Insertion Cartridge Heaters

Firerod cartridge heaters are tube-shaped heaters that are designed to heat a variety of products in various industries. These Cartridge heaters are used inside drilled holes or cavities to heat molds and solids; sometimes they are used for heating liquids in liquid immersion applications. Cartridge heaters are equipped with a thermocouple, which helps control the temperature of the heater perfectly. Sheaths of these cartridge heaters can be designed in high watt densities, which enable them to attain high temperatures.

Cartridge Heaters
Cartridge Heaters
Cartridge Heaters
Cartridge Heaters

Applications of Cartridge Heaters

We regularly provide custom cartridge heaters for use in the following industries:

  • Plastic Molding
  • Food Processing
  • Food Service Equipment
  • Medical Equipment
  • Packaging Equipment
  • SemiConductor
  • Shoe Machinery
  • Hot Stamping
  • Laminating Presses
  • Molds
  • Plastic Extruders

Therm-x provides cartridge heaters made of high-quality materials in tight tolerances of +/- 0.002ʺ on their outside diameter. These Insertion heaters assure superior heat transfer, and can attain high sheath temperatures up to 1500°F. The tight tolerance offers a tight fit in receptacle holes. These Firerod Cartridge heaters have electrical terminations on one side and they are made to withstand harsh working environments. Featuring swaged construction, these cartridge heaters are made of high-quality nickel-chromium resistance wire that is wound on a superior-quality MgO core. The resistance wire and core unit is placed in a stainless steel casing, which assures high oxidation and corrosion resistance.

Our Cartridge heaters are provided with various mounting attachments as well as termination styles, in various materials, fit selections, and watt densities to meet your application requirements. Request a quote for a cartridge heater today. We also provide a wide range of industrial heating products including immersion heaters, infrared heaters, and so on.

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