Best quality Copper Foil Emi Shielding - Low Coarsening Reverse Treated Copper Foil – JM
Best quality Copper Foil Emi Shielding - Low Coarsening Reverse Treated Copper Foil – JM Detail:
Detail
● Thickness: 12um 18um 35um 70um
● Standard Width: 1290mm, we can do cutting as size requirement
● Wooden box package
● ID: 76 mm, 152 mm
● Length: Customized
● Sample can be supply
● Lead time: 15-30days
● Term: FOB, CIF…
● Payment item: 50%T/T deposit, balance pay before shipping.
Features
● Reverse treated copper foil
● Low profile, with high peel strength
● The treated foil is pink
● As reverse-treated copper foil, this product has better etchability performance. It can effectively shorten the production process, achieve higher speed and fast micro-etching, and improve the conformance rate of PCBs.
Application
● High frequency, Ultra -high frequency, applying to PPE board
● Fine circuit pattern
● It is mainly applied in multilayered boards and high-frequency boards.
Typical Properties of Low Coarsening Reverse Treated Copper Foil
Classification |
Unit |
Requirement |
Test Method |
|||||
Nominal thickness |
um |
12 |
18 |
35 |
70 |
IPC-4562A |
||
Area Weight |
g/m² |
107±5 |
153±7 |
285± 10 |
585± 20 |
IPC-TM-650 2.2.12 |
||
Purity |
% |
≥99.8 |
IPC-TM-650 2.3.15 |
|||||
Roughness |
Shiny side (Ra) |
um |
3.0 |
IPC-TM-650 2.2.17 |
||||
Matte side(Rz) |
um |
≤5.0 |
≤6.0 |
≤8.0 |
≤10 |
|||
Tensile Strength |
R.T.(23°C) |
Mpa |
≥276 |
IPC-TM-650 2.4.18 |
||||
H.T.(180°C) |
≥138 |
|||||||
Elongation |
R.T.(23°C) |
% |
≥4 |
≥4 |
≥8 |
≥12 |
IPC-TM-650 2.4.18 |
|
H.T.(180°C) |
≥3 |
≥4 |
≥4 |
≥4 |
||||
Peel Strength(FR-4) |
N/mm |
≥1.0 |
≥1.2 |
≥1.4 |
≥1.8 |
IPC-TM-650 2.4.8 |
||
Lbs/in |
≥5.7 |
≥7.4 |
≥8.0 |
≥10.2 |
||||
Pinholes & porosity |
Numbers |
No |
IPC-TM-650 2.1.2 |
|||||
Anti-oxidization |
R.T.(23°C) |
Days |
90 |
|
||||
H.T.(200°C) |
Minutes |
30 |
Standard Width,1295(±1)mm, Width range:200-1340mm. May according to the customer request tailor.
Electrolytic copper foil Image
Product detail pictures:

Related Product Guide:
Well-run equipment, specialist income crew, and better after-sales services; We're also a unified major family, anyone stay with the organization value "unification, determination, tolerance" for Best quality Copper Foil Emi Shielding - Low Coarsening Reverse Treated Copper Foil – JM , The product will supply to all over the world, such as: Florida, Dubai, Swansea, "Make the women more attractive "is our sales philosophy. "Being customers' trusted and preferred brand supplier" is the goal of our company. We've been strict with every part of our work. We sincerely welcome friends to negotiate business and start cooperation. We hope to join hands with friends in different industries to create a brilliant future.

Products and services are very good, our leader is very satisfied with this procurement, it is better than we expected,
