18 Years Factory 1/4 Inch Copper Foil - STD Standard Copper Foil – JM
18 Years Factory 1/4 Inch Copper Foil - STD Standard Copper Foil – JM Detail:
The STD series is an IPC grade 1 copper foil intended for use as the outer layer of rigid boards. It is available in thicknesses ranging from a minimum 12 µm to a maximum ED copper foil thickness of 140 µm. This is the only ED copper foil available in the 105 µm and 140 µm thicknesses, making it ideal for boards designed as heat sinks or to conduct large electrical currents.
Features
● The treated foil in grey or red
● High peel strength
● Good etch ability
● Excellent adhesions to etching resist
● Excellent corrosion resistance
Typical application
● Phenolic
● Epoxy board
● CEM-1, CEM-3
● FR-4, FR-3
● This is our standard ED copper foil product with the longest history of use as an outer layer for rigid boards.
Surface quality
● 0 splices per coil
● Foil to have uniform colour, cleanliness and flatness
● No obvious pitting, pin holes or corrosion
● No surface defects such as creases, spots or lines
● Foil must be oil free and have no visible oil spots
Typical properties of High Temperature Elongation Copper Foil
Classification |
Unit |
Requirement |
Test Method |
|||||||
Nominal thickness |
Um |
12 |
18 |
25 |
35 |
70 |
105 |
IPC-4562A |
||
Area Weight |
g/m² |
107±5 |
153±7 |
228±7 |
285± 10 |
585± 20 |
870±30 |
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 |
≤0.43 |
≤0.43 |
≤0.43 |
IPC-TM-650 2.3.17 |
|
Matte side(Rz) |
um |
≤6 |
≤8 |
≤10 |
≤10 |
≤15 |
≤20 |
|||
Tensile Strength |
R.T.(23°C) |
Mpa |
≥150 |
≥220 |
≥235 |
≥280 |
≥280 |
≥280 |
IPC-TM-650 2.4.18 |
|
Elongation |
R.T.(23°C) |
% |
≥2 |
≥3 |
≥3 |
≥4 |
≥4 |
≥4 |
IPC-TM-650 2.4.18 |
|
Resistivity |
Ω.g/m² |
≤0.17 |
≤0.166 |
≤0.162 |
≤0.16 2 |
≤0.162 |
≤0.162 |
IPC-TM-650 2.5.14 |
||
Peel Strength(FR-4) |
N/mm |
≥1.0 |
≥1.3 |
≥1.6 |
≥1.6 |
≥2.1 |
≥2.1 |
IPC-TM-650 2.4.8 |
||
Lbs/in |
≥5.1 |
≥6.3 |
≥8.0 |
≥11.4 |
≥11.4 |
≥11.4 |
||||
Pinholes & porosity |
Number |
|
No |
IPC-TM-650 2.1.2 |
||||||
Anti-oxidization |
R.T.(23°C) |
|
|
180 |
|
|||||
R.T.(200°C) |
|
|
60 |
Standard Width, 1295(±1)mm, Width range: 200-1340mm. May according to the customer request tailor.
Product detail pictures:


Related Product Guide:
Usually customer-oriented, and it's our ultimate focus on to be not only by far the most reliable, trustable and honest provider, but also the partner for our customers for 18 Years Factory 1/4 Inch Copper Foil - STD Standard Copper Foil – JM , The product will supply to all over the world, such as: Philadelphia, Bhutan, Riyadh, Our solutions have national accreditation requirements for qualified, good quality products, affordable value, was welcomed by individuals all over the world. Our products will continue to improve inside the order and appear forward to cooperation with you, Definitely should any of those goods be of curiosity to you, be sure to letus know. We'll be satisfied to supply you a quotation up on receipt of the detailed needs.

The factory workers have a good team spirit, so we received high quality products fast, in addition, the price is also appropriate, this is a very good and reliable Chinese manufacturers.
