5 Layer PCB Circuit board gold finger card board

5 Layer PCB Circuit board gold finger card board

Material: FR-4 fiberglass circuit board

Board thickness: 1.0mm

Surface treatment: Immersion gold

Minimum aperture: 0.2mm

Outer line width/line spacing: 6/6mil

Inner line width/line spacing: 6/5mil

Solder mask color: green and white

Application range: gold finger card board, optical fiber circuit board, communication products