Yeah, and the abstract heat behind the blade would be over 1000F, so do you really want to argue the semantics of how jedi keep from setting themselves on fire? The fact of the matter is that IT's A CUSTOM MANDALORIAN, THERE IS CITED EXAMPLES IN MOVIES (see above pic), IN NOVELS, AND COMICS.
The perfect SW universe in your head isn't the same everyone else wants to be in.
Sheesh...