Print Settings::First layer speed
 
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j3270
(@j3270)
Utenti
Print Settings::First layer speed

Hello,

IDK if this is a bug or more likely my misunderstanding of the help text for the first layer speed.

I have been manually slowing my printer down for the first layer to 80% using the encoder wheel.  I thought that was silly and there was probably a way to tell the printer when I slice.  Sure enough there is.  However, when I type in 80%, which based on the help text I should be able to do, the printer moves really fast, not slower.

I am entering what I want the wrong way? 

If I use an absolute value of 16 giving me 16 mm/s per the help text I get the desired result.

The default value is 20.

Thanks in advance.

Questa discussione è stata modificata 3 months fa da j3270
Postato : 23/08/2024 5:32 pm
BaconFase
(@baconfase)
Reputable Member
RE: Print Settings::First layer speed

80% on the rotatory is 80% of 40mm/s (default first layer speed, for the XL) -> 32mm/s

Setting 'First layer speed' to 80% in the slicer is 80% of 140mm/s (default solid infill speed, for the XL) which is 112mm/s

If your machine's default first layer speed is 20 and you want 80% of that then inputting 16mm/s would be correct.

 

XL-5T, MK3S MMU3 || GUIDE: How to print with multiple-nozzlesizes do read updated replies || PrusaSlicer Fork with multi-nozzlesize freedom || How Feasible is Printing PETG for PLA supports on XL very

Postato : 24/08/2024 2:43 am
Neophyl
(@neophyl)
Illustrious Member
RE: Print Settings::First layer speed

First layer speed when used as a percentage is based on the speed of the feature its printing.  So 80% of the external perimeter speed, 80% of the perimeter speed, 80% of infill speed etc.  

Postato : 24/08/2024 9:50 am
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