| Item | Technical specification | Technical | ILLUSTRATION |
|---|---|---|---|
Base Material | PTFE, hydrocarbon, resin, other types | PTFE + ceramic, PTFE + glass fiber + ceramic, PTFE + glass fiber |  |
Layer | Layer Count | 16 L |  |
| Shape tolerance | Max.panel size | 720*650 mm | |
| Shape tolerance | ±0.10 mm | ||
| Hole size tolerance | Ordinary hole ±0.1; Short hole ±0.13 | ||
Pressing ability | Interlayer alignment accuracy | 3 mil |  |
| Pressing and mixing capacity | PTFE+hydrocarbon ceramics+Fr4 | ||
| Hole processing technology | Min Hole Diamete | 0.3 mm | |
| Minimum hole wall spacing | 0.65mm | ||
Hole Diameter Tolerance | ±0.075 mm |  | |
Plating capacity | Max. aspect ratio | 12:1 |  |
| Hole copper uniformity | COV≤7% | ||
| Resin plug hole | Resin plug hole aspect ratio | 12:1 | |
Hole processing type | Through hole/blind buried hole |  | |
Line width control | Line width tolerance | ±1.5mil |  |
Impedance Control | Impedance Control Tolerance | ±10% |  |
| Warp and Twist | Warp and Twist | 0.75% | |
Special process | POFV (VIPPO), mixed pressure, partial mixed pressure, length/grading/segment gold finger, step groove, back drill, sidewall metallization, N+N structure, double-sided crimping mechanical blind hole, local thick copper, high temperature Pressing, copper paste/silver paste plug hole, skip hole |  | |
Material | Material Cooperative Brand | Shengyi (LNB33), Lianmao, Taiyao, Panasonic (M4, M6 series) |
