copper foil for EMI RFI Lithium battery Manufacturer of copper foil from China Thickness:9,10,12, ... ,105 micron electrolytic copper foil for PCB, CCL, EMI, Lithium Battery, and Polymer Lithium Battery etc. And we are characterized in STD and HTE ... even thicker electrolytic copper toil for PCB, CCL, EMI, Lithium Battery, and polymer Lithium Battery etc. And we are characterized in STD and THE ...