This Double PCB Copper Clad Laminate Board is made of copper foil by the hot-pressing technology.
Super-fine steel-wool, Restore4, Tarn-X, roscherite, Zap or similar before using.
After that be sure to rinse and dry so without any water spots.
Combined resin with reinforced material.
As basic material of PCB production. Panel Size: Approx. 300mm x 300mm