Thermal Insulators

- Dec 04, 2019-

Thermal insulators are materials that block heat transfer. Thermal insulators are poor thermal conductors, including plastics, wood, cork, fiberglass and air. An insulator is an object that is extremely difficult to conduct heat or electricity. Also called nonconductor. Hot insulators are usually earth, gas, rubber, etc. Electrical insulators are ceramic, mica, grease, rubber, etc.