JIMA Copper
JIMA COPPER
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35μm high performance special adhesive coated copper foils
JIMA Copper is doing copper foil of Li-ion battery 4.5um to 14um more than 12 years. and production capacity 150000tons /years.
Features:
1,Extremely low double-sided roughness.
2,Extremely strong moisture and weather resistance.
3,Customized surface treatment process.
4,Uniform thickness.
5,Good adhesive performance.
6,Oxidation resistance.
7,Processability.
8,Smooth and flat surface quality.
9,Ultra-thin characteristic.
Application:
1,Applied to consumer electronics
2,3C products
3,outdoor high humidity environment shielding
4,Copper clad laminate (CCl) and printed circuit board (PCB)
5,lithium-ion secondary battery
6,electromagnetic shielding
7,flexible copper clad laminate
Details Package: wooden box
FAQ:
Q1: delivery time ?
A: The general delivery time is 10~15 working days.
Q2: What's your minimum order quantity?
A: The MOQ is 10kg.
Q3. what is your standard width?
A: 10mm,12mm,15mm,20mm,25mm,30mm,50mm,60mm,100mm,120mm,150mm,200mm,300mm,650mm we accept
customization for the width. we can cut it into any size that you demand after pass
discussing.
35μm high performance special adhesive coated copper foils standard sample digital:
Specifications ( 3 5 μ m )
|
||
Mechanical
Properties
|
Ra on matte side Ra
|
<1 μm
|
Tensile strength
|
>300 MPa
|
|
Elongation
|
>10%
|
|
Area weight
|
280±5 g/m²
|
|
constant temperature and humidity(65℃ 90%)
|
No discoloration, no spots within 72h
|
|
Parameter |
Unit |
Value |
Test Method |
Base Copper Thickness |
μm |
35 ± 1.5 |
IPC-TM-650 2.2.4 |
Total Thickness |
μm |
[37 - 42] (depending on adhesive coating thickness) |
Micrometer measurement |
Coating Thickness |
μm |
[2 - 7] (adjustable according to requirements) |
Electron microscope or coating thickness gauge |
Width |
mm |
10 - 650 (customizable) |
Caliper measurement |
Length |
m |
Customized according to customer requirements |
/ |
Adhesive Strength |
N/mm |
≥ 1.2 |
IPC-TM-650 2.4.9 |
Peel Strength |
N/cm |
180° peel strength: ≥ 6.0 (for specific substrate) |
ASTM D3330 |
Surface Resistance |
mΩ/□ |
≤ 0.08 |
Four-probe method |
Volume Resistance |
Ω·cm |
≤ 0.017 |
IPC-TM-650 2.5.17 |
Oxidation Resistance |
h |
After exposure for [specific duration] under the condition of temperature [X]℃ and humidity [X]%, there is no obvious oxidation discoloration on the surface |
Accelerated aging test |
Processability |
/ |
Capable of punching, die-cutting, and drilling without delamination or adhesive loss during processing |
Actual processing test and observation |
Surface Roughness |
Ra (μm) |
Shiny side: ≤ 0.2; Matte side: ≤ 1.0 |
Profilometer measurement |
Appearance |
/ |
Smooth and flat surface without wrinkles, scratches, pinholes, blisters, spots and other defects, and uniform color |
Visual inspection |
Classification |
Unit |
Requirement |
Method Test |
|
Foil Designation |
/ |
Custom specification for copper foil with 35μm special adhesive coating |
/ |
|
Nominal thickness |
/ |
35μm special adhesive coating + base copper foil thickness as per product design |
/ |
|
Area Weight |
g/㎡ |
Calculated value based on specific thickness and copper density |
IPC-TM-650 2.2.12.2 (adapted as reference) |
|
Purity |
% |
≥99.8 |
IPC-TM-650 2.3.15 (adapted as reference) |
|
Foil Profile |
Shiny side (Ra) |
μm |
≤0.2 |
IPC-TM-650 2.3.17 (adapted as reference) |
Matte side (Rz) |
μm |
1.0 - 2.0 |
IPC-TM-650 2.3.17 (adapted as reference) |
|
Tensile Strength |
R.T. (23℃) |
Mpa |
≥350 |
IPC-TM-650 2.3.18 (adapted as reference) |
H.T. (180℃) |
Mpa |
≥250 |
IPC-TM-650 2.3.18 (adapted as reference) |
|
Elongation |
R.T. (23℃) |
% |
≥10.0 |
IPC-TM-650 2.3.18 (adapted as reference) |
H.T. (180℃) |
% |
≥8.0 |
IPC-TM-650 2.3.18 (adapted as reference) |
|
Pinholes&porosity |
Number |
No detectable pinholes or porosity within specified area |
IPC-TM-650 2.1.2 (adapted as reference) |
|
Adhesive Properties |
Adhesive Strength |
N/mm |
≥1.2 |
IPC-TM-650 2.4.9 (adapted as reference) |
Remark: accept customization, Standard Width, 10mm,12mm,15mm,20mm,25mm,30mm,50mm,60mm,100mm,120mm,
150mm,200mm,300mm,650mm