1. Copper foil: It is basically divided into two types: electrolytic copper and rolled copper The common thicknesses are 1oz 1/2oz and 1/3 oz.
2. Substrate film: There are two common thicknesses: 1mil and 1/2mil.
3. Adhesive (adhesive): The thickness is determined according to customer requirements.
4. Cover Film.
5. Covering film protective film: used for surface insulation The common thicknesses are 1mil and 1/2mil.
6. Release paper: Avoid the adhesive from adhering to foreign objects before pressing; Easy to do homework
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