4-layer PCB 1) Layer:4L 2) Material: FR-4 3) Board thickness:1.6mm 4) Copper thickness:1OZ, Surface treatment: immersiongol

4-Layer PCB

Layer		4
Board Material		FR-4
Board Thickness		1.6 mm
Copper Thickness		1 OZ
Surface Treatment		hard gold plating
Min Hole		0.2 mm
Min Line Width		3 mil
Min Line Space		3 mil
Solder Mask		green
Silk Screen		white
Outline		routing

Note: 

We can provide PCBs range from 1 layer up to 20 layers, flexible PCB, quick-turn PCB, SMT business with good quality and competitive price.  

4-layer PCB