High-precision Multilayer PCB 4Layers TG170 FR-4 .062" Material 1 oz Cu ENIG finish PCB with Impedance control Blue soldermask of IPC Class 3 standard

High-precision Multilayer PCB, High Tg PCB, 4 Layers FR4 PCB, Bare board. Base Material is FR4 Tg170. 1.6mm±0.1mm Board Thickness. ENIG Surface Treatment. Impedance control. Blue soldermask of IPC Class 3 standard. Multilayer prototypes are containing all normal PCB manufacturing processes, FR4 Different laminate thicknesses, most common are 0.8,1.0,1.2,1.6,2.0, 2,4,3.2 mm,Different copper thicknesses, most common are 18,35,70,105 um, Surface finish choices, lead free HAL, immersion siver or NiAu (chemical gold, ENIG), Solder masks, several colour choices, most common are green, white blue or black, Legend prints, most common choices are white or black.