Copper clad laminate (CCL) is a plate-like material made of electronic fiberglass cloth or other reinforcing materials dipped in resin and coated with copper foil on one or both sides and hot-pressed, referred to as copper clad plate for short. All kinds of printed circuit boards with different forms and functions are processed, etched, drilled and plated copper selectively on copper clad plates to make different printed circuits. On printed circuit board mainly interconnection conduction, ihttp://www.finorik.com/insulating-board/
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