31.5x44 mm Aluminum Plastic Cap
The 31.5x44 mm Aluminum Plastic Cap is a high-quality aluminum cap featuring precision threads and an integrated dual-component plastic (typically polyethylene) insert design. The plastic insert is carefully engineered to prevent leakage, making the cap particularly suitable for sealing edible oils, syrups, and similar liquid products.
31.5x44 mm Aluminum Plastic Cap Specifications
| Specification | Details |
| Dimensions | Diameter: 31.5 mm |
| Height: 44 mm | |
| Material | Body: Premium Aluminum |
| Seal Plug: Food-grade Polyethylene (PE) or similar plastic | |
| Thread Specifications | PP 31.5 thread design for secure connection |
| Custom Options | Single or multi-color printing |
| UV printing | |
| Embossing on top or side of the cap | |
| Color Options | Multiple colors available, custom color options upon request |
| Packaging Details | Packed in cardboard boxes, approximately 1, 400 pieces per box |
| Carton Size | 600 x 400 x 360 mm |
| Pallet Quantity | Up to 33, 600 pieces per pallet |
| Seal and Function | Dual internal plastic seals create a tight, leak-proof seal to maintain product freshness and prevent leakage |
| Additional Finishing Options | Available as per specific brand requirements |
31.5x44 mm Aluminum Plastic Cap Structure and Design
Hybrid Structure: Combines a plastic outer cap with an internal aluminum foil seal (such as a heat induction liner). The plastic ensures the screw-in function, while the aluminum acts as a sealing barrier. Anti-tamper Feature: The aluminum foil may tear upon first opening, indicating the product's integrity.
31.5x44 mm Aluminum Plastic Cap Features
| Feature | Description |
| Preservation | The 31.5x44 mm Aluminum Plastic Cap is designed to effectively block moisture, oxygen, and contaminants, ensuring the contents inside remain fresh and protected from external elements. This feature is essential for maintaining the quality and shelf life of the products it seals, whether in food, cosmetics, or pharmaceuticals. |
| Durability | The 31.5x44 mm Aluminum Plastic Cap offers exceptional durability, thanks to its corrosion-resistant aluminum body and chemically resistant polyethylene (PE) seal. It is built to withstand harsh environments, providing long-lasting performance even when exposed to various chemicals and environmental conditions, which makes it suitable for a wide range of industries. |
| Customization | The 31.5x44 mm Aluminum Plastic Cap offers extensive customization options, including a variety of colors and the possibility to print brand logos or labels directly onto the plastic. This flexibility allows brands to create a personalized look that aligns with their identity, enhancing brand visibility and making the product stand out on shelves. |
Compliance: Complies with FDA (Food/Pharmaceutical) or ISO safety and material quality standards.
31.5x44 mm Aluminum Plastic Cap Applications
Primarily used for products such as edible oils and syrups in the food and beverage industry.
Also suitable for sealing bottles used in the packaging of wine, vinegar, or other liquids where safety, freshness, and tamper-evidence are crucial.
This aluminum plastic cap combines durability, precision engineering, and customizable aesthetics, enhancing both the functionality and appearance of packaged goods.
| Application | Description |
| Pharmaceuticals | The 31.5x44 mm Aluminum Plastic Cap is ideal for pharmaceutical packaging, such as medicine bottles and syrup containers. Its tamper-evident design and child-proof feature ensure that the contents are safe from unauthorized access and accidental consumption. The tight seal prevents any leakage, preserving the integrity of the medication and ensuring that the product remains safe and effective for its intended use. |
| Food and Beverages | The 31.5x44 mm Aluminum Plastic Cap is widely used for food and beverage packaging, especially for products that require extended shelf life, such as powdered foods, supplements, or liquids. The cap’s airtight seal blocks moisture and oxygen, keeping the contents fresh and extending the product’s usability. This makes it an excellent choice for items that need to be stored over a long period without compromising quality. |
| Cosmetics/Industrial Products | The 31.5x44 mm Aluminum Plastic Cap is perfect for packaging creams, ointments, or chemical products that require leak-proof seals. Its secure closure ensures that the contents do not spill or leak during storage and transportation, preserving the quality of the product. This cap is ideal for use in cosmetics or industrial applications where reliable and safe sealing is essential to maintain the integrity of the product inside. |
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