... in China 4. RoHS approved PCB Metal core pcb manufacturer:Aluminum material for led lighting, power supply!Metal core pcb production capability: ItemsCapabilityProduct ... thickness0.5oz, 1oz, 2oz, 3oz and 4 ozDielectric Thickness(to Substrate)0.05mm, 0.075mm, 0.1mm,0.15mm,0.2mmSubstrate ... , AutoCad, Cam350, PROTEL 99SE,PROTEL DXP,POWER PCB,ODB+.(TGZ) aluminum metal core pcb