Good Quality Emi Shielding Copper Foil 140um - 5G Electrolytic Copper Foil – JM
Good Quality Emi Shielding Copper Foil 140um - 5G Electrolytic Copper Foil – JM Detail:
Specification
● Thickness: 12um 18um 35um
● Width: 300-1300mm. stadnard width 1290mm, can be cutting as size requirement
● Wooden box package
● ID: 76 mm, 152 mm
● Length: Customized
● Sample can be supply
● Delivery: 10-20days
● Slitting Working Procedure: Conduct slitting, classification, inspection and package according to requirement for quality, width and weight of copper foils of customers.
Features
● Ultra-low profile, with high peel
● Strength and good etchability
● Hyper low coarsening technology
Application
● 5G High frequency board
● LCP/MPI/MTPI
Typical Properties of 5G Electrolytic Copper Foil
|
Classification |
Unit |
Requirement |
Test Method |
||||
|
Foil Designation |
|
T |
H |
1 |
IPC-4562A |
||
|
Nominal thickness |
um |
12 |
18 |
35 |
IPC-4562A |
||
|
Area Weight |
g/m² |
107±5 |
153±7 |
285± 10 |
IPC-TM-650 2.2.12 |
||
|
Purity |
% |
≥99.8 |
IPC-TM-650 2.3.15 |
||||
|
Roughness |
Shiny side (Ra) |
um |
≤0.43 |
IPC-TM-650 2.2.17 |
|||
|
Matte side(Rz) |
um |
1.0 |
optical method |
||||
|
Tensile Strength |
R.T.(23°C) |
Mpa |
≥300 |
IPC-TM-650 2.4.18 |
|||
|
H.T.(180°C) |
≥180 |
||||||
|
Elongation |
R.T.(23°C) |
% |
≥5 |
≥6 |
≥8 |
IPC-TM-650 2.4.18 |
|
|
H.T.(180°C) |
≥6 |
≥6 |
≥6 |
||||
|
Peel Strength(FR-4) |
N/mm |
≥0.6 |
≥0.6 |
≥0.6 |
IPC-TM-650 2.4.8 |
||
|
Lbs/in |
≥3.4 |
≥3.4 |
≥3.4 |
||||
|
Pinholes & porosity |
Numbers |
No |
IPC-TM-650 2.1.2 |
||||
|
Anti-oxidization |
R.T.(23°C) |
Days |
90 |
|
|||
|
H.T.(200°C) |
Minutes |
40 |
|||||
Standard Width, 1295(±1)mm, Width range: 200-1340mm. May according to the customer request tailor.

Product detail pictures:
Related Product Guide:
We thinks what prospects think, the urgency of urgency to act from the interests of a client position of theory, allowing for greater high-quality, reduced processing costs, rates are much more reasonable, won the new and previous consumers the support and affirmation for Good Quality Emi Shielding Copper Foil 140um - 5G Electrolytic Copper Foil – JM , The product will supply to all over the world, such as: Roman, US, Germany, With the development and enlargement of mass clients abroad, now we have set up cooperative relationships with many major brands. We have our own factory and also have many reliable and well-cooperated factories in the field. Adhering to the "quality first, customer first, We are provideing high-quality, low-cost products and first-class service to customers. We sincerely hope to establish business relationship with customers from all over the world on the basis of quality, mutually benefit. We welcome OEM projects and designs.
This company conforms to the market requirement and joins in the market competition by its high quality product, this is an enterprise that have Chinese spirit.