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4 layers Circuit Board PCB supplies
4 layers Circuit Board PCB supplies


Item Capability
Number of Layers 4 layer
Material FR4
PCB Thickness 1.6mm
Copper Thickness 1/1/1/1 OZ                                                                   
Max Finish size 580X610mm
Min. Hole size Min: 0.2mm and max 6.5mm
Min trace/space H/H oz 3/3mil; 1/1 oz 4/4mil;
Finishing ENIG
SolderMask Green
PeelableMask Thickness≥ 0.3mm
Outline profile  CNC Routing. V-CUT.   
Tolerance Outline: ± 0.1mm/NPTH: ± 0.05mm/PTH/Hole position: ± 0.075mm/V-CUT: ± 0.1mm
Min Registration between layers ± 3mil(± 0.076mm)
Twist and Bow Follow IPC-A-600G Spec: 0.7%{max}
Testing Impedance testing Open/short testing/Universal testing/Flying-prob