Quality Standard of Copper Foil for Lithium Battery
Item The Name of Products
9 micron, double side shiny 9 micron, one side matte 10 micron, one side matte 10 micron, double side matte 12 micron, one side matte 12 micron, double side matte 12 micron, roughening foil 18 micon, one side matte 18 micon, double side matte
Area Weight (g/m²) 85--90 90--95 95--100 95--100 105--110 105--110 105--110 136--142 136--142
Tensile Strength (kg/mm²) at N.T.① ≧30 ≧25 ≧25 ≧25 ≧25 ≧25 ≧25 ≧30 ≧30
Elongation (%) at N.T.① ≧3 ≧2.5 ≧2.5 ≧2.5 ≧2.5 ≧2.5 ≧2.5 ≧3 ≧3
Width (mm) ±1 0 +1.0 0 +1.0 ±1 0 +1.0 ±1 ±1 0 +1.0 ±1
Antioxidation (120 ℃/h) No
Outside Appearance No dings and dents , flat (no baggy or long edge), not tear or split in machine direction, uniform in color with no dark streaks.

Note ①: N.T. means at Normal Temperature.

Remarks: We can produce as per the requirement of our customers.