Good Quality Emi Shielding Copper Foil 140um - Hyper Very Low Profile Copper Foil For High speed digital – JM
Good Quality Emi Shielding Copper Foil 140um - Hyper Very Low Profile Copper Foil For High speed digital – JM Detail:
Features
● Ultra low profile with high peel strength and good etch ability
● Use Low coarsening technology, the microstructure makes it an excellent material to apply to high frequency transmission circuit
● The treated foil is pink
Typical application
● High frequency transmission circuit
● Base station/Server
● High speed digital
● PPO/PPE
Typical Properties of Hyper Very Low profile Copper Foil
Classification |
Unit |
Test Method |
Test Method |
|||
Nominal thickness |
Um |
12 |
18 |
35 |
IPC-4562A |
|
Area Weight |
g/m² |
107±5 |
153±7 |
285±10 |
IPC-TM-650 2.2.12.2 |
|
Purity |
% |
≥99.8 |
IPC-TM-650 2.3.15 |
|||
Roughness |
Shiny side (Ra) |
սm |
≤0.43 |
≤0.43 |
≤0.43 |
IPC-TM-650 2.3.17 |
Matte side(Rz) |
um |
1.5-2.0 |
1.5-2.0 |
1.5-2.0 |
|
|
Tensile Strength |
R.T.(23°C) |
Mpa |
≥300 |
≥300 |
≥300 |
IPC-TM-650 2.4.18 |
H.T.(180°C) |
≥180 |
≥180 |
≥180 |
|
||
Elongation |
R.T.(23°C) |
% |
≥5 |
≥6 |
≥8 |
IPC-TM-650 2.4.18 |
H.T.(180°C) |
≥6 |
≥6 |
≥6 |
|
||
Pinholes & Porosity |
Number |
No |
IPC-TM-650 2.1.2 |
|||
Peel Strength |
N/mm |
≥0.6 |
≥0.8 |
≥1.0 |
IPC-TM-650 2.4.8 |
|
Lbs/in |
≥3.4 |
≥4.6 |
≥5.7 |
|||
Anti-oxidization |
R.T.(23°C) |
Days |
90 |
|
||
R.T.(200°C) |
Minutes |
40 |
Product detail pictures:

Related Product Guide:
Our primary objective is usually to offer our shoppers a serious and responsible small business relationship, offering personalized attention to all of them for Good Quality Emi Shielding Copper Foil 140um - Hyper Very Low Profile Copper Foil For High speed digital – JM , The product will supply to all over the world, such as: Southampton, Benin, Egypt, Based on products and solutions with high quality, competitive price, and our full range service, we have accumulated experienced strength and experience, and we've built up a very good reputation in the field. Along with the continuous development, we commit ourselves not only to the Chinese domestic business but also the international market. May you moved by our high quality items and passionate service. Let's open a new chapter of mutual benefit and double win.

The factory technical staff not only have high level of technology, their English level is also very good, this is a great help to technology communication.
