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: Embossed aluminum foil lids

Die cut aluminum foil lids are made of aluminum foil with a thickness of 0.030 to 0.050 mm, with a variety of sealing lacquers or sealing film to guarantee optimal and hermetic sealing on to polypropylene(PP), polystyrene(PS) and polyethylene thermoformed or injected containers.
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: Aluminum easy open end cover

Aluminum easy open-end cover are made of aluminum foil with a thickness of 0.060 to 0.090mm, aluminum frame thickness of 0.21mm to 0.23mm, to ensure the best seal on the bottles, aluminum cans, cans and cans and other containers
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[Service]What Causes Bubbles After Sealing?2026/06/25/ 17:26: Finding bubbles of various sizes on the aluminum foil surface after sealing is a common issue. This is not just a cosmetic problem but may also compromise the sealing effectiveness. Leadtra Packaging has compiled a guide to help you troubleshoot common causes and find targeted solutions.; Read（2） Label：

[Service]What's the Difference Between Sealing Gaskets and Sealing Films?2026/06/23/ 17:21: In daily consultations, we often hear: "Aren't sealing gaskets and sealing films the same thing?" It's true that these two terms are sometimes used interchangeably, but they have clear differences in structure, application method, and sealing principle. Today, Leadtra Packaging will clarify it once and for all.; Read（2） Label：

[News & Updates]Leadtra Packaging Wishes You a Peaceful Dragon Boat Festival2026/06/19/ 10:49: The Dragon Boat Festival is here once again. Mugwort hangs by the doors, zongzi leaves fill the air with fragrance, dragon boats race across the water, and families come together. On this day rooted in millennia of tradition and warmth, Leadtra Packaging extends our sincerest wishes to all clients, partners, and industry peers: may you have a peaceful and happy Dragon Boat Festival.; Read（19） Label：

[Service]What Safety Tests Are Required for Cosmetic Sealing Film?2026/06/18/ 16:25: As a packaging material that comes into direct contact with the contents, the safety of cosmetic sealing film directly affects product quality and consumer health. Based on regulatory requirements and industry practices, Leadtra Packaging outlines the key safety testing items that sealing film must undergo.; Read（7） Label：

[Service]How to Control the Peel Force of Easy-Tear Sealing Film?2026/06/16/ 16:13: One of the core indicators of easy-tear sealing film is peel force. If the peel force is too high, consumers struggle to open it, leading to a poor experience. If the peel force is too low, the seal is weak, and the product risks leakage. So, how is peel force controlled? Leadtra Packaging provides a technical analysis.; Read（4） Label：

[Industry Information]New Requirements for Sealing Film in E-Commerce Logistics:2026/06/14/ 16:04: The unique challenge of e-commerce logistics is that packages go through sorting, tossing, stacking, long-distance transport, and many other handling steps. The level of "abuse" packages endure far exceeds that of traditional brick-and-mortar channels.; Read（17） Label：

[Service]What to Do If Sealing Film Has an Odor?2026/06/12/ 16:01: Encountering an odor when opening sealing film is a problem many users have faced. Some worry it indicates unsafe materials, while others suspect production contamination. In fact, there are multiple possible causes for sealing film odor, each requiring individual investigation. Today, Leadtra Packaging will help you analyze common causes and solutions.; Read（11） Label：

[Service]Why Do Some Sealing Liner Stick to the Bottle Cap When Opened?2026/06/11/ 15:48: Many people have encountered this situation when unscrewing a bottle cap: the Sealing Liner doesn't stay on the bottle mouth but sticks firmly to the inside of the cap. Is this a quality problem? Not necessarily. Let’s analyze the common reasons for this phenomenon.; Read（5） Label：

[Service]What Information Is Needed for Custom Sealing Film?2026/06/06/ 11:01: When customizing sealing film, many people don't know how to specify their requirements and often just say "I want aluminum foil" or "I want easy-tear." The result is either the wrong size or unsatisfactory sealing performance, wasting time on repeated revisions. In fact, by preparing the following information in advance, the customization process will go much smoother.; Read（10） Label：

[Industry Information]2026 Sealing Film Industry Trends: Easy-Tear, Eco-Friendly, and Smart Take Center Stage2026/06/04/ 10:39: In 2026, the sealing film industry is undergoing a transformation from "functional fulfillment" to "experience enhancement." In the past, the core demand for sealing film was simple: it just needed to seal well.; Read（7） Label：

[Service]Custom Sealing Films See New Growth Driven by the Booming Cosmetics Sample Economy2026/06/03/ 17:05: In recent years, the "sample economy" has been heating up in the cosmetics industry. From premium brand gifts to domestic brand trials, from livestream flash sales to private-domain sampling, small-pack, low-barrier trial sizes have become an essential tool for customer acquisition, conversion, and repurchase. This trend has quietly driven growth in demand for custom sealing films among upstream suppliers.; Read（7） Label：

[Service]What’s the difference between 0.02mm and 0.05mm sealing film thickness?2026/06/02/ 16:54: When customizing or purchasing sealing film, thickness is an unavoidable parameter. Faced with two common specifications — 0.02mm and 0.05mm — many people ask: what difference does such a small margin really make? How should you choose? Today, Leadtra Packaging will help clarify this.; Read（8） Label：

[Service]Q&A: How Long Can Aluminum Foil Heat-Sealing Film Last?2026/06/02/ 16:36: People often ask: how long can aluminum foil heat-sealing film actually seal? This question is not easy to answer, because the duration of the seal depends on multiple factors. Let us break it down for you.; Read（16） Label：

[News & Updates]Cosmoprof Asia HK 20182018/11/07/ 10:17: Cosmoprof Asia HONG KONG The opening of the AsiaWorld-Expo (Airport) in Hong Kong will be held from November 13th to 15th! Leadmens Packaging 5-H16 Waiting for your visit; Read（886） Label：Aluminum foil sealing film|Vented seal liner|aluminum foil|aluminum sealing liner|Die Cut Aluminium Lids

[Industry Information]How to distinguish aluminum foil sealing film is aluminum foil or VMPET2018/08/31/ 10:29: Usually when we communicate with customers, customers can't distinguish between aluminum foil and what is VMPET. In fact, in our professional field, there is a simple way to distinguish, that is, we pick up the aluminum foil or VMPET, and illuminate under the light. If it can transmit light, it belongs to VMPET. If it can't transmit light, it is aluminum foil.; Read（461） Label：Aluminum foil sealing film|aluminum foil|aluminum sealing liner

[Industry Information]Advantages of die-cut aluminum foil lids2018/08/27/ 12:01: The advantage of die-cut aluminum foil lids is that the product can be die-cut according to the printing pattern, the edges are neat, and it can be die-cut according to customer's requirements. Our company die-cut aluminum foil sealing film adopts video positioning and tracking, and the precision rate reaches 0.005mm, which guarantees the beauty of the product and the requirements for use.; Read（417） Label：Aluminum foil sealing film|aluminum foil|aluminum sealing liner|Die Cut Aluminium Lids|Die cut aluminium foil lids

[Industry Information]Common structure of aluminum foil sealing film2018/08/20/ 14:13: The common structure of aluminum foil sealing film is: PET / printing / aluminum foil / sealing layer The above is a common structure, we can change the material thickness or material according to the requirements of the customer, which can meet different customer requirements.; Read（309） Label：Aluminum foil sealing film|aluminum foil|aluminum sealing liner|Seal liner|Induction seal liner|Die cut aluminium foil lids|Die Cut Aluminium Lids