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Can I fix this 2mm banding pattern on my prints?  

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Dave H
(@dave-h)
Active Member
Can I fix this 2mm banding pattern on my prints?

I was wondering if anyone could help me with this. Can I get this dialled out?

On surfaces aligned with the horizontal (both X and Y) axis, I get what looks like a tooth/timing belt pattern. The pattern is regularly spaced at 2mm apart. 

My Mini is only a few months old and this pattern has always been there but I've only recently noticed as I've switched to printing using the Prusa jet black PETG which is shinier than the PLA I've been using till now. 

Any thoughts?

Click for gif

This topic was modified 3 years ago 2 times by Dave H
Posted : 26/04/2021 12:33 pm
Dave H
(@dave-h)
Active Member
Topic starter answered:
RE: Can I fix this 2mm banding pattern on my prints?

Also worth noting it's 15% gyroid infill on the standard PrusaSlicer 0.2 quality settings.

Posted : 26/04/2021 1:45 pm
Dave H
(@dave-h)
Active Member
Topic starter answered:
RE: Can I fix this 2mm banding pattern on my prints?

Seems to be related to this, 

https://help.prusa3d.com/en/article/extruder-linearity-correction-calibration_2254sha

Posted : 26/04/2021 9:21 pm
Oxygen
(@oxygen)
Reputable Member
RE: Can I fix this 2mm banding pattern on my prints?

how many parameters (walls) do you have -- it could also be that if you increase the number from 2 to 3 you'll loose the problem

It could also be that if you designed the part in TinkerCAD (for example) you did not have enough elements in your circular object.

Mini with FW:4.4.1 + SuperPINDA + Bondtech Heatbreak + PC4-M8 couplers + 1 piece boden

Posted : 27/04/2021 8:47 am
Dave H
(@dave-h)
Active Member
Topic starter answered:
RE: Can I fix this 2mm banding pattern on my prints?

I've designed the parts in Fusion 360 - it's not actually circular that's a flat side that curves around. it happens on all surfaces horizontal  X/Y surfaces.

It's using the default 2 perimeters. 

Posted : 27/04/2021 9:38 am
Dave H
(@dave-h)
Active Member
Topic starter answered:
RE: Can I fix this 2mm banding pattern on my prints?

Could be a complete coincidence, but today a grub screw from the x-axis motor fell off and jammed a print. Will post if there is any observable improvement.  

I doubt it as it was printing fine till the moment it broke! 

This post was modified 3 years ago by Dave H
Posted : 28/04/2021 10:21 pm
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