Wholesale Price China 2layer Lead Free Hasl Tg150 Pcb - 10 Layer High Tg ,Hard Gold ,HDI Board | YMS PCB – Yongmingsheng
Wholesale Price China 2layer Lead Free Hasl Tg150 Pcb - 10 Layer High Tg ,Hard Gold ,HDI Board | 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
Product detail pictures:
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With a sound enterprise credit history, exceptional after-sales services and modern production facilities, we've earned an outstanding track record amongst our consumers across the whole world for Wholesale Price China 2layer Lead Free Hasl Tg150 Pcb - 10 Layer High Tg ,Hard Gold ,HDI Board | YMS PCB – Yongmingsheng , The product will supply to all over the world, such as: Oman, Johor, Tanzania, With the principle of win-win, we hope to help you make more profits in the market. An opportunity is not to be caught, but to be created. Any trading companies or distributors from any countries are welcomed.
By Christina from azerbaijan - 2017.07.28 15:46
We have been engaged in this industry for many years, we appreciate the work attitude and production capacity of the company, this is a reputable and professional manufacturer.
By Sandra from Benin - 2017.09.22 11:32
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