Aluminum Base PCB Assembly with HASL Surface Finish, Green Solder Mask and 1oz Copper Thickness.
Material: aluminum
Copper thickness: 1oz
Solder mask: green
Silkscreen: white
Surface finish: HASL
Track width: 4 mils/0.1mm (minimum)
Track space: 4 mils/0.1mm (minimum)
Hole size: 8 mils/0.2mm (minimum)
Laser hole size: 4 mils/0.1mm (minimum)
Aspect ratio: 10:1
Impedance control: ±10% 1/1up.