Everything You Need to Know About Tube Furnaces

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An electric heating tool known as a tube furnace synthesizes and purifies chemicals, often inorganic but occasionally organic. The ceramic heating chamber has embedded and evenly dispersed refractory heating coils or ribbons. Simply put, they manipulate tiny samples or heat them to a range of temperatures in an inert atmosphere. With the use of thermocouple feedback, tube furnaces frequently feature one or more heating cavities that may be regulated, exposing materials to various temperatures for various lengths of time. This design ensures the best level of heat consistency for processing compounds.

Why Use a Tube Furnace?

Researchers and manufacturers handling relatively small-volume samples or low throughput activities have access to a variety of thermal processing formats. Benchtop laboratory ovens often perform well at these scales, but in some applications, the geometry of the thermal processing chamber can be a constraint. In the early 20th-century, the first cylindrical heating chambers were made due to the R&D work into producing thin ceramic filaments. Since then, the tube furnace has become familiar on factory floors and materials labs worldwide.

There is also tube furnace with numerous heating zones to increase the unit's processing power. This gives the user complete control over temperature gradients, allowing them to adjust the thermal processing's heat-up and cool-down phases precisely.

Different Types of Tube Furnaces

The user can adjust the temperature ranges in each zone of a tube furnace by choosing between single- and three-zoned structures. Specific models also feature split-hinge constructions that simplify changing the inner heating tubes.

Split Tube Furnace

A split tube furnace has a hinged body that can be opened in half to provide simple access to the internal chamber. These furnaces are frequently used for educational and R&D purpose.

Solid tube furnace

These types of furnaces do not have vertical or lateral openings. For applications where batches are developed to repeat sample sizes, they use a process tube that goes through a fixed heating cylinder.

Rotary tube furnace

These are excellent for processing physiochemical. In a controlled environment, samples are heated and mixed in rotary tube furnaces as the material is continuously fed through the work tube.

Application of Tube Furnace  

  • Purification of samples (both organic and inorganic), coating, drying, hardness, or ageing.
  • Samples are annealed, calcined, degassed, brazed, sintering, sublimated, soldered, synthesized, and tempered.
  • Metallurgy utilized for Palladium refining.
  • Calibration of thermocouples.
  • Several semiconductors' applications.

Get The Right Tube Furnace for Your Use!  

Jade Scientific, Inc. offers a wide variety of tube furnaces. These furnaces can be tailored for particular specifications and dependably function to address any processing issues or demands that match your needs due to the company's numerous years of experience.