OEM/ODM Factory Cem-3 - 4Layer Immersion Gold FPC | YMS PPCB – Yongmingsheng

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Our well-equipped facilities and excellent excellent management throughout all stages of creation enables us to guarantee total buyer satisfaction for 2layer Pcb, Electric Heater Control Circuit, Blank Printed Circuit Board, We will do our best to meet your requirements and are sincerely looking forward to developing mutual beneficial business relationship with you!

OEM/ODM Factory Cem-3 - 4Layer Immersion Gold FPC | YMS PPCB – Yongmingsheng Detail:

Immersion Gold

The optimal process conditions were as follows: gold salt concentration (in gold terms)1g/L, organic amine concentration 0.2 mol/L, citric acid 5g/L, operating temperature 50-60℃, solution pH value 9 ~ 10, time control in 5-10min. Under this condition, the effect of chemical deposition is stable, and the color, uniformity and binding force of the deposited gold layer can meet the technical requirements of PCB industry. There is a Study suggests that mainly containing gold chloride acid and organic amine component without cyanide plating liquid system, not only from a technical point of view to meet today’s requirements of PCB industry to the chemical zedoary process, and from an environmental point of view to achieve the replacement of highly toxic chemicals, can significantly reduce the harm to environment, is a kind of has a broad application prospect of environmental friendly process.

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We normally think and practice corresponding towards the change of circumstance, and grow up. We aim at the achievement of a richer mind and body plus the living for OEM/ODM Factory Cem-3 - 4Layer Immersion Gold FPC | YMS PPCB – Yongmingsheng , The product will supply to all over the world, such as: Angola, European, Belgium, Satisfaction and good credit to every customer is our priority. We focus on every detail of order processing for customers till they have received safe and sound products with good logistics service and economical cost. Depending on this, our products are sold very well in the countries in Africa, the Mid-East and Southeast Asia.

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The customer service reprersentative explained very detailed, service attitude is very good, reply is very timely and comprehensive, a happy communication! We hope to have a opportunity to cooperate.

By Ivy from Iran - 2018.09.29 17:23

This company conforms to the market requirement and joins in the market competition by its high quality product, this is an enterprise that have Chinese spirit.

By Samantha from Lithuania - 2018.05.22 12:13

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