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High Tensile Strength RA Foils for Li-ion Battery
Specification:
Thickness:6~12µm (0.0002~0.0005 inch)
Width:≤650mm (≤25.6 inch)
Performance:
Comparison for RA & ED copper foil
Item | RA copper foil | ED copper foil |
Craft | Physical Rolling | Chemical Electrolysis |
Precision | Very good | Good |
Purity | Higher | High |
Strength | Higher | High |
Tougness | Very good | Good |
Bendability | Very good | Good |
Elasticity | Higher | High |
Density | Higher | High |
Tensile | Higher | High |
Crystal Structure | Rolling Organization | Needle-like crystals |
Surface | Shiny | Matte |
Apperance Consistency | Good | Good |
Application:
Power batteries, polymer batteries and other battery materials.
Advantage:
This material has good appearance consistency, high tensile strength, high bendability and no-cracks.
Properties:
Item | Unit | Parameter | |||
Thickness | mm | 0.007 | 0.01 | 0.012 | |
Purity | % | ≥99.90 | ≥99.90 | ≥99.90 | |
Area Weight | g/m2 | 65±10.5 | 95±10.5 | 105±10.5 | |
Roughness(Double side R) | μm | ≤0.17 | ≤0.17 | ≤0.17 | |
Normal | Tensile strength | Mpa | ≥345 | ≥350 | ≥350 |
Elongation | % | ≥0.5 | ≥0.5 | ≥0.5 | |
Electricity Properties(Conductivity) | 20℃ IACS | ≥95% | ≥95% | ≥95% | |
Anti-oxidization of high temperature(160℃ 1hour) | ---- | PASS | PASS | PASS | |
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