20um ED Copper Foil
20um ED Copper Foil
Descrption:
ED Copper Foil products producing process is different form the Roll Copper Foils, and it is Electrochemical Theory in the special equipment. The main process technologies are the electrolytic raw copper foil manufacturing and the surface treatment.
Producing Process:
High-Purity Copper - Dissolution Device - Foil Manufacturing Equipment - Surface Treating Machine - Copper Foils after Surface Treatment - Sheet Cutting Machine ( or Splitting Machine ) - Sheet (or Roll ) - Check - Pack
Features:
- Chemical Resistance, Moisture Resistance, Thermal Conductivity and UV-Resistance
- High Temperature Elongation and Tensile Strength
- Stay away from static electricity and restrain disturbance of electromagnetic wave
Specifications:
Thickness: 6µm~20µm
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Test Item |
Unit |
Thickness |
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|
6μm |
7μm |
8μm |
9/10μm |
12μm |
15μm |
20μm |
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|
Cu Content |
% |
≥99.9 |
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|
Area Weight |
mg/10cm2 |
54±1 |
63±1.25 |
72±1.5 |
89±1.8 |
107±2.2 |
133±2.8 |
178±3.6 |
|
Tensile Strength(25℃) |
Kg/mm2 |
28~35 |
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|
Elongation(25℃) |
% |
5~10 |
5~15 |
10~20 |
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|
Roughness(S-side) |
μm(Ra) |
0.1~0.4 |
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|
Roughness(M-side) |
μm(Rz) |
0.8~2.0 |
0.6~2.0 |
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|
Width Tolerance |
Mm |
-0/+2 |
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|
Length Tolerance |
m |
-0/+10 |
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Pinhole |
pcs |
None |
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|
Change of Color |
130℃/10min 150℃/10min |
None |
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|
Wave or Wrinkle |
/ |
Width≤40mm one allow |
width≤30mm one allow |
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Appearance |
/ |
No drape, scratch, pollution, oxidation, discoloration and so on that effect using |
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|
Winding method |
/ |
The winding when facing up S side, when the winding tension in the stable,no loose roll phenomenon |
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