries.

For enterprises, selecting the appropriate aluminum-plastic recycling equipment—based on material type, processing volume, and separation requirements—enables more effective resource recovery from waste while simultaneously reducing resource wastage and the burden of waste disposal.