... , F4BK PCB, Ceramic PCB, Rogers PCB, Aluminum PCB.1.Single-sided, double-sided and multi-layer boards.2.HAL, HAL ... Origin: ShenZhen China (Mainland)Brand Name: RIDECONSurface Finishing: HAL, Lead Free HAL, Immersion gold, OSP, Immersion tin, Immersion silver, etcSoldermask: ... Layers 2Base Material for PCBFR4, CEM-1, Aluminium,TEFLON, , Halogen-free…3Rang of finish baords Thickness0.21-7.0mm4Max size of ...