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Home / Products / Metallized PP&PET Films

Metallized PP&PET Films

MPP offers low loss and high dielectric strength, while MPET provides thermal stability and durability in capacitor

PET Film Thickness Range: 1.2μm - 12.0μm; OPP Film Thickness Range: 2.0μm - 16.0μm.
PET Suppliers: Dupont (USA), Toray (Japan), Yihua Toray, SKC, TongFeng and others; OPP Suppliers: PHD (Germany), Toray (Japan), TongFeng, S-SEA, JDL.

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Production Processes

  • Coating
    Coating

    This is the initial step where a thin layer of metal, usually aluminum or zinc, is deposited onto a plastic film, like polypropylene or polyester. This metallization process is crucial for creating the dielectric layer in capacitors.

  • Coating Inspection
    Coating Inspection
    After the coating process, the metallized film undergoes inspection. This step is essential to ensure the consistency and quality of the metallization, checking for defects like uneven coating, breaks, or impurities.
  • Slitting
    Slitting
    The large rolls of coated film are then slit into narrower widths. This process is tailored to meet specific requirements for different types of capacitors, depending on their intended use and specifications.
  • Slitting Inspection
    Slitting Inspection
    The slit materials are inspected to ensure that the cutting process has been accurate and that the film meets the required dimensions and specifications. This may involve checking the width, edge quality, and any potential damage incurred during slitting.
  • Small Packaging
    Small Packaging

    After inspection, the slit film is packaged into smaller units. This packaging is typically done to make handling, transportation, and storage easier and more efficient, especially if the film is sent to another location for further processing.

  • Bulk Packaging
    Bulk Packaging
    Finally, these smaller units are packaged in bulk. Bulk packaging is often used for final shipment to customers or distributors and is designed to protect the materials during transit and to facilitate easier bulk handling.

Custom Aluminum Metallized Film

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About
Nantong Jiangsen Electronic Technology Co., Ltd.
Nantong Jiangsen Electronic Technology Co., Ltd.
Nantong Jiangsen Electronic Technology Co., Ltd. is located in a historical and cultural city of Jiangsu Province Rugao. The Hui-style "Shuihui Garden" tops in gardens and can be found nowhere else. As the hometown to "flowers and plants", the traditional bonsai wins appraise from home and abroad. Moreover, Rugao enjoys the reputation of being the city of longevity. Nantong Nantong Jiangsen Electronic Technology Co., Ltd., a dazzling pearl, is sparkling on this ancient and magic land.

Our company covers an area of 78 acres with a construction area of 50,000 square meters.We are China Custom Aluminum Metallized Film Suppliers and Custom OEM Aluminum Metallized Film Factory. The first phase investment amounts to 160 million RMB and the registered capital is 60 million RMB. With an integration of manufacturing, designing and sales, our company has high automation in metalized films and film capacitors of all series and pitches.
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Metallized PP&PET Films Industry knowledge

Aluminum Metallized Film: Superior Barrier Properties and Industry Applications

Aluminum metallized film is celebrated for its excellent barrier properties, making it a cornerstone material in various industries. These properties stem from the unique combination of aluminum and polymer film, typically polyester (PET), which together create a material that excels in protecting products from environmental factors. This exploration delves into the specifics of these barrier properties, their underlying mechanisms, and their wide-ranging applications.

Mechanisms Behind Barrier Properties

The superior barrier properties of aluminum metallized film are primarily due to the aluminum layer deposited onto the polymer film. This metallization process, typically performed in a vacuum, ensures a uniform and dense aluminum coating. The aluminum layer acts as a barrier to:

Oxygen: The aluminum coating significantly reduces the permeability of oxygen. Oxygen is a major contributor to the degradation of food products and pharmaceuticals as it can lead to oxidation, spoilage, and loss of efficacy. The dense structure of the aluminum layer effectively blocks oxygen molecules, thereby preserving the quality and shelf life of the packaged contents.

Moisture: Moisture can have detrimental effects on many products, especially food and electronics. The aluminum metallized film prevents moisture vapor from penetrating the packaging. This is crucial for maintaining the crispness of dry foods, preventing microbial growth, and protecting moisture-sensitive electronics components.

Light: Light, particularly ultraviolet (UV) light, can cause photodegradation of products. UV light can break down vitamins, degrade flavors, and alter the color and texture of food. The reflective aluminum surface of the metallized film acts as an effective shield against light, protecting the contents from light-induced damage.

Advantages in Various Industries

Food Packaging: The food industry relies heavily on aluminum metallized films to extend the shelf life of perishable goods. For instance, snack foods, coffee, and dried products are often packaged in these films to maintain freshness. The barrier properties prevent the ingress of oxygen and moisture, which can cause rancidity and staleness. Additionally, the reflective properties protect against light degradation, preserving flavors and nutritional value.

Pharmaceutical Packaging: Pharmaceuticals are particularly sensitive to environmental conditions. Aluminum metallized films are used to protect medicines from oxygen and moisture, ensuring their efficacy over time. Blister packs, for example, often incorporate metallized films to create a protective barrier that maintains the integrity of the medication.

Electronics: Moisture and oxygen can cause corrosion and damage to electronic components. In electronics packaging, metallized films protect against these elements, ensuring the longevity and reliability of the products. Additionally, the films can be used in antistatic and EMI (electromagnetic interference) shielding applications, providing protection against static discharge and electromagnetic disruption.

Agriculture: In agricultural applications, aluminum metallized films are used in the packaging of seeds and fertilizers. These products need protection from moisture and oxygen to maintain their viability and effectiveness. The barrier properties of the metallized films ensure that the products remain potent until they are used.

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