12L rigid-flex pcb

Layers     12L
Stack-up:4R+4F+4R
Thickness   2.0
Out Layer Copper Thickness: 1 OZ
Inner Layer Copper Thickness:1 OZ
Min hole size: 0.25mm
Min Line Width/Space:  4mil
Surface finish :ENIG
Application :Intelligent robot
Features: high complexity; multilayer Rigid-flex board