Copper Clad Laminate Sheet FR4 Copper Clad Laminate,Pcb Base Board,Laminated Board,Printed Board, CCL FR4, FR1,XPC, CEM-1 etc Copper Clad Laminate Sheet FR4Copper Clad Laminated Sheet (CCL) ... Characteristic and Application: 1. FR-4 Copper clad laminate/CCL consist of E-glass fabric, impregnated with epoxy resin and clad with ...