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Shen Jin pcb What are the characteristics? What are the process control considerations? Jan 16, 2017

1, due to immersion gold and gold-plated crystal structure is not the same, Shen Jin is easier than gold-plated welding, will not cause bad welding, causing customer complaints.

2, due to immersion gold and gold-plated crystal structure is not the same, Shen Jin will be gold-plated gold is more yellow, more satisfied customers.

3, due to immersion gold for gold-plated crystal structure is more compact, not easily into oxidation.

4, due to immersion gold plate only nickel gold, the skin effect of the signal transmission is in the copper layer will not affect the signal.

5, due to immersion gold plate only nickel gold on the pad, so the line with the copper layer of solder joint more firmly.

6, due to immersion gold board only nickel-gold pad, it will not produce gold caused by micro-short.

7, due to immersion gold and gold-plated crystal structure is not the same, the stress of the gold plate easier to control, there is a bonding of products, more conducive to the bonding process. At the same time also because of gold than gold-plated soft, so the immersion gold plates do not wear gold finger.

8, works for compensation will not have an impact on the spacing.

9, immersion gold plate flatness and standby life as good as gold-plated plate.