Principle of Operation of a Cartridge Heater An electric cartridge heater, also known as a single-end tubular heater, has one end that can heat and another end that is cold. It is made of a metal tube that is inserted into resistance alloy wire as the heating materials. The alloy wire is filled...
An electric cartridge heater, also known as a single-end tubular heater, has one end that can heat and another end that is cold.
It is made of a metal tube that is inserted into resistance alloy wire as the heating materials. The alloy wire is filled with high-purity magnesium oxide that has good insulation as a filler, giving the product a lot of power, a high thermal efficiency, and the ability to quickly dissipate heat.
Heat intensity | Not exceeding 30Wcm2 (advisable) |
Power | Depends on the dimension |
Escape of current (when cold) | <=0.1mA a 242 v. |
Insulation (when cold) | 5 Min Ohmios 500 Watts minimum |
Dielectric strength | 1500v. 1/seg |
Working temperature | 750℃ max. |
Cold areas | Depends on length and diameter 5-25mm |
Power tolerance (w) | 5 % - 10 % |
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