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:
To create far more benefit for customers is our company philosophy; customer growing is our working chase for Good Quality Emi Shielding Copper Foil 140um - 5G Electrolytic Copper Foil – JM , The product will supply to all over the world, such as: Qatar, Bogota, Mexico, Our staffs are adhering to the "Integrity-based and Interactive Development" spirit, and the tenet of "First-class Quality with Excellent Service". According to the needs of every customer, we give customized & personalised services to help customers achieve their goals successfully. Welcome clients from home and abroad to call and inquire!

Production management mechanism is completed, quality is guaranteed, high credibility and service let the cooperation is easy, perfect!
