12 Layers PCB Board12 Layers PCB Board12 Layers PCB Board 1 to 36 layers manufacture NO MOQ/ NO Tooling fee Quickest lead time 24 hours IPC Class 2/3 acceptance UL,ISO14001 and ISO 9001 certified SMT/DIP/PTH/BGA/Box Build assembly 12 Layers PCB Board Place of Origin: Guangdong, China (Mainland) Brand Name: Shanxun Model Number: PCB RoHS Compliant Number of Layers: 1-30 layer Base Material: FR4, High Tg FR4, Halogen Free, SYL, Rogers, Aluminium Copper Thickness: 1/3oz ~ 6oz Board Thickness: 0.2mm ~ 7.0mm Min. Line Width/space: 3mil/3mil Min. Hole Size: 0.2MM Surface Finishing: Immersion Gold/Au, HASL,LF HASL, OSP, Immersion silver, etc. Impedance control: ±10% Solder mask:green/black/white/red/blue/yellow,etc Silkscreen: White, Black, Yellow, Blue Hole tolerance: PTH:±0.075,NTPH:±0.05 PCB Standard: IPC-A-610 E Class II-III profiling punching: Routing, V-CUT, Beveling Wrap and twist: 5%