... ,fr2 pcb,fr1 pcb,cem1 pcb,cem3 pcb,aluminum pcb,etc. pcb board 1. 13 years experience manufacturer in pcb field ... you: u 1-16 layer FR-4 PCB board, 1-2 layer Aluminum PCB.u 1-6 oz copper thickness.u ... Compliant) /CEM-3, Aluminium, Metal basedLayer No.1-16Finished Board thickness0.2 mm-3.8mm’(8 mil-150 mil ... 30° 45° 60°CertificateROHS, ISO9001:2008, SGS, UL certificateFactory Corner Aluminum PCB Board