Questions tagged [ultimaker-cura]

Questions about the slicing program called Ultimaker Cura.

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2
votes
1answer
6k views

Ender 3 seemingly speeds up too much on straight long shell lines

After few good prints with my new Ender 3, I noticed that prints with longer shell straight lines (> 5 cm) have extrusion problems in the middle of those lines. I figured that this might be ...
6
votes
3answers
18k views

How to set the Z home offset

I have what I thought would be a simple question. I don't have an auto leveling probe, I do my leveling manually with 4 screws and a piece of paper (I measured the thickness to 0.1 mm). For the ...
4
votes
1answer
1k views

Ultimaker Cura not always telling extruder to retract when traveling

I'm having a problem with Ultimaker Cura (v3.4.0) where it doesn't always tell the extruder to retract when performing a travel, which causes the hotend to leave a "trail" as it's moving and not start ...
2
votes
1answer
691 views

First move after Start gcode, to start position (but before printing) is way too fast

I have a delta printer. The problem is that after the start gcode is executed and the extruder head is 15 (Pic: x0) mm above the center of the plate, the first move towards the start (x1) of the ...
4
votes
1answer
379 views

Cura 3.5 doesn't launch repeatably

When I was notified by Cura that 3.5 was out, I looked at the changelog, and I installed the new version. It worked normally for a time, until once when I went to launch it and ...
5
votes
2answers
495 views

Compensating for smaller extruder gear [duplicate]

Assume somebody has a Monoprice Maker Select and has changed from the original brass extruder gear to a D4 Plus one, which is slightly smaller (10.6 vs 10.9 mm outer diameter). This person might be ...
4
votes
1answer
313 views

Under extrusion, looking for specific information

Have a Monoprice maker select with a Micro Swiss hotend, and am using Cura IIIP. Edit: plus Janbex PLA 1.75mm filament. Trying to print a Pi camera mount, but am getting (I believe) under extrusion, ...
5
votes
2answers
2k views

PETG filament doesn't stick reliably to fake Buildtak surface

I just got my first spool of PETG and tried to calibrate an Ultimaker Cura profile for it on my Ender 3 today with limited success. I've had severe issues with the filament not sticking to the build ...
5
votes
3answers
604 views

Strange walls/faces when importing self made model from Blender to Cura 3

I wanted to create a coin stacking device similar to this one: https://www.thingiverse.com/thing:499177 But I wanted to only 3 coins, 5c, 2c, and 1c. Unfortunately the STL came in pretty messy after ...
6
votes
2answers
3k views

Monoprice Select Mini V2 retraction/stringing problem

I have a Monoprice Select Mini V2 and I’ve recently been having issues with little strings that are thick and sturdy sticking off of models: I used Ultimaker Cura v3.4.1 to slice this model: Basic ...
4
votes
2answers
997 views

How to remove unwanted filament trails from sharp corners

I'm a 2-week newbie at 3D printing, working on a new Qidi Xpro machine (that is solid and one that I like). So, I do not want to believe that this issue is caused by my printer itself. I'm hoping that ...
11
votes
4answers
16k views

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

I recently became curious about the Line Width setting in Cura and why one might change it if they aren't using different size nozzle. Since I've gotten my Ender 3, I've always kept the line width ...
2
votes
1answer
75 views

Cura acting REALLY sluggish all of a sudden

I've been using Cura on my computer for a while now, (at least a month) but all of a sudden the entire interface has become noticeably sluggish. Whenever I scroll through the profile parameters list ...
3
votes
2answers
865 views

(Cura setting) How can I fix this? No top layer

problem solved by resetting cura. I have problems like this: How can I fix this? I can't find the right setting. Also, what are these yellow lines? Do you know how to remove them? They disappear ...
7
votes
1answer
398 views

Slicing problem - Slic3r prusa

I'm trying to slice this model: https://www.shapeways.com/product/VVNUVZ6JL/dread-warrior?optionId=66361748&li=user-profile I'm using a .4mm nozzle and .1mm layer height. When using slic3r some ...
5
votes
3answers
9k views

Strange layer separation issues on Ender 3

I got my Ender 3 a couple weeks ago. Within a couple days of test prints, I was able to get it working pretty well. Prints looked great. However, I installed a more permanent solution to my X-Gantry ...
4
votes
2answers
291 views

Show the time index in Cura Layer View playback

Cura has a layer view feature that lets you watch a simulation of the extruder head as it lays down material at each layer. Is it possible to get Cura to show a time stamp as it does this? That would ...
7
votes
4answers
196 views

Does Cura have an algorithm for any infill percentage or does it just have specific patterns?

Looking in the Cura interface, I can set any whole number 0-100 for the infill percentage. Does Cura have an algorithm to calculate a pattern for any of those possible values, or does it have a few ...
4
votes
1answer
1k views

Can I use a 0 mm top layer thickness in Ultimaker Cura to create an open box?

Let's say I'm modeling a simple open-top rectangular box to slice via Cura for printing. Normally I would set up a solid box of the size I want in the modeler, and then subtract a slightly smaller box ...
4
votes
2answers
186 views

Cura confused as to what's touching the buildplate?

I'm very new to 3D printing, but so far I've been able to print a couple things off Thingiverse without issue. However, as I'm trying to print another part, I've run into a situation where Cura is ...
5
votes
2answers
946 views

Where is a reputable place to download Ultimaker Cura?

I noticed that my version of Ultimaker Cura was out of date, so I tried to go to their website and download a new version. For whatever reason, I could not get the download link to work properly in ...
4
votes
1answer
778 views

Adjusting Z-axis (Monoprice Maker Select)

Have a Monoprice Maker Select v2 and have recently changed to an Anycubic Ultrabase glass plate. In Cura, the model I am printing is in the middle, as shown here: but the printer puts it around 2/3 ...
5
votes
2answers
674 views

Multiple unattended prints using extruder to sweep build plate?

I read something the other day about a guy who found a way to knock over completed prints with the printer head itself, then slide them to the edge of the build plate, where they fall into a box/...
7
votes
5answers
20k views

Writing G-code : swiping at start of print

Ok, I did it, I ordered myself an Ender-3, a genuine 24V e3D hotend, inductive sensor and some better tubing/clamps to cope with the problem the CR10/Ender line has occasionally. But now I need to ...
3
votes
2answers
971 views

Cura slicer, enforce Z move before layer change

I am slicing with Cura and Slic3r and one important thing that I recently took my attention is that cura positions head in start point of the new layer and then lifts the nozzle. That caused my few ...
2
votes
2answers
736 views

Gaps in Cura's Slicing for Monoprice Select Mini V2

Why does this happen (circled in red), and how can I fix it? It is making my prints come out horrible. Not shown in the picture, but the option "Coasting" was Enabled: Coasting Volume 0.064 mm3 ...
4
votes
1answer
677 views

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

I'm working on building a tool to generate G-code (a simpler slicer), and I'm trying to calculate how much filament should be extruded per movement. Is there a standard calculation for this? ...
6
votes
3answers
4k views

Can't connect Cura to my Anet A8 on OSX 10.11.6

I finished the mount of my Anet A8, tested everything and apparently it was ok. I installed the driver that came with it, CH341SER_MAC, turned on the printer, ...
5
votes
1answer
1k views

Flashforge Dreamer not able to read Cura created G-code file

I'm using a second hand Flashforge Dreamer with ABS filament and Cura as slicer. The Flashforge Dreamer cannot read the printing (G-code) file Cura creates, I think due to not knowing what the ...
4
votes
3answers
236 views

Cura printer settings for Alladinbox SkyCube 3D

I've just purchased an Alladinbox SkyCube 3D that I want to use to print board game miniatures and other fun stuff. However, the instructions do not give the settings I need to put into software like ...
8
votes
3answers
9k views

Print only part (fraction) of a model

I've made a 9H-printing model tonight, and only a little part of it failed (because a support dropped off). I want to reprint only that little part. How can I do that in Cura? How can I tell Cura to ...
6
votes
2answers
3k views

Getting bumps/warts on surface, Cura doesn't want to comb?

I have not been able to print smooth and round shapes using Cura 3.3.1 (or earlier) without bumps. I think they are seams? The filament is PLA. Combing is enabled, which I thought makes it so that ...
11
votes
6answers
2k views

Danger in 3D printing over a lithium ion battery

So I bought a Lulzbot Mini a couple months ago and finally downloaded Ultimaker's version of Cura... Boy... have I been missing out... One feature Ultimaker Cura implemented that I've been looking ...
2
votes
2answers
733 views

How to determine real printing speed (TEVO Tarantula/Cura)?

Recently I noticed that Cura always is giving me less printing time than the print itself takes on my TEVO Tarantula with Marlin firmware. The time difference is about 15 %, at requested 50 ...
9
votes
3answers
746 views

Platform support up to a certain Z height in Ultimaker Cura/G-code

Ultimaker Cura offers a platform support type of “touching buildplate” which enables the printer to only make a raft for parts of the object that should be touching the build plate. It also offers “...
9
votes
4answers
3k views

Seemingly random lines on the surface

I'm getting seemingly random lines scattered across the top surface of my prints: Printer: Anycubic i3 mega Slicer: Cura 3.2.1 Printer chosen in Cura: Prusa i3, Gcode flavor changed to RepRap Cura ...
7
votes
2answers
3k views

Tuning line width and flow compensation in Cura

I'm currently in the process of fine-tuning my cheap CTC i3 clone. I'm using Cura 3.1 for slicing. After calibrating the extruder steps, I wanted to optimize the line width and flow compensation ...
2
votes
1answer
55 views

Cura 3 speed selection

I printed thingiverse minion Dave and after 2 failed attempts (1st tore of from bed, 2nd had jitter at about 50%) I slowed the print speed down. The final result was amazing. However the reported ...
4
votes
2answers
4k views

Anet A8 Calibrated but print sizes are wrong

Anet A8 printer, Github Marlin, Repetier Host, Cura slicer Just setting up printer and printed 20mm calibration cube from Thingiverse. X,Y,Z & E not too far off but not quite right (centre hole ...
2
votes
1answer
312 views

Ultimaker Original+: print has lumps and small gaps are being filled

Brand new to 3D printing and have an Ultimaker Original + using PLA (2.85mm). The nozzle/extruder temperature is 200C and the bed/plate is 60C. I installed the Cura software on my Windows 10 box. I ...
2
votes
1answer
1k views

SerialException: 'WriteFile failed ([Error 22]…' Printrbot Simple Metal using Cura 15.04.6

Disclaimer: I have read about this elsewhere but haven't found a solution. Printer: Printrbot Simple Metal with heated bed Slicer: Cura 15.04.6 (also tried Cura 3.1) Printing software: Whatever ...
3
votes
1answer
172 views

Printer going wild mid print

Mid way through prints the print head will crash into the print, then crash into the bed, raise up about 3 inches, and start swinging back and forth over one part of the bed. I have had successful ...
3
votes
1answer
330 views

Z axis stopped part way through print

I got an Anet A8 for Christmas. I am trying to print a calibration tower and the z axis stops lifting at approximately 100mm. I checked that the gantry is able to travel along the full length of the ...
4
votes
1answer
583 views

Problems with support interface since cura 3.1

Since i updated Cura from 2.7. to 3.1. I have a really hard time at configuration and especially removing the support interfaces. The update automatically uses the settings from the old version, but ...
8
votes
2answers
3k views

Under extrusion with Cura 3.1

I upgraded from Cura 2.7 to 3.1.0 and I'm getting horrible under extrusion, I'm sure this is the software because I rolled back to 2.7 and everything is working fine again. My printing is a Robo3D R1+...
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, ...
4
votes
1answer
275 views

Using KISSlicer from command line on Linux?

Is there a way to use KISSlicer from the Linux command line? Or convert KISSlicer settings/profile to Slic3r/CuraEngine?
2
votes
2answers
2k views

Empty space in model is getting filled

I drew a fairly simple model in Google SketchUp. I exported it as an STL. I imported it into Cura and exported as gcode. Then I printed the model. All of the bottom layers of the model cover the ...
6
votes
3answers
1k views

Nozzle always “randomly” moves to 0 during print, then resumes

I recently bought an Anet A8 (https://pevly.com/anet-a8-3d-printer-review/). I've managed to get everything up and running, leveled the board, but am now running into a problem. At the start of the ...
4
votes
1answer
1k views

Where is the “slice” button in Cura?

I'm relatively new to Cura, having just installed it a few weeks ago. I have 3.0.3 and I'm running on Windows 7 64 bit. I noticed the auto slicing setting while poking around the settings. Auto ...