Factory wholesale Pcb Copper Foil Thickness Tolerance - Low Coarsening Reverse Treated Copper Foil – JM
Factory wholesale Pcb Copper Foil Thickness Tolerance - 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:
Our pursuit and company intention is usually to "Always fulfill our purchaser requirements". We go on to acquire and layout excellent high quality products for both our previous and new consumers and realize a win-win prospect for our customers too as us for Factory wholesale Pcb Copper Foil Thickness Tolerance - Low Coarsening Reverse Treated Copper Foil – JM , The product will supply to all over the world, such as: Cambodia, Egypt, Costa rica, Strong infrastructure is the need of any organization. We are backed with a robust infrastructural facility that enables us to manufacture, store, quality check and dispatch our products worldwide. To maintain smooth work flow, we have sectioned our infrastructure into a number of departments. All these departments are functional with latest tools, modernized machines and equipment. Owing to which, we are able to accomplish voluminous production without compromising upon the quality.

Good quality and fast delivery, it's very nice. Some products have a little bit problem, but the supplier replaced timely, overall, we are satisfied.
