Hotohms™ Tubular Heaters are widely used in electric heating applications of industrial, commercial and scientific products.
The heating devices can be designed in a wide range of electrical ratings, diameters, lengths, terminations, and sheath materials.
Screw plug immersion heaters, flanged immersion heaters, circulation heaters, and high temperature process air heaters are available.
Normal Sheath Materials for Tubular Heaters:
Material
|
Max Working Temp. (℃)
|
Typical Applications
|
Copper
|
150
|
Water, non-corrosive liquids
|
Steel
|
400
|
Oil immersion
|
Stainless Steel 304
|
|
Water,Corrosive liquids, food processing
|
Stainless Steel 316
|
650
|
Corrosive liquids,
|
|
|
intergranular corrosion situation
|
Incoloy 800
|
800
|
Water ,Corrosive liquids, air, clamp on
|
Physical & Electrical Specifications:
Sheath Dia. ±0.15 mm
|
Ø6.4
|
Ø 8
|
Ø 10
|
Ø 12
|
Ø 14
|
Ø 16
|
Ø 18
|
Ø 20
|
Ø 25
|
Sheath Length Max. (mm)
|
6000
|
6000
|
6500
|
6500
|
7000
|
7000
|
7000
|
7000
|
7000
|
Max. Voltage
|
250
|
277
|
480
|
550
|
550
|
550
|
550
|
550
|
550
|
Wattage Tolerance
|
+5% -10%
|