Silicon Carbide Heating Elements – Maltec-H Type SG

Features

  • Withstands as high as 1600 (surface temperature)
  • Generates high heat output per unit surface area, approximately 5-10 times the output of Nichrome wire.
  • High strength and excellent shock resistance.
  • Chemically very stable.
  • Heat source is free of noise and air pollution.
  • Various coating products are available for protection against water vapor and harmful gas atmosphere.
  • Easy to handle.
  • Standard: IEC 60675
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This type has a spiral groove engraved on the heating zone, withstands higher temperatures than type E and F, and has high corrosion resistance, thus shows excellent performance in severe service conditions.

Specification

Characteristics Items Unit Type
E · E-DV · F SG · SGR Super SA
Apparent Density 3.2 3.1 3.2
Bulk Density 2.5 2.8 2.9
Apparent Porosity % 23 5 10
Bending Strength Mpa at 25°C 50 98 100
Specific Heat KJ/KG · °C at 25°C ~ 1300°C 1.0 1.0 1
Heat Conductiviity W/m · °C at 1000°C 14 ~ 19 16 ~ 21 16 ~ 21
Specific Resistance Ω cm at 1000°C 0.08 € |0.10 (E-DV-F) 0.016 0.045
Coefficient of Thermal Expansion 1000°C (x10⁻⁶/°C 4.5 4.5 4.5
Max operating temperature in the furnace chamber °C 1400 1600 1600
Standard IEC 60675

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