... PCB, High Power Aluminum PCB,Aluminium based PCB used for LED,Ellipse Aluminum PCB ,Aluminum Based PCB,mcpcb 1,Aluminum PCB manufacturer ... ink.8)solder mask color: Green, yellow, black, white, red, blue 9)profiling: Punching, Routing, V-cut ... Beveling 10)V-cut angle: 20, 25, 30, 45 degree 11)Beveling angle: 20, 25, 30, 45 degree ... 12)Max working panel: 24*20 (610mm*508mm) 13)E-test voltage: 50 ...