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Lithium Battery Copper Foil can meet high-performance needs of power, digital, and energy storage batteries.
We can supply the specific single-matte,double-matte,and double-shiny ED copper foil for Lithium Ion Battery, the width from 100mm to 1300mm.
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Quality Items |
Unit |
4.5 |
6 |
8 |
Reference |
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Thickness |
μm |
Standard-Strength |
Medium-Strength |
High-Strength |
Standard-Strength |
Medium-Strength |
High-Strength |
Ultra High-Strength |
Standard-Strength |
Medium-Strength |
High-Strength |
IPC-4562A |
Area Weight |
(g/m2) |
40±2 |
54±2 |
72±2 |
IPC-TM-650 2.2.12.1 |
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Tensile Strength |
Mpa |
≥300 |
≥400 |
≥500 |
≥300 |
≥400 |
≥500 |
≥550 |
≥300 |
≥400 |
≥500 |
IPC-TM-650 2.4.18 |
Elongation |
% |
≥3.0 |
≥2.0 |
≥2.0 |
≥5.0 |
≥3.0 |
≥2.0 |
≥2.0 |
≥7.0 |
≥5.0 |
≥3.0 |
|
Shiny Side/Drum Side Roughness(Ra) |
μm |
0.1-0.4 |
0.1-0.4 |
0.1-0.4 |
IPC-TM-650 2.2.17 |
|||||||
Matte Side/Electrolyte Side Roughness(Rz) |
μm |
≤2.0 |
≤2.0 |
≤2.0 |
||||||||
Purity |
% |
Cu≥99.9% |
Cu≥99.9% |
Cu≥99.9% |
IPC-TM-650 2.3.15 |
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Width Tolerance |
mm |
0, +2 |
0, +2 |
0, +2 |
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Anit Oxidisation |
Non-Oxidation, Non-Discoloring |
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Tipical Applications |
Used as a current collector for the anode of lithium batteries |
Used as a current collector for the anode of lithium batteries |
Used as a current collector for the anode of lithium batteries |
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Tipical Processes |
Designed for cylindrical, prismatic and pouch cell types |
1.Designed for cylindrical, prismatic and pouch cell types |
1.Designed for cylindrical, prismatic and pouch cell types |
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Quality Items |
Unit |
VALUE |
Reference |
|||
Thickness |
μm |
12 |
18 |
35 |
IPC-4562A |
|
Area Weight |
(g/m2) |
107±3 |
153±5 |
283±5 |
IPC-TM-650 2.2.12.1 |
|
Tensile Strength |
Room Temperature(23℃) |
Mpa |
≥280 |
IPC-TM-650 2.4.18 |
||
High Temperature(180℃) |
 |
≥150 |
 | |||
Elongation |
Room Temperature(23℃) |
% |
≥5.0 |
≥6.0 |
≥8.0 |
 |
High Temperature(180℃) |
 |
≥2.0 |
 | |||
Surface Roughness |
Shiny Side(Ra) |
μm |
≤3.0 |
IPC-TM-650 2.4.17 |
||
Matte Side(Rz) |
μm |
≤4.0 |
≤5 |
≤6 |
 | |
Peel Strength(FR-4) |
N/mm |
≥0.8 |
IPC-TM-650 2.4.8 |
|||
lb/In |
≥4.6 |
 | ||||
Purity |
% |
Cu≥99.8% |
IPC-TM-650 2.3.15 |
|||
Width Tolerance |
mm |
0, +2 |
||||
Solder Floating |
sec. |
≥20 |
||||
Chemical Resistance |
% |
≤5.0 |
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Anit Oxidisation (Heating at 200℃ for 60 mins) |
Non-Oxidation, Non-Discoloring |
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