... FR4 pcb 1, best price 2, high quality 3, quick delivery 4, considerate service high-precision multi-layer FR4 pcb 1 ... layersMaterial type: FR-4, CEM-1, CEM-3, High TG, FR4 Halogen Free,Board thickness: 0.35mm to ... board thickness>1.2mm)F, Six-layer pcb: 430*430mmG, Eight-layer pcb: 430*430mmH, More than eight layers: ... , Routing, V-CUTCertificates: UL, ISO 9001, SGS high-precision multi-layer FR4 pcb