Ceramic PCB 1.High quality, low cost and fast delivery 2.NO MOQ 3.one-stop-service 0.High quality aluminum pcb board ... are guaranteed. itemstechnical index Materialaluminum pcb, copper pcb, iron pcb,ceramic pcb,FR4Layer counts Single, double, four layer, and 6-30 ... of molding dimension tolerance cnc:±0.1mm punching:±0.15mm aluminum ceramic pcb