Troubleshooting Slow Heat-Up in a Mica Heating Plate System

https://flexible-heat-systems.summitquill.com/posts/what-to-consider-when-ordering-a-kapton-heater-for-industrial-use

In semiconductor support equipment, a mica heating plate must deliver heat in a controlled way. It uses a mica-insulated resistive heater built for plate-style heat transfer. One useful trait is custom plate geometry