Print speed is way lower than configured
 
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Bernd S.
(@bernd-s-2)
New Member
Print speed is way lower than configured

I've set all speed parameters to 100mm/s in PrusaSlicer:

After slicing, the whole print is set to 20mm/s speed.

For this ringing tower I of course need a much higher speed. How can I do that with PrusaSlicer?

Best Answer by Neophyl:

Its as I thought, its the filament cooling speeds.  Just change Slow Down if Layer print time is below to 5 seconds instead of 20 and the speed jumps up to 100mm/s

Even at 100mm the volumetric is only around 8mm cubed a second.

Postato : 13/04/2023 9:40 am
Neophyl
(@neophyl)
Illustrious Member
RE: Print speed is way lower than configured

Several things could be causing it.  Without a zipped up saved PS project file (File>Save Project As) .3mf we cant know for sure.

The common reasons are - volumetric flow rate, this can be set in the print or filament profiles and acts as a cap on all extrusion speeds (lowest configured value is used).
- Filament cooling settings, particularly the slow down if layer time less than xx setting.  This one catches LOADS of people out.
- limits for acceleration either in machine settings or the print profile being used.

If you want further help then the project file is going to be required.

Postato : 13/04/2023 9:46 am
Bernd S.
(@bernd-s-2)
New Member
Topic starter answered:
RE: Print speed is way lower than configured

Hi, thanks for your help. I have attached the zipped up project: MyRingingTower

Postato : 13/04/2023 10:16 am
Neophyl
(@neophyl)
Illustrious Member
RE: Print speed is way lower than configured

Its as I thought, its the filament cooling speeds.  Just change Slow Down if Layer print time is below to 5 seconds instead of 20 and the speed jumps up to 100mm/s

Even at 100mm the volumetric is only around 8mm cubed a second.

Postato : 13/04/2023 10:22 am
Bernd S. hanno apprezzato
Bernd S.
(@bernd-s-2)
New Member
Topic starter answered:
RE: Print speed is way lower than configured

That solved it. Thank you 🙂

Postato : 13/04/2023 2:41 pm
Neophyl hanno apprezzato
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