Double-Sided Smooth Copper Foil
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Double-Sided Smooth Copper Foil

$225.99

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Electrolytic Copper Foil (Lithium Battery Grade)
Application: Anode Current Collector and Carrier for Lithium-ion Batteries
Product Overview: High-purity electrolytic copper foil designed specifically for lithium-ion batteries. It features a purity of 99.98% with a passivation layer, ensuring excellent conductivity and stability. Custom widths are available upon request.
Thickness: 4.5 um
Width: 250 mm
Purity: > 99.98% (Typical)
Areal Density: 39 g/m^2 (Typical)
Mass Resistivity: 0.168 Ohm-g/m^2 (Typical)
Tensile Strength: >= 26 kg/m^2 (Typical: 36 kg/m^2)
Elongation at Room Temperature: >= 3.5% (Typical: 4.2%)
Elongation at High Temperature: >= 4.0% (Typical: 5.5%)
Roughness (Shiny Side Ra): < 0.4 um (Typical: 0.39-0.4 um)
Roughness (Matte Side Ra): 0.35-0.75 um (Typical: 0.4 um)
Oxidation Resistance (130deg C, 10 min): Pass
Packaging Unit: Roll
Net Weight: 2.5 kg per roll
Approximate Length: ~100 m/kg

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4.5 um x 180 mm，Double-Sided Smooth，2.5 kg/roll

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