very low profile thickness 35um ED copper foil FOR Flexible Printed
Circuit.
Products Specifications.
1) Thickness Range: 0.035mm.
2) standard width:1290mm.
3) ID: 76 mm,152 mm.
4) Cu Content: 99.8%.
VLP ED Copper Foil Characteristics.
1. Zinc-free.
2. Excellent physics of high elongation Performance.
Products use:
- Flexible Printed Circuit.
- LED layer of HDI .
Difference between rolled copper foil and electrolytic copper foil.
Process is difference: rolled copper foil (Rolling process),ED copper foil
(Electrodeposition process).
Surface treatment width:rolled copper foil be limited by Surface treatment widest effective
width of 520mm.
RFQ:
Q1.what is the Internal diameter?
76/152/ custom.
Q2. Is it possible be zinc free copper foil?
Yes ,it is possible.
Q3. Is it the Fumigation carton box?
Yes ,it is .
Packaging & Delivery.
1. Packaging Details:wooden carton.
2. Delivery Detail:25-30days,depend on quantity.
Typical properties of VLP-S-B/R copper foil for FPC or inner layer of HDI.
Classification
| Unit | Requirement | Test Method |
| Foil Designation | / | | 1 | H | M | 1 | IPC-4562A |
| Nominal thickness | / | 10um | 12um | 1/2 OZ (18um) | 3/4 OZ(25um) | 1 OZ(35um) | IPC-4562A |
| Area Weight | g/㎡ | 98±4 | 107±4 | 153±5 | 228±8 | 285±10 | IPC-TM-650 2.2.12.2 |
| Purity | ％ | ≥99.8 | IPC-TM-650 2.3.15 |
| Foil Profile | Shiny side(Ra) | սm | ≤2.5 | ≤2.5 | ≤2.5 | ≤2.5 | ≤2.5 | IPC-TM-650 2.3.17 |
| Matte side(Rz) | um | ≤2.5 | ≤2.5 | ≤2.5 | ≤2.5 | ≤2.5 |
| Tensile Strength | R.T.(23℃) | Mpa | ≥300 | ≥300 | ≥300 | ≥300 | ≥300 | IPC-TM-650 2.3.18 |
| H.T.(180℃) | Mpa | ≥200 | ≥200 | ≥200 | ≥200 | ≥200 |
| Elongation | R.T.(23℃) | ％ | ≥4 | ≥5 | ≥6 | ≥8 | ≥10 | IPC-TM-650 2.3.18 |
| H.T.(180℃) | ％ | ≥5 | ≥6 | ≥7 | ≥8 | ≥8 |
| Peel Strength(FR-4) | N/mm | ≥0.8 | IPC-TM-650 2.4.8 |
| Ibs/in | ≥4.6 |
| Pinholes&porosity | Number | No | IPC-TM-650 2.1.2 |
| Anti-oxidization | R.T.(23℃) | 180days | / |
| H.T.(200℃) | 60 Minutes | / |
Remark:Standard Width 1295mm,max width 1380(±1)mm,May according to the
customer request tailor.We test the peel strength with PI ,please
reconfirm with your pp.
