Place of Origin: Guangdong, China (Mainland) 
Brand Name: GPS PCB 
Model Number: EW-50906S02 
Number of Layers: 8-Layer 
Base Material: FR4 
Copper Thickness: 0.5-5 OZ 
Board Thickness: 0.4 to 6.0mm(4 to 240mil) 
Min. Hole Size: 0.025mm 
Min. Line Width: 0.075mm(3mil) 
Min. Line Spacing: 0.075mm(3mil) 
Surface Finishing: HASL, ENIG 
Max Panel size: 800*508mm 
Board finished thickness: 0.2-4.0mm 
Tolerance of finished panel thickness: ±10% 
Surface Treating Process of Inner layer: Brown Oxide 
Layer Count: 1-18 
Impedance control and tolerance: 50Ω±10% 
Peel strength of line: ≥107g/mm 
Wrap and twist: ≤0.5% 
Standard: IPC-A-610D 
Service type: One-stop turnkey service . 
http://www.protelpcb.com