Flex-rigid PCB,PCB board,flexible PCB board,PCB manufacturer. up to 8layers,copy PCBA/PCB/FPC,PCB/FPC design,FPC,circuit board Specifications: 1) Min. Trace ... Polyimide and polyester 6) Conductor (copper thickness): 13um~105um. (RA and ED copper) 7) Cover-layer: Polyimide and ... : ENIG,Plated gold ,OSP PREFESSIONAL SUPPLY fpc flex pcb,fpc flexible circuit,multi-layer fpc,multi layer pcb, single side fpc ...