... Circuit Board Co.,Ltd Detailed specification of PCB manufaturing capacity: • General Manufacturing Capability CategoryDescriptionCapabilityFile ... wight1/3oz ~ 6ozLaminate MaterialsFR4(High TG,halogen-free),FR5,ISOLA(FR408,370HR),TEFLON,POLYIMIDE,ROGERS( ... .1mm(0.004”)Semi-holeYSurface FinishHASL,HASL pb free,immersion gold,immersion silver,immersion tin ... them. High TG PCB With Lead-Free HASL