Typical Properties of Double Side Treated Copper Foil for HDI
| Classification | Unit | Requirement | Test Method | |||
| Foil Designation | T | H | 1 | IPC-4562A | ||
| Nominal thickness | um | 12 | 18 | 35 | IPC-4562A | |
| Area Weight | g/m² | 107±5 | 153± 7 | 285±10 | IPC-TM-650 2.2.12 | |
| Purity | % | ≥99.8 | IPC-TM-650 2.3.15 | |||
| Roughness | Shiny Side(Ra) | ≤0.43 | IPC-TM-650 2.2.17 | |||
| Matte side(Rz) | um | 1.0-1.5 | ||||
| Tensile Strength | R.T.(23°C) | Mpa | ≥300 | IPC-TM-650 2.4.18 | ||
| H.T.(180°C) | ≥180 | |||||
| Elongation | R.T.(23°C) | % | ≥5 | ≥6 | ≥8 | IPC-TM-650 2.4.18 |
| H.T.(180°C) | ≥6 | ≥6 | 6 | |||
| Peel Strength(FR-4) | N/mm | ≥0.6 | ≥0.8 | ≥1.0 | IPC-TM-650 2.4.8 | |
| Lbs/in | ≥3.4 | ≥4.6 | ≥5.7 | |||
| Pinholes & Porosity | Number | No | IPC-TM-650 2.1.2 | |||
| Anti-oxidization | R.T.(23°C) | Days | 90 | / | ||
| R.T.(200°C) | Minutes | 40 | / | |||
Standard Width, 1295(±1)mm, Width range:200-1340mm. May according to the customer request tailor.
