Editing Heating element (section)

=== Insulator ===
Heating element ''insulators'' serve to electrically and thermally insulate the resistance heater from the environment and foreign objects.<ref name=":6">{{Cite web |title=Heating Elements |url=https://www.tutco.com/insights/heating-elements/#Introduction |access-date=2024-01-11 |website=TUTCO HEATING SOLUTIONS GROUP |language=en-US}}</ref> Generally for elements that operate higher than 600&nbsp;°C, ceramic insulators are used.<ref name=":1" />{{Rp|page=137}} [[Aluminium oxide|Aluminum oxide]], [[silicon dioxide]], and [[magnesium oxide]] are compounds commonly used in ceramic heating element insulators. For lower temperatures a wider range of materials are used.