Questions tagged [slic3r]

Questions related to the software slicing engine called Slic3r

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6
votes
4answers
1k views

What determines print start location on the build plate?

I'm working with an older MakerBot Replicator clone, actually a Flashforge Creator 1, with original Creator firmware. I'm able to design objects, using Solidworks, and exporting the file as xxx.stl (...
7
votes
2answers
856 views

Why does my domed print have a thin shell?

I am making a "fun button", with a dome-shaped top. The vertical sides, top center, and raised lettering seem fine, but the more sloped outer parts of the dome are very thin, with some gaps and the ...
7
votes
3answers
2k views

What causes gaps in small region fills and how to prevent them?

I saw this cool Nuka-Cola bottle opener. I made it: As you can see, nasty gaps have appeared in the text. What could've caused them? I am sure I set the filament diameter correctly. So why did ...
5
votes
2answers
7k views

How to change E0 to E1 on Marlin 1.1?

I have the same problem as this person but I don't have those lines in my RAMPS.h file as seen here. I've recently burnt my potentiometer on E0 so the motor isn't ...
4
votes
1answer
171 views

How to correctly print an object with supports

I'm trying to print the following model in my Prusa printer using its Slic3r PE software. Ferment Air Lock In the comments of the model it says that the way to print is the with the filler opener ...
8
votes
1answer
1k views

Skipping Y-steps, only when using Ultimaker Cura

In order to find out why my printer sometimes skips Y-steps (always in the same direction) only in Ultimaker Cura, I am digging into the G-code to understand the problem better. However, thousands of ...
10
votes
2answers
8k views

How can I calculate volumetric speed for Slic3r auto speed?

I have noticed that Slic3r offers a speed setting called "auto speed" meant to give a constant filament pressure at the extruder, which I believe could eliminate filament grinding issues at higher ...
13
votes
4answers
6k views

Why do some models appear broken in slicing software?

In my slicing software (Slic3r) some of the vertices/walls of my model seem to have disappeared, so that the inside of the model - which should be solid - is visible, while the surface appears as a ...
10
votes
2answers
5k views

slic3r: Can I vary the infill percentage for different heights of my model?

How can I vary the infill percentage for different layer heights of my model? Context: The bottom part of my model needs about 20% infill. The geometry of the top part of the model (mostly cones of ...
8
votes
1answer
93 views

Cooling for big layers

There is an option in Slic3r to disable cooling for layers that take more than n seconds. What would be the disadvantages of having cooling on big layers ?
8
votes
1answer
6k views

First (bottom) layer has gaps

First off - I'm rather new to this and I might be on the wrong track altogether... I'm printing PLA using a simple DIY XYZ printer with a direct-driven extruder, 0.3 mm nozzle, 0.2 mm layer heights, ...
6
votes
2answers
652 views

Slic3r settings for flat slopes on top

I am having trouble printing a hollow object using Slic3r. On flat slopes on top, there are gaps that I cannot get fixed. The perimeters of successive layers just don't cover each other. Cura however ...
6
votes
1answer
991 views

Marlin menu navigation slow while printing

My Kossel Mini printer (delta) has RAMPS1.4/Arduino Mega electronics configured to use a standard 20x4 LCD display with Marlin during printing. Often, navigating the menus during print can be ...
4
votes
1answer
840 views

How is E value calculated in Slic3r?

I want to know the math behind how Slic3r calculates E values. $E_{value}$ represents amount of filament in mm (unless volumetric extrusion is selected) that has to be fed into the hotend to obtain a ...
2
votes
1answer
187 views

Inconsistent printing results using same settings but different calibration models

I've got a second-hand Renkforce RF1000 which I've gone into more detail about in this question. The extruder works however, I get some inconsistent results. First I printed a calibration cube and ...
2
votes
4answers
2k views

How do I get circles on small interior holes to adhere to the bed?

I’m using a RepRap printer, PLA (Hatchbox 1.75 mm), SketchUp, and Slic3r. The heated bed is covered with a blue polyester sticker. When I print small holes (1 to 1.5 mm radius), slicer software ...
1
vote
2answers
435 views

Slicer reports 1000s of errors not seen in Cura; Render is missing big chunks

Brand new to Slic3r, I've been using Cura for a while, so not sure is happening. I tried to load this Knight model into Slic3er (v1.2.9 running on OS X), and it's reporting "Manifold: auto-repaired (...
0
votes
0answers
106 views

Can't manage to force my print to standby while I insert a nut - Prusa Slicer and Tronxy XY2 pro

I use the Prusa Slicer on a Tronxy XY-2 pro which I believe uses RepRap firmware. I believe it uses RepRap firmware because I had to input it into the Prusa Slicer initialization questions, but I'm ...