24 415 Aluminium Screw Cap

What is a "24-415" Aluminium Screw Cap?

"24" indicates that the nominal outer diameter of the cap is 24 mm.

"415" refers to the thread specification (usually "GS/415"), which is widely used for bottles in cosmetics and personal care products.

The "24 415 Aluminium Screw Cap" provides excellent sealing performance, corrosion resistance, and aesthetic appeal. It is suitable for various industries such as food, cosmetics, and pharmaceuticals. Made of aluminum, it is lightweight, recyclable, and eco-friendly. In terms of appearance, it can be decorated through electroplating, printing, hot stamping, and other processes to enhance product value.

HC Aluminum focuses on the R&D and production of aluminum bottle caps, offering various types such as those with different liners (foam, EPE, etc.), coated caps, anti-slip designs, and diverse decorative patterns. As a direct manufacturer, we not only provide stable and reliable standardized products but also offer customization according to customer requirements, including color, embossing process, liner selection, and surface treatment, ensuring personalized solutions for different industries and packaging applications.

24 415 Aluminium Screw Cap Specifications and Material

Specification	Details
Common Name	Disc Top Cap, Press Cap
Primary Material	Aluminum (often with a plastic base/insert)
Neck Finish	24/415
Dimensions	24/415 standard size (inner diameter 24mm, height 15.6mm)
Material	Aluminum body, with optional polyethylene (PE), butyl rubber, or silicone liner
Surface treatment	Available in brushed finish, gold plating, etc.; custom printing also available
Typical Applications	Shampoo, conditioner, lotion, toner, serum, and other cosmetic bottles
Key Features	Sleek look, secure seal, often customizable
Common MOQ (Minimum Order Quantity)	Often 10, 000 pieces or more

24 415 Aluminium Screw Cap Color Options

Gold 24 415 Aluminium Screw Cap
Silver 24 415 Aluminium Screw Cap
Black Aluminium ROPP Cap
Red ROPP Aluminum Closure
White 24 415 Aluminium Screw Cap
Orange 24 415 Aluminium Screw Cap
Yellow 24 415 Aluminium Screw Cap
Green 24 415 Aluminium Screw Cap
Teal 24 415 Aluminium Screw Cap
Blue 24 415 Aluminium Screw Cap
Purple 24 415 Aluminium Screw Cap
Pink 24 415 Aluminium Screw Cap
Light Blue 24 415 Aluminium Screw Cap
Bronze 24 415 Aluminium Screw Cap

24 415 Aluminium Screw Cap Liner Material Types and Characteristics

Polyethylene (PE) Liner

The most common liner material, with good flexibility and chemical stability, suitable for various liquid and powder products.

Expanded Polyethylene (EPE) Liner

Lightweight and highly elastic, providing superior sealing performance to effectively prevent liquid leakage.

Silicone or Rubber Liner

Extremely elastic and chemically resistant, suitable for products with very high sealing requirements, such as cosmetics and essential oils.

Pulp and Polyethylene Composite Liner

Combines the absorbency of pulp with the water resistance of polyethylene, suitable for products requiring moisture resistance while absorbing small amounts of water.

Aluminum Foil Liner

Offers excellent barrier properties, effectively blocking light, oxygen, and moisture, mainly used for products sensitive to light and oxygen.

24 415 Aluminium Screw Cap Applications

Suitable for sealing glass syrup bottles, healthcare product bottles, beverage bottles, etc., with tamper-evident designs. Some models are also compatible with plastic bottles, such as shampoo and detergent in daily chemical products.

Cosmetics and Personal Care

Aluminum screw caps provide excellent sealing and barrier properties, protecting products from oxygen and light.

Main application products

Serum bottles
Essential oil bottles
Skincare cream jars
Perfume spray bottles

Food and Beverage Packaging

Widely used in food and beverage products requiring long-term preservation and high sealing.

Main application products

Honey jars
Jam jars
Sauce bottles
Edible oil bottles

Pharmaceuticals and Healthcare Products

Widely used due to excellent sealing, safety, and processing properties.

Main application products

Oral solution bottles
Capsule bottles
Tablet bottles
Ointment tubes

Industrial and Laboratory

Suitable for chemical reagent bottles, lubricant containers, laboratory sample bottles, and other scenarios requiring high sealing and corrosion resistance.

Application advantages

Excellent sealing
Good corrosion resistance
High strength and mechanical performance
Can be specially treated to achieve anti-static properties

Application Scenario Selection Recommendations

Cosmetics and Personal Care Products

Recommended liner materials: PE liner, silicone liner, aluminum foil liner
Recommended surface treatment: anodizing, electroplating, spraying
Recommended opening torque: 0.4-1.2N·m

Food and Beverage Packaging

Recommended liner materials: PE liner, EPE liner, pulp and polyethylene composite liner
Recommended surface treatment: spraying, printing, brushing
Recommended opening torque: 0.5-3.0N·m

Pharmaceutical Packaging

Recommended liner materials: PE liner, silicone liner, aluminum foil liner
Recommended surface treatment: anodizing, spraying, electroplating
Recommended opening torque: 1.0-3.0N·m

Points to Note/Confirm When Ordering 24 415 Aluminium Screw Caps

When ordering this type of cap, please make sure to confirm the following information:
Material and grade — aluminum type/thickness
Liner/sealing material — foam, pressure-sensitive material, etc.
Surface treatment/coating — such as internal/external coating, anodizing, printing/decoration
Cap style — rolled edge, anti-slip design, straight edge, etc.
Compatibility/thread match — ensure compatibility with bottle neck finish (24-415)
Minimum Order Quantity (MOQ), lead time, price

Related 24/415 Aluminum Screw Caps and Alternative Sizes

24/400 Aluminum Screw Cap (PE liner)

Made of aluminum with 24/400 thread specification, equipped with a PE liner for excellent sealing and chemical stability. Suitable for food, beverages, cosmetics, and pharmaceuticals in both liquid and powder form.

Aluminum 24/410 Cap

Standard 24/410 aluminum cap, compatible with most cosmetic and personal care bottles. Lightweight, durable, and customizable with electroplating, brushing, or spraying. Commonly used for shampoo, conditioner, and lotion bottles.

Gold Aluminum Overshell / Plastic Core 24/410

Features a gold aluminum outer shell with a plastic core, combining metallic elegance with lightweight plastic convenience. Ideal for high-end cosmetic and skincare packaging such as serums and perfume bottles.

Silver Metal Screw Cap 24 400

A silver-colored metal screw cap with 24/400 thread, offering stylish appearance and reliable sealing. Widely applied in food, beverage, and pharmaceutical bottles, enhancing both durability and aesthetics.

Aluminum 24/410 Cap

A versatile 24/410 aluminum cap, lightweight, recyclable, and resistant to corrosion. Suitable for cosmetic and daily chemical bottles, with multiple surface finishing and color customization options.

Silver Brushed Aluminum Screw Top Cap 24/410

24/410 brushed silver aluminum screw cap with refined surface texture, providing both decorative appeal and slip resistance. Commonly used for skincare, essential oil, and personal care product packaging.

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