six layers
Min. Trace Space: 0.075mm/ 3mil
Min. Laser Hole Size: 0.075mm/ 3mil
Thin lines, small holes, thin dielectric layer.
Material standard: GB/ T4721-4722-1992 GB4723....

Min. Line Width: 0.05mm
Min. Hole Size: 0.15mm PTH
Min. PTH Hole Ring: 0.45mm
Min. Gap between Cover Layer and Pad: 0.1mm
Min. Gap between Trace and Outline: 0.2mm
Trace....

Aluminium PCB with OSP surface
Surface finishing: OSP
Board thickness: 1.6mm...
. UL, RoHS, SGS, ISO, IPC approved Aluminium PCB;
. High Quality with Competitive Price;
.....

Universal PCB board, Electronic circuit board PCB
Surface finish: HAL
Finish thickness: 0.8-3.2mm...
Model Number: Double sided PCB
Matirial standard: GB/ T424-4722 1992
GB....