Stuttering Extrusion near skins

Hello again,

I’m facing some weird pulsating / stuttering extrusion in the near of skins. I tried to eliminate them using all circular surfaces, but that’s not the problem.

You can hear it in the Video I uploaded and see the results on this picture. I also added the gcode.

Please help!

Lager_Rolle_Custom_cooling_mod_regular_2021-02-06_19_48.gcode.zip (425.5 KB)

Did that happen before you did the cooling mod?

I dont know. I think ist has not to do with it

Honestly it could just be in the model itself, if it was generated at a lower quality with bigger polygons

i have it happen now and then and usually thats what i find

trying to preview it on simplify3d i think i do see this

its hard to tell at this size and i cant really scale it to look further.

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Yeah, you have been right. It’s the model -
I see ghosts where there aren’t any.

It was a bit weird because in the middle the problem was gone, and at the top layers it happened again.

Now with a stl exported in ‘fine’ mode, the print flow is okay, no stuttering and pulsating.

Thanks moose!

sometimes it’s that easy :smiley:

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