Good Quality Emi Shielding Copper Foil 140um - Hyper Very Low Profile Copper Foil For High Speed Transmission – JM
Good Quality Emi Shielding Copper Foil 140um - Hyper Very Low Profile Copper Foil For High Speed Transmission – JM Detail:
JIMA Copper proprietary ultra low roughness treatment process ensures effective adhesion strength for low Dk film materials, for which adhesion strength is difficult to achieve, without sacrificing transmission properties. Due to the recrystallized base foil, it also offers superior bending characteristics for contributing to the next generation of flexible printed circuits.
Detail
● Thickness: 12um 18um 35um
● Standard Width: 1290mm, can be cutting as size request.
● Wooden box package
● ID: 76 mm, 152 mm
● Length: Customized
● Sample can be supply
● Lead time: 15-20days
● High precision cutting equipment cut copper foils according to width required by customers.
● 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
● Low coarsening technology
Application
● High speed digital
● Base station/server
● PPO/PPE
● Use Low coarsening technology ,the microstructure makes it an excellent material to apply to high frequency transmission circuit.
● High frequency transmission circuit / High Speed Transmission.
Typical Properties of Hyper Very Low Profile 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 |
1.5-2.0 |
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 |
≥0.8 |
≥1.0 |
IPC-TM-650 2.4.8 |
||
Lbs/in |
≥3.4 |
≥4.6 |
≥5.7 |
||||
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 enjoy a very good reputation among our customers for our excellent product quality, competitive price and the best service for Good Quality Emi Shielding Copper Foil 140um - Hyper Very Low Profile Copper Foil For High Speed Transmission – JM , The product will supply to all over the world, such as: South Africa, Latvia, Macedonia, We believe in establishing healthy customer relationships and positive interaction for business. Close cooperation with our customers has helped us to create strong supply chains and reap benefits. Our products have gained us widespread acceptance and the satisfaction of our worldwide valued clients.

The goods we received and the sample sales staff display to us have the same quality, it is really a creditable manufacturer.
