Gas-Fired Radiant Tube Box Furnace

For efficient, economical performance, the Lindberg Gas-Fired Radiant Tube Box Furnace offers a unique combination of high performance and low maintenance. It is designed for both light or heavy work loads and is ideal for hardening applications. The radiant tube box furnace is rated for 2000° F and can be supplied for air atmosphere, endothermic, exothermic, or nitrogen atmospheres. An automatic gas-air flame curtain burner is standard equipment on all models. 


Gas-Fired Radiant Tube Box Furnace
  • Efficient and economical performance
  • Requires low maintenance
  • Designed for light or heavy work loads, catering to fluctuating needs
  • Meets FM, IRI, OSHA, and NFPA requirements assuring safe production
  • Uniform heating patterns for consistent results
  • Quick thermal cycling


  • Air, endothermic, exothermic, or nitrogen atmospheres
  • Automatic gas-air flame curtain burner
  • Emergency nitrogen gas purge circuit
  • Atmosphere tight, continuously welded shell
  • Single end recuperative burners
  • Removable, radiant tubes above, below, and beyond workspace
  • Roof mounted fan
  • Pre-wired, free standing control panel with disconnect switch
  • Excess temperature instrument
  • Ceramic block insulation


  • Temperature range to 2000°F


  • Hardening


  • Carbon control with oxygen probe
  • Strip chart or circular recorders
  • Exothermic gas flow meters
  • Nitrogen-methanol atmosphere system