... and is widely used for PCB with printed circut on one or both side in microwave ovens,computer, ... 0mm,1.2mm,1.6mm,2.0mm and so on;Thickness of copper: 18um, 35um and ect, and ... wrinkle, pin hole, deep nick, pitting and glue spot on the copper foil covered face is not allowed. any color ... 02g/cm3 hydrochloric acid or proper organic solution;(3) on lamination face, the defects such as bubble, impressed ...