circuit boards fabrication from China PCB supplier8 Layers Mobile Phone PCB used in Keypad boardLayer Count:8 Surface Finish:Plating Hard Gold,Immersion GoldMaterial:FR4 Finished Thickness:1.60mm/0.062mil Copper Weight(inner Layer):Hoz/18um,1oz/35um,2oz/70um Copper Weight (out Layer):1oz/35um,2oz/70um,3oz/105umSoldermask Color:Green,LPI,Mat Green,Blue,Black,Red,White Silkscreen Color:White,Black,Yellow Outline Finish:CNC+V-cutMini Finished Hole Size:0.3mm/12mil Line Width/Space:0.125mm/0.125mm,5mil/5mil Unit/Panel:4ETEST: 100% Test Gold Finger:NO Peelabemask: No Impendance control: No Blind/Buried Via: NoPrice: 1-25
