Ceramic bobbin heaters are a unique steatite heating element that can be installed freely for direct heating of air. ... IHPs ceramic bobbin heaters are also used for indirect heating of liquids, air and gases stuck into radiation tubes. These tubes are placed into the medium and the bobbin heater into the tube.
High temperature cartridge heaters are made for high temperature applications with temperatures that range between 1400° F or 760° C up to 1600° F or 870° C. Most high temperature cartridge heaters are swagged to maximize heat transfer and vibration resistance.