These anti-theft aluminum screw caps are made from high-quality aluminum alloy (8011/3105) and undergo multiple precision processes, including stamping, thread rolling, oxidation, printing, spray coating, and lining molding. Their intelligent design combines anti-theft, sealing, and easy-opening features. They are widely used in the packaging of carbonated beverages, juices, functional drinks, mineral water, tea beverages, and health drinks, offering an ideal solution that balances safety and brand image.
Compared to traditional bottle caps, these anti-theft aluminum screw caps offer significant advantages in multiple dimensions:
Safety: They effectively prevent malicious opening of products during distribution, eliminating the risk of tampering, substitution, or adulteration of contents.
Quality Preservation: Their superior sealing performance blocks oxygen permeation, preserving the fresh taste and flavor stability of beverages.
Brand Protection: The unique anti-theft design becomes part of brand identity, helping consumers easily identify authentic products and safeguarding brand reputation.

Beverage Aluminum Cap Specifications
| Diameter | 18mm–38mm (commonly 28mm) |
| Height | 12mm–60mm, customizable |
| Thickness | 0.18–0.25mm |
| Material | 8011 / 3105 Aluminum Alloy |
| Surface Treatment | Anodizing / Color Coating / Printing / Hot Stamping |
| Liner Material | PE, TPE, EVA |
| Optional Processing | Screen Printing, Pad Printing, Hot Stamping, UV Coating, Embossed/ Debossed Logo |
| Color Options | Black, Red, Yellow, and other custom colors |
| Applications | Carbonated drinks, juices, mineral water, functional beverages |
| Samples | Available |
| MOQ | 80,000 pieces |
Why Choose Anti-theft Aluminum Screw Caps for Beverage Bottles?
1. Security and Anti-Counterfeiting Design
The anti-theft ring's breakout structure is clearly visible after opening, preventing refilling and ensuring the authenticity of the beverage product and consumer trust.
2. Excellent Sealing Performance
Combined with a high-precision bottle thread design and food-grade gasket, this creates a reliable airtight structure, preventing liquid leakage and oxidation, while preserving the flavor of beverages.
3. High-Quality Materials and Environmentally Friendly Craftsmanship
Made of high-purity aluminum alloy, it is lightweight, corrosion-resistant, and recyclable. The production process is free of heavy metals and hazardous solvents, complying with international food packaging safety standards (FDA and LFGB).
4. Exquisite Appearance, Enhances Brand Image
The aluminum cap can be treated with a variety of surface treatments, including anodizing, electrophoretic coating, silk-screen printing, and UV varnishing, offering a variety of color options, including bright silver, champagne gold, bright blue, and red. Logos and designs can be customized to suit the customer's brand image, enhancing product recognition and market competitiveness.
5. Versatile and Compatible with Various Bottle Types
The anti-theft screw cap can be adapted to various bottle neck sizes, including glass and PET bottles. It is widely used in beverage, beer, juice, dairy drinks, and nutritional beverage packaging lines, offering easy installation and a stable seal.
Aluminum Anti-theft Bottle Cap Product Selling Points
Custom Size: Precisely molded according to bottle shape and thread standards;
Printing: Supports four-color printing, pad printing, UV hot stamping, screen printing, and side printing;
Color Customization: Custom anodized colors can be customized according to Pantone color codes;
Logo Embossing: Enhances brand recognition and tactile quality;
Anti-Counterfeiting Design: Supports QR code and laser coding;
Small-Batch Trial Production: Meets the needs of new product development and market testing.

Packaging and Shipping
Aluminum screw caps are manufactured on a dust-free automated production line, undergo visual inspection and seal testing, and are then sorted and packaged. Anti-static film and five-layer corrugated cardboard are used to ensure scratch-free and deformation-free transportation. Neutral packaging or customized branded outer boxes are available upon request.


