6-layers-Rigid-PCB board (6-layers-Rigid-PCB board )
1 Number of Layer: 2 to 20 layers.
2 Base Material: FR-4, CEM-3, Teflon, Aluminum Substrate, Halogen Free, High Tg.
3 The color of soldermask and silkscreen ?Green,White,Black,Blue,yellow etc.
4 Surface Finish: Lead Free HAL, HAL, Flash Gold, I... - Update: 2009-07-14