Questions tagged [print-quality]

Questions about troubleshooting and achieving certain print-quality. Please include photos of your problem, and also describe what the limits of your 'good' prints are.

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8
votes
1answer
8k views

What is retract speed & length?

On a 3D XYZ printer extruder, I found two terms I have no idea about: retract speed retract length What are these and why/how should they be set?
5
votes
1answer
147 views

Strange grooves with ABS

I am experiencing strange grooves in my ABS prints; with PLA everything is fine. Some layers seem to randomly overextruded and others underextruded. My parameters: Temp: 240°C Retraction Distance: 5&...
6
votes
4answers
3k views

What is causing the walls of my prints to separate?

I have been having an issue with certain portions of the walls of certain prints becoming separated from the rest of the model. It happens with smooth vertical edges. Specifically, this model, ID ...
8
votes
1answer
2k views

Why turning off model cooling for first layer?

I had few printing troubles for first layer yesterday (will certainly ask there as soon as I can take photos) but one of the things I've noticed is that the model cooling fan (the fan that is supposed ...
4
votes
2answers
80 views

Raw material for 3D printed injection mold

If I have to make an injection mold (for resin based raw material) using 3D printing, what raw material should I choose – PLA, ABS, HIPS etc.
2
votes
1answer
45 views

What are various types of supports required in slicing the CAD model?

Also, a visualization of the various types of supports required in slicing the CAD model is a plus. I'm just getting started with Rapid prototyping and I had no idea about that. Is there any type of ...
4
votes
1answer
1k views

How can I stop the flare out of the bottom layers?

On nearly all of my prints, my first few layers are flared out slightly. I'm using painter's tape for the bed, and the bed temperature is at 60 °C while the extruder is at 205 °C. ...
3
votes
1answer
747 views

How to create an accurate mask for a UV 3D resin DLP printer

The light of the build area of a DLP UV printer isn't evenly spread. The source of light is a 9 LED UV array. The light mainly falls of to the sides. This results in objects curing too much in the ...
3
votes
1answer
211 views

Print quality problem with M3D FDM printer

My model looks like this, does anyone know what's going wrong? I'm thinking that if the small object looks like that, it's probably because of the slicer? And how about the bottom part of the cube... ...
4
votes
2answers
895 views

Weird underextrusion in vase mode?

It's my first time printing in vase mode, and I noticed my printer underextruding badly. The settings have not been changed from default vase mode settings in slicer, and earlier I was printing non-...
6
votes
2answers
263 views

Is possible print this level of detail?

I'm new at 3D Printing. I made a model of what I want to print using blender, but it's really small with a little system that must be very precise to work. What I have is like a hollow cylinder with ...
2
votes
2answers
1k views

Do more retracts lead to extruder jams

This print failed a couple of hours in. I was wondering if the nature of the print surface, with lots of retracts (similarly the previous print which was OK) might have contributed to the clog, or if ...
3
votes
1answer
241 views

Is there any setting that could allow me to print this overhang without support?

I've been asked to print a set of this: https://www.thingiverse.com/thing:2200026 I used Slicer with my default settings for my FLSun printer which includes support and 0.2mm layer height and that ...
4
votes
2answers
240 views

The bottom of the printed objects has waves after replacing the nozzle

I had a problem with my nozzle on my homemade printer. The problem was that the nozzle with a 0.4mm diameter wasn't putting out any plastic. I replaced the nozzle with a 0.2mm one and now the bottom ...
2
votes
2answers
47 views

reducing cross-sectional area

Some filaments suggest "reducing cross-sectional area" of the print. Is this referring to the vertical plane or horizontal plane? In other words, if I were to print a rectangular prism, would I want ...
4
votes
2answers
12k views

What causes “ghosting”?

I am printing some minion chess pieces for my teacher at school and on every model I have found something called "ghosting", or at least I heard that is what it is called. For example there is a strap ...
5
votes
1answer
218 views

What's the best printing technique to produce splints (a device to immobilize a body part)?

One of the most interesting field in which the 3D Printing is being considered is the fabrication of biocompatible devices and parts for a medical applications. For that I am interesting in knowing ...
10
votes
2answers
1k views

What is causing 'droplets' on first layer?

I recently changed filament and for starters it worked perfectly well, but quickly I got some problems with my first layer. It's like droplets are forming on the surface (finished item + 3 undersides):...
1
vote
1answer
90 views

Nintendo Cartridge Print?

I am trying to make a device with an old NES cartridge. If I were to take an already existing cartridge, I would need to make some precision cuts into the plastic and not sure where to get advice on ...
4
votes
3answers
388 views

Nozzle reducing flow as it comes close to finish layer

I've have observed that when the printer is finishing a layer, the flow of plastic through the nozzle starts fading out as it comes closer to the point of layer change. As an example, let's say that ...
11
votes
4answers
3k views

Under extrusion towards the end of the print

I have really strange problem. Thing is that my print (first layer) started ok, not good nor perfect but ok and everything was going well but then all of a sudden, near the end of a print, quality ...
8
votes
1answer
571 views

Getting started: shell passes not fusing in x/y, and a slanted wavy pattern on vertical walls

I'm trying to find the main reason(s) for the imperfections I'm seeing in printouts from my printer. It is an I3 clone from Folger Tech. I got this printer from a friend who used it to print a larger ...
6
votes
4answers
4k views

Why is my 3D printer over extruding when I have set the flow rate very low

Hello I am using Cura to slice my prints, and despite turning the flow rate to the minimum value of 5%, my prints are still hugely over extruding. I have calibrated the extruder stepper perfectly, ...
8
votes
1answer
7k views

How can I prevent my nozzle catching on my print?

I have created a budget 3d printer using parts of old computers, specifically I used the CD drive mechanisms for the x,y and z axis. This printer is similar to the curiosity E-Waste printer, as seen ...
4
votes
2answers
338 views

Printing starts well but then it breaks down, Anet A8

I'm printing a cylindrical piece but at any moment it breaks down. I tried it two times, both have break down in different place. I'm using a 1.75 mm PLA filament in my Anet A8. I'm using Cura 2....
2
votes
1answer
2k views

Anet A8 - first couple of layer are trash

I just got an Anet A8 and I'm pretty happy with it except for one small detail: All my prints start like this. I tried to : pre-heat the printer ❌ add a smaller height of the first layer ❌ I’m ...
3
votes
1answer
5k views

How to edit G-code created in Cura to begin printing at a specified layer height?

I have an issue with implementing a G-code to print a large 3D object using the Creality CR-10 printer. The print went well for over 30 hours but the filament broke off during the print and stopped at ...
2
votes
3answers
123 views

What can I do about a printjob in progress that starts to warp/curl on the edges?

I currently have a print job that is about 50% done, been running for 2 hours with 2 hours remaining. One side is curling/warping pretty bad, and I'm afraid there's no possible way this is going to ...
4
votes
4answers
262 views

Is it possible to 3D print shapes of atomic orbitals for a regular customer?

Disclaimer: I am not a professional 3D printer, so I'm not really familiar with how 3D printing works. I was thinking about trying to make a real life model of the atomic orbitals, to clearly see how ...
16
votes
2answers
3k views

How do I 3D-print fair dice?

As 3D printers become more and more reliable, their prints get better and better. But FDM printers do have their problems too: you print tiny ovals that smooch together at the edges, and infill makes ...
3
votes
2answers
1k views

Printing threads

I am re-writing this question because, well, it needs to be updated. I have the Anet A6, but in a general sense of things, what kind of threads can I produce before it no longer works?
2
votes
2answers
69 views

Cura going to 204C instead of 200C

So I started using Cura a few weeks ago, and when I print it goes to 204 Celsius instead of 200. It doesn't really affect my print quality but I just want to know if there's a fix for it. My printer ...
8
votes
5answers
9k views

Nozzle rubs on previous layers

I'm having a frustrating problem on my recent built custom 3d printer so every single print I made, from the third layer, the nozzle is "rubbing" on the already placed filament. This results in a ...
4
votes
2answers
209 views

Printed 2 Sided Object?

Apologies, I'm a EE designer and software guy. We've been CNC'ing prototypes, and my office just bought a very cheap 3D printer. I'm using Cura as recomended, and wanted to print a piece that has ...
4
votes
1answer
775 views

commandline remeshing and simplifying tools

I'm currently trying to remesh and simplify some protein structure models (very large) to reduce the file size of the STLs I need to print from. The raw file before manipulation is ~4.9GB. I'm ...
3
votes
5answers
1k views

What is causing this “ribbed” texture on my circular prints?

I am having this problem with my printer. It doesn't print smooth circular objects. The objects are typically "ribbed" or ridged... never smooth. I am not sure how to fix this. I have tried fixing it ...
9
votes
2answers
1k views

Delta printer distortion

I have make a little test with 4 dots aligned with A tower, B and C tower. Distance W and S are the same in the stl but not in the print. I have tried diferent values of diagonal root but S always is ...
3
votes
2answers
1k views

3d printer not printing circles correctly

I am having issue with my new printer it is not printing circles correctly although I have change firmware and stepping of motor advise if anyone know the solution.
1
vote
2answers
304 views

Is there a way to get more horizontal coverage out of “Vase Mode” in Simplify3D?

I like using "Vase Mode" (or single outline corkscrew printing mode) for quick nonfunctional prints, but it tends to leave gaps in horizontal or near horizontal surfaces. I understand why it does this,...
2
votes
1answer
146 views

What should I consider before buying a 3D printer?

I am currently looking to buy a 3D printer. I've done some research about which technologies and materials they use. I've seen some models seems good so far but my concern is 'Are they mechanically ...
4
votes
1answer
2k views

Correct amount of force on piece of paper when leveling bed

I am having some problems with bed adhesion and curling of the edges. Also my printer causes alot of stringing when creating the first layer, this can cause the print to let go of the bed and then it ...
4
votes
3answers
340 views

Help! 3D Printing Corals for Aquarium Decorations

We manufacture artificial corals for aquarium decorations. We are trying to use 3D scanning and printing to duplicate live corals. Please see attached photos, left is 3D printed model, right is coral ...
5
votes
2answers
1k views

What could be causing this spotty extrusion?

I'm getting this printing where it's not laying the plastic down very well. What could be causing this? I've printed with these settings before, and it turned out just fine. If you need any other info ...
0
votes
1answer
171 views

What is a good book to read about 3D printer settings? [duplicate]

I've google searched many forums, blogs, and articles about 3D printer settings. There is a lot of guess work. Most of the materials are of amateur technical quality lacking the keen and systematic ...
4
votes
1answer
2k views

Marlin acceleration issue on corners

I use Simplify3D to slice my prints, and I've set it to print everything with 4000 Acceleration and 50 Acceleration for outer perimeters only. Everything works fine, Marlin changes acceleration ...
-3
votes
2answers
184 views

Printer/Material/Setup recommendation for printing mechanical parts [closed]

I'm interested in printing small machine parts (gears, linkages, structural components) so I'm looking for accuracy and mechanical strength over speed and volume. I'm also somewhat concerned about ...
5
votes
4answers
1k views

Weird ripping and warping of ABS print

I print my ABS at: 240 °C; with a bedtemp of 80 °C; 5 % rectilinear infill; 0.25 mm layer height; 2 solid layers top and bottom; Fan is completely disabled; 0.25 mm extrusion width; 50 mm/s ...
5
votes
3answers
387 views

Help preventing warping while 3d printing with polypropylene

I am wondering if anyone can help me achieve a good 3d print using polypropylene. I am trying to print custom insoles for shoes and I'm getting some bad warping/lifting (see image). Some details ...
0
votes
3answers
375 views

Which 3D printer is good for beginners? [closed]

I was looking for some advice on which 3D printers are good for someone who is just getting into 3D printing? I have been looking at the Anet A8 on ebay but not sure if they are any good or not. ...
5
votes
3answers
787 views

After 1.5 hours of printing quality degraded

Testing my new Wanhao i3+. PLA plastic(Wanhao), basic normal quality settings in Cura (I guess 0.1 mm layer, 40 mm/s speed, 60c bed temp, 200c extruder temp). After 1.5 hours of printing quality ...

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