Massive Selection for Hearing Aids Printed Circuit Board - Immersion Gold,Blue Soldermask flex-rigid Board | YMS PCB – Yongmingsheng
Massive Selection for Hearing Aids Printed Circuit Board - Immersion Gold,Blue Soldermask flex-rigid Board | YMS PCB – Yongmingsheng Detail:
Immersion Gold
Immersion Gold is the method of chemical deposition, through the chemical REDOX reaction to generate a layer of coating which is generally thick, is a chemical nickel gold layer deposition method, can achieve a thicker gold layer.
The process of Immersion Gold on the surface of printed circuit is characterized by stable color, good brightness, smooth coating and good weld ability. Basically, it can be divided into four stages: pre-treatment (oil removal, micro-corrosion, activation and leaching), nickel precipitation, gold precipitation, post-treatment (waste gold water washing,DI washing, drying), gold precipitation thickness between 0.025-0.1um.
Gold used in the surface treatment of circuit boards, because of its strong electrical conductivity, good oxidation resistance, long life, general applications such as keypad, gold finger board.
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Product detail pictures:
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We've been convinced that with joint efforts, the enterprise between us will bring us mutual benefits. We are able to assure you product or service quality and aggressive cost for Massive Selection for Hearing Aids Printed Circuit Board - Immersion Gold,Blue Soldermask flex-rigid Board | YMS PCB – Yongmingsheng , The product will supply to all over the world, such as: UK, Bolivia, Mumbai, "Good quality and reasonable price" are our business principles. If you are interested in our products or have any questions, please feel free to contact us. We hope to establish cooperative relationships with you in the near future.
By Jason from Ireland - 2018.09.23 17:37
Good quality, reasonable prices, rich variety and perfect after-sales service, it's nice!
By Georgia from Washington - 2018.09.16 11:31