lead free pcb 1. One-stop pcba service 2. Fast delivery with high quality 3. Reply Email in 4 ... hours 4. UL,SGS,ROHS lead free pcbPCB&PCBA manufacturer: ... 2,FR-4,CEM-1,CEM-3,Hight TG,FR4 Halogen Free,3Board thickness0.2mm-7mm4Max panel size630mm ... spaceing0.075mm(3mil)8Surface finish/treatmentHALS/HALS lead free,Chemical tin,Chemical Gold,Immersion gold Inmersion ...