Why do pre-support files fail for 3D Printing?

Опубликовано: 26 Апрель 2026
на канале: I Print 3D minis
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So, why do all these pre-support files have so many failures? Today we talk about a few of the reasons why that might be the case.

Happy printing!

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  / printmy3dmini  
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The Angle Equation

0.50 represents the layer height you are printing.
0.35 represents the printer's max resolution, in this case 35 microns.

Put this into Google:
arctan (0.50 / 0.35) in degrees
You get this 55.0079798 degrees or 55, so when doing the angle for bases, and flat objects remember the angle degree and use that to angle the objects.

Here it is with the numbers zeroed for you, just add the resolution of your printer and the layer height you are printing at.
arctan (0.00 / 0.00) in degrees

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My Lychee Slicer support settings for minis.

Super Light and Light supports
1.15 - 1.22 bar diameter
0.22 - 0.15 tip diameter
3.10 - 3.57 tip length (sometimes longer, depends on the area or need)
raft - line/support triangle, or shape
bottom thickness on supports .29, raft is .50

Model credit:
Crippled God Foundry
https://www.myminifactory.com/users/c...
  / crippledgodfoundry  


Mediums
1.33 - 1.44 bar diameter
0.33 - 0.44 tip diameter
3.00 - 3.57 tip length (sometimes longer, depends on the area or need)
raft - line/support triangle, or shape
bottom thickness on supports .50, raft is .50

I rarely use heavy supports, but these are my settings for HEAVY

Heavy
1.55 - 1.75 bar diameter
0.55 - 0.75 tip diameter
4.00 - 5.35 tip length (sometimes longer, depends on the area or need)
raft - line/support triangle, or shape
bottom thickness on supports .50, raft is .50


Music Credit:
Corporate pop
Fredrik Storm
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