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Poor first layer and corner lifting  

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ScottM
(@scottm-2)
Eminent Member
Poor first layer and corner lifting

I am making cases for voltage meters and the first layer is the top surface that will be seen by the user. How to I print it so that it is much smoother than this? Also, the corners are lifting a bit. I used slicer 2.5.0 win64 and the filament is PLA from fliaments.ca printed at 215/60 for first layer. I used the Prusa PLA profile as is.

Posted : 21/01/2023 2:54 pm
towlerg
(@towlerg)
Noble Member
RE:

Try lowering Z a little, to get a bit more squish onto the bed.

This post was modified 2 years ago by towlerg
Posted : 21/01/2023 3:10 pm
karl-herbert
(@karl-herbert)
Illustrious Member
RE:

I would also test other bottom fill patterns, such as Hilbert Curve...

wbr,

Karl

Statt zu klagen, dass wir nicht alles haben, was wir wollen, sollten wir lieber dankbar sein, dass wir nicht alles bekommen, was wir verdienen.

Posted : 21/01/2023 4:22 pm
ScottM
(@scottm-2)
Eminent Member
Topic starter answered:
RE: Poor first layer and corner lifting

Hilbert Curve pattern looks worse. I lower Z a bit to increase the squish. First layer filament width is 3x height, so it should be good. I lowered first layer speed to 15 mm/s but I still get a raised corners, even after cleaning with soap and water and isopropyl alcohol. I also ran a full calibration. I think there are probably small areas of the bed that aren't level. I did see a post once about a program that can micro map the surface for better adjustments, but I don't remember where I saw that.

Posted : 21/01/2023 8:56 pm
Neophyl
(@neophyl)
Illustrious Member
RE: Poor first layer and corner lifting

That is nowhere near squished enough.  Then again nether  was your first layer in your original pics.  Get it down more.  Should look like this -

Posted : 21/01/2023 10:25 pm
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