Product Name: Industrial control board

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Specifications

Layer count：8

Board thickness：1.60mm

Base materials：FR4 S1000-2

Finished size：189*179mm

Surface finish：Lead-free tin

Line width/line space：4/4mil

Minimum hole：0.20mm

Solder resist color：Matt blue

Cu thickness：inner layer 1 OZ outer layer 1 OZ

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Characteristic

1, the line spacing is small, etching difficult;

2, BGA solder joints design, solder joint diameter of 24mil, so the process is difficult to spray tin.