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More Stringing with heigher extrusion width?  

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Armin
(@armin)
Eminent Member
More Stringing with heigher extrusion width?

Hi,

I want to optimize my print with PETG for overhanging models. Therefore I reduced mit layer height and increased the extrusion width. 

Layer height = 0.15 -> 0.1
Extrusion Width = 0.45 -> 0.5

Before I reached ~ 65-70° and now ~ 70° but unfortunately with more stringing.

Rectration: 2.5mm
Retraction speed: 50mm/s
Rectract amount before wipe (Coasting): 50%

Filament Temp: 200°C (210-230° recommended)
Extrusion Multiplier: 0.95

Cooling 80%
Speed: 45mm/s
Travel: 180mm/s

1.) Does Prusa Slicer automatically adjust the Flow Rate if changing the Extrusion Width, Layer height or Speed?

2.) Does a heigher Extrusion Width means more pressure on the deeper layer and more contact to the filament and so more stringing?

Thanks...

Napsal : 27/10/2022 12:15 pm
cwbullet
(@cwbullet)
Member
RE: More Stringing with heigher extrusion width?

Interested and subscribed to see if you get an answer.  

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3D Printer Review Blog

Napsal : 02/11/2022 10:11 pm
Robin
(@robin)
Noble Member
RE: More Stringing with heigher extrusion width?

As for 1) this may be the info you are looking for https://manual.slic3r.org/advanced/flow-math or in short: yes

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Napsal : 04/11/2022 4:11 pm
Armin
(@armin)
Eminent Member
Topic starter answered:
RE: More Stringing with heigher extrusion width?

Thanks and what do you mean to 2.)?

Napsal : 30/12/2022 4:25 pm
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