... , CEM3, FR4 .Thickness:0.6mm,0.8mm,1.0mm,1.2mm,1.6mm,2.0mm .Thickness of copper:18um, 35um, other thickness is ... according to order .Face: 1 and 2 .Size: 1020mm*1220mm ... board should be tidy without any delamination .and crackle. 2) Any bubble, wrinkle, pin hole, deep nick, pitting and glue spot on ...