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Industry news

0.05mm/0.1mm antioxidant silver conductive shielding tin plated copper foil tape

Time:2023-02-21Number:1035

copperFoil tape is divided intoSingle conductive copper foil tapeandDouble conductive copper foil tapeSingle conductive copper foil tape refers to the adhesive surface that is non-conductive, with only the other side of copper conducting, hence it is called single conductive or single-sided conductive; Copper foil tape refers to the conductive surface covered with adhesive, and the other side of copper itself is also conductive, so it is called double conductive or double-sided conductive.
镀铜膜


Anti oxidation tin plated copper foil tape, silver copper foil tape

Copper foil has good conductivity, but it is prone to oxidation when exposed to humid air

To solve this problem, a layer of tin, a conductive substance that is not easily oxidized, is plated on the surface of the copper foil

Tin is also a conductive metal, but it has good stability and is not easily oxidized in air. However, it has a high cost and does not have a thin-film industry

It can utilize the conductivity of copper without causing material deterioration, thus improving the product's performance and lifespan.

The general process is to electroplate a 2-3u tin layer on both sides of the copper foil

Coating conductive adhesive on one side can be applied in some ready to use situations.

For example: high-definition TV data cables, military shielding materials, communication engineering, solar modules, EMI shielding components, etc

Adhesive: Conductive adhesive

Tin layer thickness: 2-3um on both sides

Release material: transparent release film

Structural composition:

---------------Surface tin layer 2-3um

---------------Copper foil 38u

---------------Tin layer 2-3u

---------------Conductive adhesive 35u

---------------Release film 50um

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