Layer:20L (6R+8F+6R)
Min line width:0.15mm
Min space:0.15 mm
Min PTH :0.45mm
Min distance between PTH and line:0.30 mm
Aspect ratio:6.7
Copper weight:outer=48um, PTH=30um
Board thickness: 3.00±0.30 mm
Finish: Immersion gold
Size:264 * 306mm
Impedance :100ohm ± 10%
multilayer rigid-flex pcb