70um ED electrolytic copper foil with High ductility
ED copper foil for Shielding Industry
| Type | Shielded ED Copper Foils |
| Thickness Range | 2oz to3oz(nominal thickness 70um105um);
8um-420um also available |
| Width Range | 1380(max) |
| Performance | Stay away from static electricity
Restrain disturbance of electromagnetic wave |
| Perfect performance of moisture resistance |
| Thermal conductivity and UV-resistance |
| Application | Electronic products, construction |
| Quality standard | Reach the Ⅱ and Ⅲ requirements of the international standard
IPC-4562 |
Features:
1. High peel strength
2. Good etch ability
Application:
Polyimide&Epoxy board
Shielded ED Copper Foil roll Characteristics
| Quality items | General Technical Terms |
| 2oz | 3oz | 4oz | 5oz | 6oz |
Area Weight
(g/m²) | 70um | 105um | 140um | 175um | 210um |
| 610±30 | 915±45 | 1220±60 | 1525±75 | 1830±90 |
Tensile Strength
(kg/m m²) | Room Temperature | ≥25 |
| Elongation (%) | Room Temperature | ≥5 |
| Pinhole(hole/ m²), Leakage points | No |
| Quality resistivity (Ω·g/ m²) | ≤0.162 |
| Oxidization Resistance | No Oxidation and Discoloration |
| Width | 1370-1380(±1.0mm) |
| Surface Quality | No contaminants and impurity |
Package:wooden carton
FAQ:
Q1. Length per roll?
It is 500-5000meter.
Q2. what is the Internal diameter?
It is 76/152 and accept custom.
Q3. Are the package suitable For export ?
Yes , it is suitable for export.
Typical properties of high ductility copper foil
Classification
| Unit | Requirement | Test Method |
| Foil Designation | / | T | H | M | 1 | 2 | 3 | IPC-4562A |
| Nominal thickness | / | 12um | 1/2 OZ | 3/4 OZ | 1
OZ | 2
OZ | 3
OZ | IPC-4562A |
| Area Weight | g/㎡ | 107±4 | 153±5 | 228±8 | 285±10 | 580±15 | 860±20 | IPC-TM-650
2.2.12.2 |
| Purity | ％ | ≥99.8 | IPC-TM-650
2.3.15 |
| Foil Profile | Shiny side (Ra) | սm | ≤0.4 | ≤0.4 | ≤0.4 | ≤0.4 | ≤0.4 | ≤0.4 | IPC-TM-650
2.3.17 |
| Matte side(Rz) | um | ≤6 | ≤8 | ≤10 | ≤10 | ≤15 | ≤20 |
| Tensile Strength | R.T.(23℃)
| Mpa | ≥150 | ≥150 | ≥235 | ≥280 | ≥280 | ≥280 | IPC-TM-650
2.3.18 |
| Elongation | R.T.(23℃)
| ％ | ≥5 | ≥5 | ≥10 | ≥10 | ≥15 | ≥15 | IPC-TM-650
2.3.18 |
| Subject | Ω.g/㎡ | ≤0.170 | ≤0.166 | ≤0.162 | ≤0.162 | ≤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 |
| Pinholes&porosity | Number | No | IPC-TM-650
2.1.2 |
| Anti-oxidization | R.T.(23℃) | day | 180 | / |
| H.T.(200℃) | Minutes | 60 | / |
