... .Aluminum LED PCB for LED light 2.Fast delivery with high quality 3.UL,SGS,ROHS,IS09001,CEC 4.20 years in led pcb. ... .33mm ( thickness<1.2mm)Base MaterialFR-4, High Frequency, PTFE (Teflon), Aluminum Base Material, Copper Base Material, Thick Copper, Halogen- ... Free, Arlon, Rogers, CEM-1, CEM-3, Ceramics, Flexible, Rigid ...