Map the market before comparing gradesThe family map separates material roles instead of ranking unrelated substrates by one property.Map the market before comparing gradesPCB materials include several different kinds of constructionOrganic rigidPaper / composite / glass epoxy / specialty thermosetsystems.RF and high speedGrade-specific low-loss thermoset and PTFE-based systems.FlexibleFilms, foil, adhesives and coverlay as one construction.Thermal substratesInsulated metal bases and distinct ceramic circuit routes.Specialty substratesGlass, transparent and package-related material systems.³Ô¹Ïtv · Engineering explanation · Conceptual, not to scale