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Surface finish

Various of PCB surface finishes are used to coat the exposed copper areas. This is to enable protection of the surface and good solderability.

The various of finishes can include Electroless Nickel Immersion Gold, HASL, Immersion Silver,ENEPIG etc.

Thicknesses and solderability tests are always carried out.

Commonly available PCB surface finishes in Weller (all in house)

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