How Cutouts, Edges, and Openings Affect a Silicone Heater Layout
https://thin-film-heating.juniperbrief.com/posts/how-to-choose-a-polyimide-heater-for-precision-heating
In temperature-controlled assemblies, a silicone heater must deliver heat in a controlled way. It uses silicone rubber around a resistive heating circuit. One useful trait is flexibility. Still, bond quality can change the result