OEM Supply Fr-4 Pcb - Immersion Gold,Blue Soldermask flex-rigid Board | YMS PCB – Yongmingsheng

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To consistently enhance the management method by virtue of the rule of "sincerely, fantastic religion and top quality are the base of business development", we extensively absorb the essence of associated goods internationally, and constantly acquire new merchandise to satisfy the needs of shoppers for 2layer Pcb, Rigid-Flexible Pcb, Clean Vacuum Printed Circuit Board, The principle of our organization is usually to provide high-quality items, qualified services, and trustworthy communication. Welcome all friends to place trial order for developing a long-term small business relationship.

OEM Supply Fr-4 Pcb - 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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We now have several exceptional workers customers good at marketing, QC, and working with types of troublesome trouble during the creation system for OEM Supply Fr-4 Pcb - Immersion Gold,Blue Soldermask flex-rigid Board | YMS PCB – Yongmingsheng , The product will supply to all over the world, such as: Nigeria, Turkey, Indonesia, Our tenet is "integrity first, quality best". We have confidence in providing you with excellent service and ideal products. We sincerely hope we can establish win-win business cooperation with you in the future!

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The supplier cooperation attitude is very good, encountered various problems, always willing to cooperate with us, to us as the real God.

By Jane from Cambodia - 2017.12.19 11:10

The factory can meet continuously developing economic and market needs, so that their products are widely recognized and trusted, and that's why we chose this company.

By Rae from Greek - 2017.04.28 15:45

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