Questions tagged [underextrusion]

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Why Does My 3D Printer Stop Extruding PLA?

I have an Ender 3 V2 which is around 6 months old. Recently, extruding slowed to an almost complete halt seconds into a print for no apparent reason. The extruder works perfectly when extruding ...
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35 views

Printed line is thinning near the end before it proceeds to the next "loop"

I'm coming back to printing after almost a year of hiatus. Sliced a new model with the latest Cura 5. I noticed my brim lines are thinning out or under extruding or Z height lowering near the starting ...
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2 votes
2 answers
134 views

Missing filament at Z seam

The object on the right is a basic C channel, the outer surface should be smooth but the first ~5 mm of filament is missing after every layer change. In this example, the missing filament is ...
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  • 141
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Curious case of Ender 3 Pro extruder skipping/clicking causing underextrusion after moving the printer to another location

I've been using Ender 3 Pro (my first printer) for almost a year and until a month ago it was working perfectly (there were some hiccups but nothing I couldn't handle in a day or two). A month ago I ...
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2 votes
2 answers
305 views

Under-extrusion halfway into print - Dremel 3D45 -PETG

NEW UPDATE BELOW I am having trouble finding the cause for this under-extrusion at start/end of each layer. Something changes halfway into the print creating a visible seam at some specific layer ...
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1 answer
42 views

Problems with underextrusion

I have a problem with, what I think is underextrusion (see attached photos), but I'd like to ask you If my assumption is correct. If it is underextrusion could you advice me which slicer settings ...
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2 votes
1 answer
44 views

Prusa i3MK3S+ layer skip with polycarbonate (overheating?)

On the last couple of polycarbonate prints with my Prusa, one or more layers have been completely skipped (i.e. no material extruded). The rest of the print is fine save some minor warping. I'm ...
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1 vote
0 answers
43 views

What causes inconsistency of sizes?

I printed this hook that must have 2.8 mm thickness of all walls: But actual sizes differs: And I think this is a reason why the 3.0 mm wall has a gap. Printed with Monoprice Select Mini v2, nozzle ...
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2 votes
1 answer
106 views

Ender 3 Pro: Flow rate drops after time

I have to set my print flow setting extremely high (up to 180 % and more) as otherwise, I get an under extrusion. I have also noticed that from time to time I have to update that setting to an even ...
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0 answers
64 views

Weird lines in the print at specific heights

I recently upgraded my Ender 3 printer with all metal extruder and upgraded my mainboard from 4.2.2 to 4.2.7 silent board. I also added a Creality touch sensor for auto bed leveling. Before these ...
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1 vote
1 answer
145 views

Massive blobs/under extrusion/"pearl necklace" only after first few layers (Ender 3 V2)

I am struggling with a problem. In short: I have managed to set up my Ender 3 V2 in such a way that the first few layers print (almost) perfectly, but after the first few layers (do not know exactly, ...
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2 votes
2 answers
128 views

Evenly spaced bulges and one spot of localized underextrusion

I am having two separate issues. One is specific to this particular model, the other is on all my prints, but more pronounced on 90° vertical walls. The first issue is a localized area of under ...
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184 views

Geeetech A10M extrusion issues

So I purchased a Geeetech A10M a while back and have never been able to get it to print right. I own two other Ender 3's and have been printing for about 4 years now. I fix most issues myself but this ...
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1 answer
77 views

Clearing persistent partial clog after printing nylon

My Prusa i3 MK3S printer experienced a partial clog last time I was printing with nylon. Although I've experienced clogs and partial clogs before, all the usual tricks I've tried have not worked this ...
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1 vote
1 answer
332 views

Inconsistent E-step calibration test results

My Ender 3 has been having intermittent under extrusion issues. Layers of good density alternate with weak mesh. When printing multiple objects at once, sometimes one will be almost entirely good, ...
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5 votes
2 answers
310 views

Patterned Under-Extrusion on Ender 3 Pro

I've had my Ender 3 Pro for a few months, and it's been working great. Then, after a failed print (the STL had extra seams, causing the print to get mangled), I've started having issues that I have ...
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  • 213
1 vote
1 answer
440 views

Ender 3 v2 layer skips

I am having some issues with my printer skipping/not extruding random layers of my prints. It happens a few layers in and sometimes doesn't even affect the entire layer. I have tried switching from ...
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3 votes
1 answer
94 views

Ender 3 extrusion not working properly

I got a new hotend for my Ender 3. When I start to 3D print a model, everything seems to be going well. After about 20 minutes or so the extrusion stops and the extruder motor can't push the filament ...
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  • 295
2 votes
1 answer
604 views

Ender 3 power problems, under-extrusion missing steps

My Ender 3 has started having problems printing. It does not seem to be getting enough power. I have cleaned the hot end, checked the PTFE tube seat, replaced nozzles. It is missing steps on the ...
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1 vote
3 answers
1k views

Ender 3 V2 under extrusion problems

Every time I start a print, midway during printing, my printer starts to under extrude. I tried lots of different models every time the problem occurs. What should I do about this?
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4 votes
1 answer
518 views

Can't print anything! Is this heat creep? (Detailed explanation & Photo)

I have bought an Ender 3 Pro in November. I loved 3D printing and even upgraded my machine to improve my experience. However, lately, I can't print anything due to an issue I can't seem to resolve. I ...
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2 votes
2 answers
241 views

Randomly underextruding/overextruding small part on CR-10

I am printing fairly cheap, but highly rated, PLA and not sure whether this is underextrusion or overextrusion; but it just looks bumpy and not clean. My settings: 195 °C at 60 mm/s bed temp 50 °C 0....
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2 votes
1 answer
431 views

Ender 3 v2 printing problem [closed]

Last week, my printer worked really well, but after a print it started having some printing problems. The printer stops extruding mid-print or under extrudes. After this happened, I leveled the bed ...
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1 vote
2 answers
491 views

Stringy first layer (possible extruder issue?)

This is my first 3D printer so I'm not entirely sure what could be the cause of this issue. I recently got a SUNLU S8 3D printer and have been trying to print the first test file, however, the layers ...
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1 vote
1 answer
232 views

Air printing/jamming midway through raft creation

For a school project, my teacher gave me a brand new Longer 3D printer to create parts with. After one good job, the printer cannot get past the raft creation without air printing. The thickness of ...
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2 votes
1 answer
63 views

Direct vs Bowden Extrusion when printing in temperature fluctuating environment

I have a Bowden extrusion printer in my garage. (Printing PLA is smelly and is nothing I want to be exposed to for an extended period of time!) I enclosed the printer within a plastic sheet housing to ...
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2 votes
0 answers
89 views

Is there a possibility to add variable extrusion width to models with different wall features? (Simplify3d)

I've got a problem with the new "thin features" -solution in S3D. The model I want to print has some tapered thin walls, but also some thicker parts. I want to use this option for filling ...
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2 votes
1 answer
519 views

Top layer and walls have gaps even with 120 % flow (Cura)

I'm printing with Geeetech A20 printer, PLA. I've started printing the same test piece while changing the following parameters: Temperature from 215 °C to 195 °C (lowering by 5 °C on each print) Flow ...
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0 votes
0 answers
425 views

Under-extrusion near the seam

I have an FLSUN QQ-S Pro and I'm trying to print a part consisting only of thin walls with PLA. I'm using Cura 4.8.0, "FLSUS QQ-S" profile. Unfortunately, near the seam there are signs of ...
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1 vote
1 answer
57 views

Ender 5 Underextruding

Recently I cleaned up the bowden tube and the nozzle, after that I noticed the 3D was underextruding because the walls of the prints were weak and the first layer didnt adhere on the bed. I watched ...
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0 votes
0 answers
772 views

Under extrusion on one side, but only while printing support material

Trying to print a bracket for pliers, however the support material on the left side always fails by under extruding. The model is left-right symetrical, so the support is the same for both sides. ...
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0 votes
1 answer
171 views

Extreme under extrusion Ender 3 Pro

I'm having some severe under extrusion and I cannot figure out what's going on I replaced the extruder with the all metal one I've also replaced all the Bowen fittings and the tube with Capricorn ...
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0 votes
3 answers
276 views

Under extrusion

I have a Prusa i3 3D printer and am using Slic3r for slicing. I've noticed that my extruder is underextruding. I've correctly set the nozzle diameter and the filament diameter and I've already tried ...
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2 votes
2 answers
48 views

CTC i3 Y-axis thin / no filament deposition

I have this CTC i3 printer; when I print square test prints, as it moves along the Y-axis back to zero (front). It extrudes lines but very thin or none at all. But opposite direction along the Y axis ...
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1 vote
2 answers
3k views

Creality CR-10 problems with extrusion while printing

I have an extrusion problem with my creality CR 10 3D printer while printing. I am using a standard 0.4 mm nozzle with a 1.75 mm diameter PLA and I use Cura as my slicer. This printer ...
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4 votes
1 answer
864 views

First 3D print made up of diagonal strands

Just got a Creality Ender 3 yesterday. Set it up and ran the dog test print. Photo below. I used the sample filament that came with the machine. I'm not 100 % what kind it is, but assuming it is ...
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4 votes
1 answer
592 views

Ender 3 underextrusion

I am a beginner in 3D printing and recently bought an Ender 3. With the filament included in the package, my first print ever was flawless. However, after the first print, I tried printing with ABS, ...
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1 vote
1 answer
218 views

Monoprice select mini underextrusion?

Can someone please review the picture and tell me things to try to fix, the threads are full of little gaps. The layers that are solid, below the threads have a tiny bit of space between them. Is it ...
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1 vote
2 answers
532 views

CR10 V2 under extruding and heating up too quickly

The heater cartridge on my CR10 V2 broke so I ordered a new one(12V). After replacing it the new one heats of very quickly past the target temperature and the slowly decreases to the target. Once it ...
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5 votes
1 answer
1k views

Print failing at random, resulting in a "hairy" mess

TL;DR; My initial answer fixed the problem for a while, but it still persists occurring... (see update 2 below) Original question body: Print fails at random resulting in a hairy mess although I: ...
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0 votes
2 answers
267 views

Strange stringing-like activity when printing face shields

I'm printing stacked Prusa COVID-19 face shields on a modded Ender 3. It works fairly well until the second layer of masks, where we get this weird effect that's kind of like stringing. It looks like ...
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3 votes
1 answer
5k views

Ender 5 Pro print quality issue

I got my 3D printer from Creality 1 day ago. My dog off the SD card came perfectly, Benchy was also printed almost flawlessly. I used standard Benchy settings on all my prints. Now I tried making a ...
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2 votes
2 answers
1k views

Bizarre Underextrusion Issue

Printer: SecKit Go w/ BMG/v6 and SKR v1.3/TMC2130 Drivers Slicer: Simplify3d or Cura (problem is much worse in Cura?) Long story short - after getting this printer running, I have noticed that it ...
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1 vote
2 answers
719 views

Partial underextrusion in walls

I'm facing weird "pillars" of underextrusion on outer walls of my XYZ test cube. On the pictures below I`ve printed PLA test cubes with a 0.4 mm nozzle, 0.2 mm height and 210/50 °C ...
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2 votes
2 answers
783 views

Top layers failing/underextruding on Creality CR-10

For some reason the only the top layers keep failing or underextruding on my prints, for no clear reason. Here are my settings: Slicer: Simplify3D Filament: 1.75 mm Black PLA from Filamentive ...
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5 votes
1 answer
765 views

Weird temperature graph and thermal runaway protection triggered

I woke up this morning with my 20 hour long print failed around 15 hour in. I checked the octoprint console, and saw a very weird temperature graph. Later found out thermal runaway protection kicked ...
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1 vote
2 answers
572 views

Printer extrudes too little filament at beginning and end of extrusion

I've bought a new type of filament (GreenTEC Pro Natural) for my Anycubic Mega i3 to print some food-safe cookie cutters. Now I have changed the print settings to an extruder temperature of 210 &...
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2 votes
2 answers
391 views

Problems with under extrusion and clogs on CR-10

I've asked a question before on the extruder gear clicking on my CR-10, but I'm certain its because of the nozzle getting clogged for some reason. I'm using a standard 0.4 mm nozzle with white ...
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5 votes
2 answers
2k views

Under extrusion... sometimes

You can see small gaps in the print which looks like under extrusion (see image below). What is the reason for that? I've tried smaller retracting distances. Temperature looks stable. Print settings:...
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2 votes
0 answers
230 views

Walls are sometimes porous

I have a Tronxy P802E, which works pretty well for me. I currently use Ultimaker Cura 4.1.0. However, I occasionally get a weird problem where the walls in certain parts of certain prints will be ...
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