Designing Heating Zones in a Polyimide Heater for Better Thermal Balance

https://thermal-technology-center.inkharbory.com/posts/how-to-evaluate-thermal-uniformity-when-selecting-a-wafer-heater

In precision electronics, a polyimide heater must deliver heat in a controlled way. It uses a patterned resistive foil circuit insulated by polyimide film. One useful trait is custom shapes. Still, excess watt density can change the result