Chinese wholesale 1layer Led Pcb - 4Layer Immersion Gold FPC | YMS PPCB – Yongmingsheng

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The corporate keeps towards the operation concept "scientific administration, superior quality and performance primacy, client supreme for Rigid-Flexible Pcb, Copper-Aluminum Composite Pcb, 2layer Fpc With Stiffner, Standing still today and looking into the future, we sincerely welcome customers all over the world to cooperate with us.

Chinese wholesale 1layer Led Pcb - 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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To create much more price for clients is our company philosophy; purchaser growing is our working chase for Chinese wholesale 1layer Led Pcb - 4Layer Immersion Gold FPC | YMS PPCB – Yongmingsheng , The product will supply to all over the world, such as: Nigeria, Moldova, Lahore, To win customers' confidence, Best Source has set up a strong sales and after-sales team to deliver the best product and service. Best Source abides by the idea of "Grow with customer" and philosophy of "Customer-oriented" to achieve cooperation of mutual trust and benefit. Best Source will always stand ready to cooperate with you. Let's grow together!

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The accounts manager made a detailed introduction about the product, so that we have a comprehensive understanding of the product, and ultimately we decided to cooperate.