Why Is Cartridge Heater Preferred For Industrial Use? A cartridge heater is a compact, cylindrical heating element designed to fit into drilled holes in metal or other materials. It is extensively used for precise heating applications in machinery, molds, and industrial equipment. These heaters offer consistent and efficient heat transfer. If you require any other details about this heater then visit our website. https://patelheaters.com/cartridge-heater.html