Aluminum clad copper sheet Excellent heat dissipation, electromagnetic shielding characteristic, dielectrical Properties. Aluminum clad coppert have excellent flame retardant,high mechanical ... shielding system etc.We specially produces Metal Base Copper-Clad Laminates,and our products have been compiled series ... 5mm,2.0mm,3.0mm etc.Thickness of the copper:18um,35um,70um,105um,140um..Base size: 330mm ...