... module, green solder mask, good quality and competitive price. Our PCB capability:Material used: FR4, High Tg Minimum 170C, Hifrequency, Metal ... mm)Maximum Thickness(10layers): 200 mil (5.0 mm)Layer to Layer Registration: +/- 5 mil (0.13 mm)Via / Drill Size: Minimum Drill ... Mask: Solder Mask Bridge Between Solder Dam 3 mil (0.07 mm)Warpage: 0.5 %Impedance: +/- 10%Surface Finish: Hard Gold / ENIG / ...