... Controlled, Vias Plugged with Solder Mask. 10-Layer PCB,ENIG,Impedance Controlled,Vias Plugged with Solder Mask. CertificatesULISO9001TS16949ISO14001 ... (including warp & twist check) Dimensional Inspection (finished hole sizes, pcb profiles, etc) MicrosectionSolderability Test (245±5ºC; 3-5 sec ... Mask, Carbon PrintingMaterialFR4, ROGERS, Taconic, ARLON, BT, Ceramic, Aluminum 10-Layer PCB