Qui-Gon Cutting Through Door 1 HOUR
Why Science Fiction & Fantasy Stack Exchange recommends it
Science Fiction & Fantasy Stack Exchange answerers link it as on-screen evidence of how a lightsaber blade behaves when it cuts or melts through a door.
Recommended by 0 people across 0 different months, 2020 to 2021.
What it is
A one-hour loop of the scene from Star Wars: Episode I where Qui-Gon Jinn pushes his lightsaber into a blast door and slowly melts through it. It is a repeated clip uploaded by the channel Atrekan, with no commentary.
What people said
Cites Shade · 2020-02 · Science Fiction & Fantasy Stack Exchange · on “Is there any material which cannot be cut by a lightsaber?”
I don't know which material it was made of but the blast doors in Star Wars I: Phantom Menace are more or less impervious to the light sabers: Blast doors were extra doors that were closed next to a room's regular entrance or other closed door to provide extra reinforcements against hostile forces such as explosives, powerful blasters, or even lightsabers. From the Legends Wookieepedia Article on Blast Doors [LINK] However, as we see in the same film, Qui-Gon cannot cut through the blast door but has to melt through: I don't know if you count Beskar, which appears in Mandalorian and other SW-series to be relevant to your question: Beskar was one of the toughest and most legendary metals in t
Cites Buzz · 2020-04 · Science Fiction & Fantasy Stack Exchange · on “Why don't lightsabers burn their users' hands?”
Yes, lightsabers are hot. That is clearly evident from The Phantom Menace , in which Qui-Gon Jinn uses the heat of his blade to melt the metal around it. This clearly contradicts any source that suggests the lightsaber blade does not emit heat. As to why the heat does not burn the user? I don't know, except that this is such an obvious potential problem with a hot-bladed weapon that nobody would manufacture or use lightsabers unless it was possible to protect the handle (and the wielder's hands) from the heat of the blade.
Cites aleppke · 2021-01 · Science Fiction & Fantasy Stack Exchange · on “Are lightsabers flat?”
The shape of the blade can also be seen from the shape of the holes it creates. In Episode I, Qui Gon pushes his lightsaber through a door and begins slicing. A shot of the other side of the door clearly shows a circular hole where the lightsaber first pierced the door: [this video] (apologies for the 1 hour loop, it was the first result that came up).