100% Original Copper Foils For Flexible Circuit - Low Coarsening Reverse Treated Electrolytic Copper Foil – JM
100% Original Copper Foils For Flexible Circuit - 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 |
||||||
|
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:
No matter new customer or previous client, We believe in prolonged time period and trustworthy relationship for 100% Original Copper Foils For Flexible Circuit - Low Coarsening Reverse Treated Electrolytic Copper Foil – JM , The product will supply to all over the world, such as: Danish, Colombia, Gabon, Strict quality control is executed in each link of the whole production process.We sincerely hope to establish the friendly and mutual-beneficial cooperation with you. Based on high quality products and perfect pre-sales /after-sales service is our idea, some clients had cooperated with us for more than 5 years.
It can be said that this is a best producer we encountered in China in this industry, we feel lucky to work with so excellent manufacturer.