... Capable of developing effective production process to ensure high quality and consistencyPCB process capability:1.Layer: 2-22 layer2.Product type: ... Rigid PCB,High Density Inverter PCB,thick copper PCB3.Materials: FR-4, CEM ... -3, Teflon, Aluminum Substrate, Rogers, Halogen Free, High Tg4.Copper Thickness: 140micron(4oz ...