Lithium Ion Battery 9um Cu Foil
Width:200mm
SPECIFICATIONS
Lenght: 145m Thicness:9um weigth: 2.5kg
Mode:T-C09
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Copper foil for battery anode substrate
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Item
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Data
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width (mm)
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200mm
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Thickness (um)
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9
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areal density (g/m2)
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85-90
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Purity(%) More than 99.9%
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Cu ≥99.9%
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Fe < 0.0010%
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Bi < 0.00020%
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Pb < 0.0005%
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Tensile strength (MPa)
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≥294
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Normal elongation(%)
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2.5
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High temperature Tensile strength180℃(MPa)
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≥147
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High temperature elongation180℃(%)
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2
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Anti oxidization(180℃ Heating 1h)
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No oxidation of points on the surface,The color does not change,Copper
foil without fracture
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Surface roughness(um)Rz
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Drum side(um)
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Less than 0.3
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Matte side(um)
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Less than 3.0
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Surface tension(dyne/cm)
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Drum side
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62
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Matte side
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62
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Coating performance
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Cu foil with uniform tension on both sides, slurry coating uniformity
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