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18 votes
Accepted

In Cura, can I make my top and bottom layer be all perimiters?

I found the answer myself just after posting - I'm posting it because it might be helpful to other Cura novices. There is a setting for this, it's just that it's not shown by default. In print ...
N. Virgo's user avatar
  • 1,595
15 votes
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Why is it conventional to set line width > nozzle diameter?

There are several things at play that can make a wider line nice to have: First layer adhesion Due to some filaments having serious struggle to get the first line or layer stuck to the bed, it can be ...
Trish's user avatar
  • 22.1k
14 votes
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Where is a reputable place to download Ultimaker Cura?

The answer to your question is: "From the application developer itself!". Below is the explanation how you can (directly) download Ultimaker Cura from the most reputable source: Ultimaker....
0scar's user avatar
  • 36.1k
14 votes
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Is there a way to save a multi part print if one fails?

If you use the OctoPrint print manager, you can exclude regions to be printed using the Exclude Region plugin. The description states that it can be used to rescue partially-failed prints: The intent ...
Mick's user avatar
  • 3,180
13 votes
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Trouble printing small thin pole

Basically, you print too hot (and fast) without enough cooling. The deformed small pin in your image is a perfect example of depositing new layers onto too hot (not cooled down enough) prior layers. ...
0scar's user avatar
  • 36.1k
13 votes
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A vertical scar on the print surface, what is the name of this problem?

This is the Z-seam, or just "seam". It's a consequence of the fact that the extrusion of each layer has to start and stop at some point rather than being a continuous path for the whole ...
R.. GitHub STOP HELPING ICE's user avatar
12 votes
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Cura: set z-offset

You can trick the printer into applying an offset using the G92 command: G0 Z0 G92 Z0.1 First, we move the nozzle to ...
Tom van der Zanden's user avatar
11 votes
Accepted

How is the E argument calculated for a given G1 command?

Basically, all movements are (small) straight lines, the volume of a straight line is easily calculated as you already guessed. To calculate the volume to be extruded you multiply the following ...
0scar's user avatar
  • 36.1k
11 votes

Why is it conventional to set line width > nozzle diameter?

Shouldn't a 0.4 mm nozzle create a line of plastic 0.4 mm wide Not necessarily. Due to a phenomenon known as die swell extruding plastic through a 0.4 mm nozzle, the line of plastic ...
Tom van der Zanden's user avatar
11 votes
Accepted

Print came out like a wafer

The phenomenon you experience is called under-extrusion. Under-extrusion is the effect of extruding lesser filament than required for the print. The result of under-extrusion (depending on the amount ...
0scar's user avatar
  • 36.1k
10 votes
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How to build CuraEngine?

I'm assuming you actually want to build Cura, rather than simply install Cura. If you instead want to install Cura, you can try sudo apt-get install cura-engine ...
Kye W Shi's user avatar
  • 216
10 votes
Accepted

Why is the bottom of my part not smooth

Your nozzle is too far from your bed. The first layer isn't squished down sufficiently, resulting in these gaps. If your first layer looks like this, you should cancel your print and adjust the bed. ...
Tom van der Zanden's user avatar
10 votes

Print only part (fraction) of a model

The latest version of Ultimaker Cura can do that (version 3.6). I have built models made of different material in the same model. How to do this is: Select your CUBE and select the icon "Per Model ...
mardocheo's user avatar
  • 101
10 votes
Accepted

Settings for vase mode in Cura?

Vase Mode changed the name in some version before 3.5. Now you can achieve this with 2 modes: "Surface Mode" and "Spiralize Outer Contour". To turn it on do this: Choose the Custom setting menu on ...
Trish's user avatar
  • 22.1k
10 votes
Accepted

Writing G-code: Audible Alert at end of print

Let's put the parts one by one: Wait for bed temperature being at 30 °C: M190 R30 Play Bleep for 1/5th of a second: ...
Trish's user avatar
  • 22.1k
10 votes
Accepted

Simultaneous heating of extruder and bed at start of print

This can be achieved with start G-code adaptations, this requires no software changes. Cura, and most slicers, have the ability to use placeholders (basically variables or maybe better: constants). ...
0scar's user avatar
  • 36.1k
9 votes

Seemingly random lines on the surface

This is the result of travel moves passing through/over the top surface. The combing setting can prevent this type of move (for walls, infill or top), and z-hop can avoid making any mark during these ...
Sean Houlihane's user avatar
9 votes

Danger in 3D printing over a lithium ion battery

I would have to see your design to comment more but why not just change your model with the lid or top that can be either fused on later or attached in some other fashion? It is possible to turn off ...
Aaron Havens's user avatar
9 votes
Accepted

Danger in 3D printing over a lithium ion battery

There is an option to directly insert extra commands at a specific Z height, no need to enter them manually. That said, it is a bad idea to turn off the heated bed while printing, because this will ...
Simon Richter's user avatar
9 votes
Accepted

Writing G-code : swiping at start of print

The lazy way: Skirt/Brim With my TronXY X1 I learned pretty fast, that this first bit of extrusion on an unheated bed can totally mess up the first layer by being just in the way, as explained in the ...
Trish's user avatar
  • 22.1k
9 votes
Accepted

Test print coming out spongy

It turned out I had the wrong filament size set in Ultimaker Cura. Fixing this resolved the issue.
ScottishTapWater's user avatar
8 votes
Accepted

Cura 2.4 missing "split object into parts"

I don't think this feature was implemented at all with Cura v2.x. As the developers say on the v2.1 release, "Cura has been completely reengineered". Finding proper changelog documentation appears ...
Eagl3's user avatar
  • 319
8 votes
Accepted

Slicing problem - Slic3r prusa

It's a nozzle size issue. The model contains a lot of details which is really challenging to print with a 0.4 mm nozzle. A big nozzle is just not able to print such fine details. You should ...
amra's user avatar
  • 1,941
8 votes
Accepted

How to set the Z home offset

It is preferred to get the distance correct by hardware changes (leveling screws). But it is possible to do it with software. You can not only change the Z offset in the slicer or in the configuration ...
0scar's user avatar
  • 36.1k
8 votes
Accepted

Move print bed to front at the end of a print rather than the back

Note that this reference states that: Because the behavior of G28 is unspecified, it is recommended not to automatically include ...
0scar's user avatar
  • 36.1k
7 votes
Accepted

Are self intersecting meshes dirty from a 3D printing perspective?

Self intersecting meshes are considered dirty, yes. The reason you haven't had trouble before is probably that the software you were using was cleaning your mesh for you, behind the scenes. Generally ...
Marviel's user avatar
  • 148
7 votes

Cura: set z-offset

For Cura 3.1(?)+: Install the plugin: Menu / Plugins / Browse Plugins... / scroll to "Z Offset plugin" <-- Install Configure the setting: ...
Saran's user avatar
  • 171
7 votes
Accepted

Under extrusion with Cura 3.1

Some users have reported upgrades to Cura changing the filament size to the default 2.85 mm. If you are using 1.75 mm filament (which most printers do), you will get extreme under-extrusion.
Mick's user avatar
  • 3,180
7 votes

Show the time index in Cura Layer View playback

These estimates tend to be very approximate, even if Cura has the accurate acceleration values for your firmware. An error of 100% is not unusual. What you probably want is an alarm at a specific ...
Sean Houlihane's user avatar
7 votes
Accepted

Extruder doesn't retract on inner wall lines thereby causing stringing

Cura has a setting called Combing that is enabled by default. This stops the printer from retracting if the travel is contained within the walls. It does this to ...
Perplexed Dipole's user avatar

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