1.1.6mm FR4 pcb board 2.immersion gold 3.Fast delivery,competitive price 4.ROHS ... , UL, ISO9001-2000, ISO14 1. FR4 material,1oz copper, board thick 1.6mm2. blue ink solder mask, immersion gold3. Fast ... gold plating, immersion silver,immersion tin, Carbon ink,peelable mask Board Size: 650mm*1000mmBoard Layer: 1L-26LBoard thickness: 0.2mm ... layers PCB at the soonest 1.6mm FR4 double side rigid pcb board