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A sheath heater with a spiral fin attached, which increases the heat dissipation area and is optimized for air heating. It is an excellent product for maintaining temperature and humidity.

Features and Performance
  1. High heat resistance and mechanical strength for long lifespan.
  2. Excellent temperature and humidity control can be achieved by utilizing the spiral fins.
  3. Various shapes such as straight, U-shaped, M-shaped, O-shaped, etc. can be produced, and other shapes can be customized to meet customer needs.
  4. Attaching a spiral fin to the Sheath Heater increases the heat dissipation area and prevents overheating issues, ensuring the heater’s longevity and durability.
Fabrication Size ~Ø32 / ~7meter
Heating wire/Insulation material Ni-Cr Wire / Magnesium Oxide (MgO)
Temperature of use ~MAX. 500℃ (Heater surface temperature)
External tube material Material : Stainless Steel / Copper (Cu), Iron (Fe), Incoloy, etc.
Resistance error range At room temperature (25℃±10%): ±10%
Withstand voltage AC 1kV / 2mA or less / 60 seconds
Insulation resistance DC 1kV / Over 20 MΩ

※ This is a general specification and may vary depending on the production specification.


※ Click on the image to enlarge it.