Expanded Foil

Key Features:

Applications: Batteries, Electronics, Aerospace, Medical, Packaging, EMI and RFI shielding

Expanded Foil Materials: Nickel, Copper, Monel, Stainless steel, Aluminum, etc.

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Product Description:

Expanded foils are a kind of light type expanded metal with precise opening and delicate processing for special applications. It is a highly efficient mesh that is delivered as soils and cut to size sheets. The foil is layered into filter panels to catch dust and hold grease for internal and external air filtration.

Expanded foil offers a range of versatile features that are fit for diverse applications such as heat spacers in automotive industry, anti-explosive products and components for grease air and oil filtration.

Standard Applications of Expanded Foils

  • Batteries
  • Electronics
  • Aerospace
  • Medical
  • Packaging
  • EMI and RFI shielding

Expanded Foil Materials

  • Nickel
  • Copper
  • Monel
  • Stainless steel
  • Aluminum

Heanjia can meet your specific requirements for materials and material specifications such as thickness, strength, conductivity, corrosion resistance and material handling.

Expanded metal foil is a unique material manufactured by using expanding methods and machinery. As a certified manufacturer of expanded metal foils, Heanjia offer fine mesh expanded foil developed for use in high technology applications demanding close tolerances.


Manufactured from 0.5 mm of metal and weighing less than 100g/m2, the expanded foil provides all the benefits of traditional expanded metal in an extremely light and economical way.


The expanded foil can be folded or compressed. Folded into layers, it provides a highly effective filtration area for which it is used in a wide range of highly specialized filter cartridges.