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The thermocouple is broken

2019-07-05View Original

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All 5 S-type thermocouples on the waste acid furnace were damaged after heating – their protective sleeves broke. Does anyone know what caused this problem? Help analyze it
Reply #22019-07-05
Send a photo to show the exact location.
Reply #32019-07-06
Is this a newly installed thermocouple or one that was installed previously?】
Reply #42019-07-06
Is this a newly installed thermocouple or one that was installed previously?
Reply #52019-07-06
Visually inspecting the corundum tube shows that it becomes brittle and breaks after exposure to water, as well as after rapid heating and cooling. For oven heating, it is recommended to use K-type oven thermocouples; they are cheaper, and it doesn’t hurt much if they get damaged.
Reply #62019-07-06
Is it a newly installed thermocouple or one that was installed previously? How many years old is it?
Reply #72019-07-06
Temperature fluctuations, whether cold or hot, increase the likelihood of fracture
Reply #82019-07-07
It’s new; I’ve only used it for a month. It was discovered during the inspection after heating the furnace
Reply #92019-07-07
Will it affect temperature measurement?

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