Thank you for visiting the Advanced Plating Technologies Specification Database. Below is a technical summary of specification 5503 from Audiosears for Gold. For more information on our full line of Gold services please visit our gold plating services page. You can also request a quote or contact a member of our technical sales team for more information.
Application: Gold Plating per Audiosears No. 5503
Plate Thickness: 15-20 Microinches
Strike Thickness: Copper undecoat not less than .0001″ and Nickel diffusion barrier layer thickness not less than .0001″
Notes: These parts may be used in carbon type microphones. Microphones may be used at very low current levels. The plating process is to be controlled so as to produce a gold coating with minimum porosity, fine grain structure, and minimum electrical resistance.Back to Spec Database
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