Copper foil copper foil for lithium battery. Thickness:9mircon, 10mircon,12mircon, 15mircon,20mircon.etc. Copper ... .52.52.52.52.533Width (mm)±10 +1.00 +1.0±10 +1.0±1±10 +1.0±1Antioxidation (120 /h ... no baggy or long edge), not tear or split in machine direction, uniform in color with no dark streaks.Note : ... requirement of our customers. copper foil for EMI,Lithium battery,Power battery,PCB,CCL