... 2-3.2mm4,min.hole size:0.2mm5,min.line width/spacing:0.1mm6,surface finishing:HASL/lead-free ... Aluminium, High Tg MaterialHigh FrequenceROGERS ,TEFLON, ARLON, Halogen-free Material3Rang of finish baords Thickness0.21-7.0mm4Max size of ... 511Minimum linewidth of Idents4mil12Min Height of Idents25mil13Finishing TreatmentHASL (Tin-Lead Free), ENIG(Immersion Gold), Immersion Silver , Gold Plating (Flash ...