Aluminum PCB, led pcb with component assembly, electronic PCB, Aluminum Substrate PCB,1layer pcb,small ... : Polymide*Thickness: 0.5-3.0mm *Solder mask: green, black ,red ,yellow ,white *Min. line width: 0.075mm *Min. line space: 0 ... of your inquires about PCB! Please kindly contact with Ms.Nancy Qiu. White soldermask with 1oz Aluminum PCB,LED PCB,1Layer pcb, Aluminum ...