Top Quality 4n Copper Foil - Low Coarsening Reverse Treated Electrolytic Copper Foil – JM
Top Quality 4n Copper Foil - Low Coarsening Reverse Treated Electrolytic Copper Foil – JM Detail:
Detail
● Thickness: 12um 18um 35um 70um 105um
● Standard Width: 1290mm, can be cutting as size request
● Wooden box package
● ID: 76 mm, 152 mm
● Length: Customized
● Sample can be supply
● Low Carbon Developing: JIMA Copper are one type of new material and important link national “low carbon development” strategy new industry, JIMA Copper still upholds the low carbon environmental protection concept from purchase of raw material, manufacturing and sales and constantly adopts new technology, new equipment to improve workmanship and production efficiency and make all types of indexes reach the advanced level in the industry in aspects of energy saving and emission reduction.
Features
● Reverse treated copper foil
● Low profile
● High MIT
● Good etchability
● The treated foil is pink
Application
● Multilayer board
● High frequency
● EMI
Typical Properties of Low Coarsening Reverse Treated Electrolytic Copper Foil
Classification |
Unit |
Requirement |
Test Method |
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Nominal thickness |
um |
12 |
18 |
35 |
70 |
105 |
IPC-4562A |
||
Area Weight |
g/m² |
107±5 |
153±7 |
285± 10 |
585± 20 |
870±30 |
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 |
≤12. |
|||
Tensile Strength |
R.T.(23°C) |
Mpa |
≥207 |
≥276 |
IPC-TM-650 2.4.18 |
||||
H.T.(180°C) |
≥103 |
≥138 |
|||||||
Elongation |
R.T.(23°C) |
% |
≥2 |
≥2 |
≥3 |
≥3 |
≥4 |
IPC-TM-650 2.4.18 |
|
H.T.(180°C) |
≥2 |
≥2 |
≥2 |
≥3 |
≥3 |
||||
Peel Strength(FR-4) |
N/mm |
≥0.7 |
≥0.8 |
≥1.0 |
≥1.2 |
≥1.4 |
IPC-TM-650 2.4.8 |
||
Lbs/in |
≥4.0 |
≥4.6 |
≥5.7 |
≥7.4 |
≥8.0 |
||||
Pinholes & porosity |
Numbers |
No |
IPC-TM-650 2.1.2 |
||||||
Anti-oxidization |
R.T.(23°C) |
Days |
180 |
|
|||||
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 aim to find out quality disfigurement from the production and supply the best service to domestic and overseas customers wholeheartedly for Top Quality 4n Copper Foil - Low Coarsening Reverse Treated Electrolytic Copper Foil – JM , The product will supply to all over the world, such as: Eindhoven, Albania, Romania, To let customers be more confident in us and get the most comfortable service, we run our company with honesty, sincerity and best quality . We firmly believe that it is our pleasure to help customers to run their business more successfully, and that our experienced advice and service can lead to more suitable choice for the customers.

The customer service staff is very patient and has a positive and progressive attitude to our interest, so that we can have a comprehensive understanding of the product and finally we reached an agreement, thanks!
