What is copper foil on the surface of copper clad laminate?
The copper foil on the surface of the copper clad laminate is copper, and the electronic grade copper foil (purity 99.7% or more, thickness 5um-105um) is divided into rolled copper foil and electrolytic copper foil.
The surface has many kinds of copper foil, copper foil is very thin, there are copper crown, copper foil, Fukuda copper foil, Jinbao copper foil, copper foil, Mitsui copper foil, and so on, a variety of many. If the thickness is divided into: 12U, 18u, 35u, 70u, 50U, and so on.
There are two kinds of rigid copper clad laminates. Copper foil is used in flexible copper clad laminates, and flexible copper clad laminates are generally rolled copper foil.
