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　　　　Halogen-free circuit board basis: According to the JPCA-ES-01-2003 standard, copper clad laminates with chlorine (C1) and

　　PCB copper clad laminates are mainly composed of three components: copper foil, epoxy resin, and glass fiber cloth, includi

　　　　(1) Copper-clad phenolic paper laminate is a laminate made of impregnated phenolic resin (TFz-62) or cotton fiber impregn

　　　　1. Classification according to mechanical properties-CCL can be single CCL and compound CCL. Independent copper clad lami

　　　PCB copper clad laminate is a product made of wood pulp paper or glass fiber cloth as a reinforcing material, impregnated

　　　　For some friends who are new to aluminum substrates, there are still questions about the difference between aluminum subs