Self-sealing bag, also often referred to as airtight bag, boned bag, ziplock bag, is bag designed with a special closure mechanism that allows the user to easily close the opening of the bag by pressure or by sliding the zip without the need to use any external tools such as staplers, tapes or heat sealing equipment. These bags are widely used in daily life and in many industries for their convenient opening and closing action.
Features
- Convenience: The most important feature of self-sealing bags is their convenient sealing design, which is usually completed by squeezing the double-layer film at the mouth of the bag or pulling the zip, which facilitates quick encapsulation and reopening.
- sealing: using high-quality materials and tight sealing technology, self-sealing bags can effectively prevent air, moisture, light and other external factors on the contents of the impact, to maintain the freshness and quality of the contents.
- Versatility: self-sealing bags can be made of different materials according to the needs, such as PE, PP, aluminium foil composite materials, etc., in order to adapt to the packaging needs of different products. In addition, there are transparent, semi-transparent, opaque and a variety of printing patterns available.
- Reusability: Many self-sealing bags can be opened and closed many times due to their durable material and reliable closure design, which is conducive to saving resources and reducing waste.
- Customization: According to customer's needs, self-seal bags can be customized in size, colour, printing pattern, etc., which is convenient for brand promotion and product differentiation.
Applications
- food industry: widely used in snacks, dried fruits, candy, coffee beans, tea and other food packaging, self-sealing aluminium foil pouches can effectively extend the shelf life of food and maintain the original taste due to its excellent barrier properties.
- medicine and health: used for medicine, health care products, medical devices and other packaging, to ensure product safety and hygiene, to prevent contamination.
- daily chemicals: suitable for cosmetics, toiletries, detergents, etc., easy to carry and use.
- electronic accessories: used for storing electronic components, mobile phone parts, data lines and other small items, moisture-proof and dust-proof.
- Home storage: as refrigerator freshness bag, clothing insect bag, document storage, etc., helps home organisation and classification.
- Retail & Logistics: In e-commerce, self-sealing bags are commonly used for mailing small items, providing easy and fast packing solutions.
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