... Sheet CEM-1 Copper Clad Laminate,Pcb Base Board,Laminated Board,Printed Board, CCL FR4, FR1,XPC, CEM-1 etc Copper Clad Laminate Sheet ... CEM-1Copper Clad Laminated Sheet (CCL) Characteristic and Application: 1. FR-4 ... electronic instruments.2. FR-1copper clad laminated sheet/CCL consist of bleached wood pulp paper, ... Product Range: Copper Clad Laminate Sheet CEM-1