Metal Screw Cap: Aluminum Bottle Cap Solution

A metal screw cap is a type of closure commonly used to seal containers, such as bottles, jars, and tubes, in various industries, including food and beverage, pharmaceuticals, cosmetics, and chemicals. Made from materials like aluminum, tinplate, or stainless steel, metal screw caps provide durability, corrosion resistance, and an airtight seal, ensuring product freshness and safety.

Features and Benefits

1. Secure Seal – The threaded design ensures a tight closure, preventing leaks and contamination.

2. Durability – Metal screw cap resist rust, impact, and temperature fluctuations, making them ideal for long-term storage.

3. Tamper-Evident Options – Many metal screw cap come with tamper-proof bands or liners for enhanced security.

4. Customization – Available in different sizes, colors, and finishes (e.g., plain, embossed, or printed) for branding purposes.

5. Reusability – Unlike some plastic caps, metal screw cap can often be reused without losing integrity.

Common Applications

• Food & Beverage: Used for sealing glass bottles (e.g., sauces, oils, spirits).

• Pharmaceuticals: Protects pills, liquids, and medical supplies from moisture and air.

• Cosmetics: Found on perfume bottles, creams, and lotions for a premium look.

• Industrial: Seals chemical containers to prevent spills and evaporation.

Types of Metal Screw Cap

• Continuous Thread (CT): Standard spiral threading for easy opening and closing.

• Lug Cap: Requires a quarter-turn to open, often used in glass jars.

• Press-On Twist-Off (PT): Combines sealing efficiency with user-friendly operation.