Discount Price Cigarette Pcb Printed Circuit Board - 4Layer Immersion Gold FPC | YMS PPCB – Yongmingsheng

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Our enterprise insists all along the standard policy of "product high-quality is base of business survival; client satisfaction could be the staring point and ending of an business; persistent improvement is eternal pursuit of staff" as well as consistent purpose of "reputation first, client first" for Cob Alloy Aluminium Pcb, Specialize Pcb, 2layer Aluminum Enig Pcb, With a wide range, top quality, reasonable rates and stylish designs, our products are extensively used with this industries and other industries.

Discount Price Cigarette Pcb Printed Circuit Board - 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 thinks what customers think, the urgency of urgency to act during the interests of a purchaser position of theory, allowing for much better good quality, lower processing costs, prices are extra reasonable, won the new and old buyers the support and affirmation for Discount Price Cigarette Pcb Printed Circuit Board - 4Layer Immersion Gold FPC | YMS PPCB – Yongmingsheng , The product will supply to all over the world, such as: El Salvador, Korea, Vietnam, We put the product quality and customer's benefits to the first place. Our experienced salesmen supply prompt and efficient service. Quality control group make sure the best quality. We believe quality comes from detail. If you have demand, let us work together to get success.

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The customer service staff is very patient and has a positive and progressive attitude to our interest, so that we can have a comprehensive understanding of the product and finally we reached an agreement, thanks!