The snap-on aluminum-plastic bottle cap is made of composite aluminum and plastic materials, specifically designed for the packaging of alcoholic beverages such as spirits, wines, champagne, fruit wines, and more. These caps not only provide excellent sealing, pressure resistance, and tear resistance but also offer a convenient user experience when opening the bottle, ensuring that the quality and taste of the alcoholic beverages are preserved over time. The design of the snap-on cap combines the advantages of both aluminum and plastic, making it lightweight, sturdy, and sealed, which makes it widely applicable in the beverage industry.
Structure of Snap-on Aluminum-Plastic Bottle Caps
The core components include the outer cap, inner seal, snap-lock mechanism, and liner, which work together to achieve sealing and anti-opening functionality through the snap-fit design.
Materials
Aluminum Layer: Made of high-quality aluminum alloy (8011/3105), offering excellent corrosion resistance and pressure resistance.
Plastic Layer: Usually made of food-grade plastic (such as polyethylene, polypropylene, etc.), providing chemical resistance, temperature resistance, and excellent sealing properties.
Snap-lock Design: The snap-fit structure ensures a tight seal with the bottle neck, making it easier to open the bottle without additional tools.
Size Options
Diameter Range: 28mm, 30mm, 38mm, 40mm, etc. (customizable based on bottle neck size)
Height Range: Customizable according to customer requirements (typically 15mm - 30mm)
Surface Treatment
Spray Coating and Printing: The bottle cap surface can be printed, spray-coated, or anodized, offering personalized designs such as brand logos, graphics, and text.
Aluminum Coating: An aluminum coating can be added per customer requirements to enhance the cap’s visual appeal.
Specifications
| Dimensions | Aluminum-Plastic Cap |
| Type | Non-Refillable |
| Liner | Plastic Pourer |
| Size | 33*47mm, 33x58mm, customizable |
| Material | Aluminum Alloy (8011, H14) 0.23±0.01 (mm) |
| Application | Used for packaging edible oils such as olive oil, sunflower seed oil, flaxseed oil, etc., in glass bottles. |
| Color Options | Gold, green, blue, customizable |
| Surface Printing | Silk-screen printing, side printing, hot stamping (top hot, side hot, positioning hot), embossing, etc. |
| Liner Options | PE liner, foil liner, PE liner with QR code, etc. |
| Certifications | ISO9001, ISO45001, etc. |
| Packaging | Cartons with foam bags, bulk orders on pallets, cartons, and pallets with sample cartons. |
| MOQ | 50,000 pieces |
Performance Advantages of Aluminum-Plastic Anti-counterfeit Bottle Caps
Excellent Sealing Performance: High-efficiency sealing design prevents leakage of the liquid and ingress of external air, maintaining the purity of the drink and extending shelf life.
Corrosion Resistance: The aluminum alloy material is corrosion-resistant, making it suitable for spirits, wines, and ensuring long-term stability and durability of the cap.
Convenient Opening Design: The snap-on design allows for easy opening without the need for additional tools, making it more convenient for consumers.
Aesthetic and Customization: Various printing and coating options are available to enhance market appeal and brand value. The cap color is customizable.
Environmental and Safety Compliance: The materials meet food safety standards, are recyclable, and are designed to be safe, ensuring no cracking during use.
Pressure and Tear Resistance: The aluminum-plastic composite material provides strong resistance to pressure and tearing, making it suitable for transportation and storage, while preventing cap deformation or breakage.
Applications of Snap-on Aluminum-Plastic Bottle Caps
Spirits Packaging: The most common use for snap-on aluminum-plastic bottle caps is in packaging for spirits like whiskey, vodka, baijiu, rum, etc. It provides excellent sealing protection for spirits, preserving the flavor and quality of the beverage while ensuring safe transportation.
Wine and Champagne: These caps are also ideal for packaging wine and champagne. Their sealing and pressure resistance help protect the liquid’s stability during long-term storage, preventing alcohol evaporation and oxidation, thus preserving the drink’s taste.
Fruit Wines and Low-Alcohol Beverages: In addition to spirits, snap-on aluminum-plastic bottle caps are widely used for packaging fruit wines, low-alcohol beverages, and other alcohol-based drinks. Their design not only meets sealing requirements but also complements the packaging style and market positioning of these products.
Other Liquid Beverages: Due to the superior sealing performance and attractive appearance, these caps can also be used for packaging other liquid beverages such as fruit juices, condiments, and bottled water.
