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Top Loading Furnaces

Horizontal top load furnace
Top Load furnace
Top Load furnace


Top loading furnaces are ideal for applications requiring easy access to the process sample. Uses include thermocouple calibration, physical testing of materials including compression, tensile, torsional, and fatigue tests, and crystal growing.

  • One-of-a-kind design and manufacture. As you can see from the photos of top loading furnaces on this page, a wide range of sizes, configurations, and features can be provided to meet a wide range of application requirements, no matter how unique.
  • Sustained operating temperatures to 1800 degrees Celsius
  • Operation in air or inert atmospheres
  • Ceramic linings for applications requiring protection from corrosives
  • Ideal for applications requiring the use of stirring mechanisms and tensile testing fixtures
  • Optional multiple zones with individual control systems
  • Deltech control systems are certified by Intertek UL508A compliant. Safety features include door interlocks, an emergency stop button, isolation switches, and a safety relay. See our Control Systems page for information on HMI options, from data logging to complete control of the full functionality of the furnace system.

Contact our Engineering Team to discuss your process. If you aren’t sure what furnace features are best suited to your application, we can help.

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Customer Comments

“Extremely resilient furnace, has been a workhorse for years!”

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All Deltech furnace systems are designed and manufactured in the U.S.A, and shipped and installed worldwide.