After confirm again by engineer, your board is too difficult. The defective rate will be very high, which cause the unit price very expensive. So we suggest to purchase this PCB's from other manufacturer who foucus on high denstity PCB's.
Single ended 55 Ohm
Differential Pair 100 Ohm
Losgröße 5000 Stck. = 4,65 $ / Stck
Losgröße 6 Stck. = 186 $ / Stck
NRE einmalig: 996 $
Lieferzeit HDI: 20 WD