... ( ENIG) Min hole trace and space: 5mil/5mil Solder mask: Yellow Silkscreen: White Application: network switch PCB, ... 0.075mm Aspect Ratio 10:1 12:1 Solder mask type Sensitive green,yellow. Black,purple, ... Black,purple,blue,ink Mininum width of solder mask bridge 0.10mm 0.075mm Minimum size ... Dimensional Inspection (finished hole sizes, pcb profiles, etc) Micro section Solder ability Test (245±5ºC; 3-5 sec ...