... products, under RoHS, UL, SGS etc. certififcated Copper Clad Laminates sheet.Include CEM1, FR1, FR2, CEM3, FR4 . ... ,1.2mm,1.6mm,2.0mm .Thickness of copper:18um, 35um, other thickness is according to order ... deep nick, pitting and glue spot on the copper foil covered face is not allowed. Any color changing ... home electric appliances and other lines . copper clad laminates sheet,FR1,FR2,FR4,CEM1,CEM3