8 um Battery-Grade Copper Foil for Li-Ion Anodes (85-90 g/m2, 300 mm Width)

Cat No:BMSPEM-0543

Description

This 8 um battery-grade copper foil from Eata Battery is designed for lithium-ion battery anodes, with a width of 300 mm. Specifications: areal density 85-90 g/m2; purity Cu >= 99.9 % with Fe < 0.0010 %, Bi < 0.00020 % and Pb < 0.0005 %; tensile strength >= 294 MPa; normal elongation 2.5 %; high-temperature tensile strength >= 147 MPa and elongation 2 % at 180 C; anti-oxidization performance with no oxidation points, no color change and no fracture after 180 C heating for 1 h; surface roughness Rz less than 0.3 um (drum side) and less than 3.0 um (matte side); surface tension 62 dyne/cm on both sides; and uniform tension for uniform slurry coating. Recommended web tension for coating is 8-12 N at 300 mm width, with slurry solid content of 45-55 % for aqueous systems.