| Type: | Copper Strips |
|---|---|
| Application: | Electronic Copper Foil |
| Material: | Copper |
| Shape: | Coil |
| Alloy: | Non-alloy |
| Color: | Red |
| Customization: |
|---|
Suppliers with verified business licenses
Audited Supplier | (Size) | 18 μm | 35 μm | 70 μm | |
| (g/) Weight per square meter |
153±5 | 285±5 | 585±8 | |
| (kgf/cm) Peel strength |
>1.2 | >1.6 | >2.0 | |
(kgf/m) Tensile strength |
Normal temp |
>30.0 | >30.0 | >30.0 |
| (%) Elongation |
Normal temp |
>2.0 | >3.0 | >3.0 |
| (200ºC-40min) Furnace test |
No color change |
No color change |
No color change |
|
Roughness |
Ra (μm) | 0.2-0.43 | 0.2-0.43 | 0.2-0.43 |
| Rz (μm) | <8.0 | <10.0 | <13.0 | |
| Name | Electrolytic copper foil | Size | 0.035mm*1100mm | |||
| Client name | Inspection date | 2015-7-13 | ||||
| Inspection item | Standard | Inspection result | ||||
| Appearance | IPC4562 | Qualified | ||||
| Basic weight | 280±5g/ | 279.9 g/ | ||||
| Peel strength (kgf/cm) | ≥1.6 | 1.84 | ||||
| 23ºCTensil strength(Mpa) | ≥300MPa | 358 MPa | ||||
| 23ºCElogation | ≥5% | 11.2% | ||||
| Surface Roughness Ra(μm) |
≤0.43 | 0.26 | ||||
| Surface Roughness Rz(μm) |
≤12.5 | 0.95 | ||||
| Oxidation Resistance (200ºC×30min) |
Non-discoloring | Non-discoloring | ||||
| Remarks:Meet the standards. | ||||||
| Principal:Mr shi | Inspector:3,5,6,8,9 | |||||
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