OEM China Lead Free Hasl - 12Layer Immersion Gold HDI | YMS PCB – Yongmingsheng
OEM China Lead Free Hasl - 12Layer Immersion Gold HDI | YMS PCB – Yongmingsheng Detail:
HDI basic production process:
A、Brown multilayer circuit board to form Browning film on the surface of copper foil layer, and laser drilling on the surface of copper foil to form laser blind hole
B、 drill the multi-layer circuit board to form a mechanical drill hole
C、 The multi-layer circuit board is coated with copper to form a copper layer in the laser blind hole mechanical drilling, and then the multi-layer circuit board is electroplated to thicken the copper layer in the hole
D、The above multilayer circuit board is made of outer graphics, and the surface treatment of etched screen print resistance welding on the outer layer of graphics electroplating is carried out to obtain the finished HDI board
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Product detail pictures:
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We have been experienced manufacturer. Wining the majority of your crucial certifications of its market for OEM China Lead Free Hasl - 12Layer Immersion Gold HDI | YMS PCB – Yongmingsheng , The product will supply to all over the world, such as: Azerbaijan , Curacao , Frankfurt , We've got more than 10 years experience of production and export business. We always develop and design kinds of novel items to meet the market demand and help the guests continuously by updating our goods. We've been specialized manufacturer and exporter in China. Wherever you are, make sure you join us, and together we will shape a bright future in your business field!
By Quintina from Ukraine - 2017.04.28 15:45
A nice supplier in this industry, after a detail and careful discussion, we reached a consensus agreement. Hope that we cooperate smoothly.
By Claire from Croatia - 2018.09.23 17:37