Tubular Heating Elements

----Tubular Heating Elements.jpgHighly versatile and economical Durex manufactured tubular heating elements are applied in virtually every conceivable type of heating application. These robust tubular heaters are a reliable thermal source used to heat a multitude of liquids, gases, and solids and can be applied straight or bent into complex formations.

Also see Immersion Tubular Heaters.

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Straight Tubular Heating Elements

Durex manufactures standard tubular heating elements for any application. Tubular heaters are a versatile and economical heat source for a wide variety of industrial and commercial applications. Standard diameters are .260", .315", .375", .430", .496", and .625".

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Formed Tubular Heating Elements

Custom tubular heating elements can be provided to any length, formed into any configuration and sheathed in a variety of different materials to suit your application. Likewise, the connection/termination possibilities are limited only by your imagination and the availability of components.

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Manifold Tubular Heaters

Durotube™ manifold tubular heating elements provide an economical, robust, and versatile heat source. These elements are commonly used to fit into milled grooves for hot runner molding systems. The precision fit optimizes heat transfer to the working surface.

Tubular heaters are also used for radiant heating in open air or vacuum atmospheres. The heating elements can be cast into or clamped onto metal to form heated parts.  A wide selection of standard designs are available or they can be custom designed for your requirements.  Durex Industries' application and design engineering team are available to assist in specifying the proper tubular heater configuration.


  • Precision helical wound nickel-chromium resistance wire provides uniform thermal profile
  • Circumferential cold pin-to-wire fusion weld ensures robust connection for long heater life
  • Compacted, high purity MgO dielectric insulation extends resistance wire life at high temperatures
  • Recompacted bends provide longer life by ensuring insulation integrity
  • UL & CSA recognized elements assures safe and reliable performance

  • Metal mold, die and platen heating
  • Medical and analytical device heating
  • Cast into metal parts and platens
  • Cut and seal heads on packaging equipment
  • Tank wall and pipe heating
  • Liquid immersion & circulation heaters
  • Furnace & oven heating
  • Comfort heating and freeze protection
  • Process air and gas heating
  • Thermoforming, curing, drying

Tubular Heater Application Guidelines

Tubular Heaters 5-27-14 - 776KB

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