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- A.Yeung@leadmenspacking.com
- +8618933322747
- Building 4, No. 223, Guangcheng Road, Jiuzhouji, Xiaolan Town, Zhongshan City, Guangdong Province

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The service life of the sealing liner, I guess you don't know
The service life of the sealing liner (aluminum foil sealing film) is determined by the following objective conditions.
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Encyclopedia: Revealing the service life of sealing film
Unused sealing film can be stored for 2-3 years in a dry, dark, and room temperature (below 25 ℃) environment. High temperature (over 40 ℃) or humid environment will accelerate the aging of its heat sealing coating.
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List of common quality issues with sealing liner
The quality issue of sealing lineris indeed crucial, directly affecting the sealing effect and product safety.
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Introduce the coffee capsule sealing film
The sealing film of coffee capsules is a seemingly simple yet technically precise composite film.
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Unveiling High Temperature Resistant Steaming Aluminum Foil Composite Film
High temperature resistant cooking aluminum foil composite film, often referred to as "high-temperature cooking bag" or "soft can packaging".
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A piece of fast food sealing film, surprisingly hiding so many secrets
When we pick up a fast food, we may rarely notice that thin sealing film. However, this seemingly simple film is a crucial barrier to ensure the quality and safety of fast food.
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Introduce the coffee capsule sealing film
The sealing film of coffee capsules is a seemingly simple yet technically precise composite film.
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Selection guide for instant noodle paper tube sealing film
The selection of instant noodle paper tube sealing film requires comprehensive consideration of multiple factors such as sealing performance, production efficiency, and cost control.
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Easy to tear inner membrane customization guide: analysis of key elements
Customization of easy to tear inner film requires a balance between sealing reliability and easy opening.
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Customized crayfish sealing film: three essential points to know
The packaging of crayfish is facing a harsh environment that is rare in ordinary food: the boiling red oil soup tests the instant high temperature resistance of the sealing film during filling
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Misconception clarification: The higher the sealing temperature, the better
The higher the sealing temperature, the better. In the previous article, Leadtra Packaging has introduced the problems that may occur when the sealing temperature is too high or too low. Today, we will learn what is the best sealing temperature.
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Note: Excessive or insufficient sealing temperature may cause issues
The ideal sealing temperature for aluminum foil sealing film is far from simply "the higher the better." It is a precisely controlled optimal range.
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Abnormal bulging phenomenon of sealing film
In the previous article, we learned about the "normal bulging" phenomenon of aluminum foil sealing film. Today, we will take a look at "abnormal bulging", which refers to the bulging that needs to be guarded against.
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Normal bulging phenomenon of sealing film
During daily use or product storage, have you ever encountered a sudden bulge of the aluminum foil sealing film at the mouth of the packaging bottle, like a "small Mantou"?
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The "temperature password" for high temperature resistance of aluminum foil sealing film
Aluminum foil sealing film is highly favored in many industries such as food, medicine, cosmetics, etc. due to its excellent sealing, barrier properties, and preservation ability.
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How is the sealing film made "easy to tear"?
Realizing the ease of tearing of sealing film is a technical challenge as it requires finding a balance between the conflicting demands of "firm sealing" and "easy opening".
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How important is the ease of tearing of sealing film?
The ease of tearing of sealing film is not a trivial detail, but a key indicator that directly affects user experience, product image, and even safety.
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Coffee can sealing film: the 'invisible guardian' guarding the soul of coffee
When consumers open a new can of coffee, the crisp "sizzling" sound is not only a signal to start the delicious taste, but also the last line of defense for precision packaging technology.
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Aluminum foil sealing film, no obligation to be inferior
Aluminum foil sealing film combines "high barrier, strong sealing, anti-counterfeiting, and high efficiency" into one.
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Correct operation guide for sealing gasket: Ensure perfect sealing
The correct packaging of sealing gaskets (induction sealing gaskets) is a precision process, and its core lies in the precise control of electromagnetic induction heating to form a firm and sealed bond between the gasket and the container bottle mouth.
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