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Questions tagged [infill]

Questions about the internal structure of a 3D printed part.

2
votes
1answer
45 views

Gap between infill and walls for one filament only

When I'm printing with my Chromatik filament white, 1.75 mm in diameter, I observe a gap between the infill and the walls (see picture). Everywhere on the web I can find explanations for this kind of ...
3
votes
2answers
68 views

Internal wall does not print in horizontal print orientation

I have an object that has cutouts in it (alignment pins fit in the cutouts). The shape of the hole is a right triangle with the point clipped off to create a flat surface in the deep part of the hole. ...
1
vote
0answers
32 views

Why does Infill % stop print from sticking to the bed?

I've recently purchased an Ender 3 and have had great success with some Cura settings found on a YouTube Tutorial at 0.2mm resolution. So then I noticed that there were default settings in Cura for ...
8
votes
2answers
2k views

What are the advantages of gyroid infill?

I've seen a few print time-lapse videos lately which use gyroid infill: wavy lines, which deform across layers so that the waves end up alternating between the two axes. Other than making the time-...
8
votes
2answers
270 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 ...
2
votes
2answers
73 views

Using multiple infill types within one model [duplicate]

When modelling for 3D printing, can I distinguish somehow the type of infill in various areas of the model? Say there may be some areas in the model where I want 100% infill (maximum strength) but ...
3
votes
1answer
101 views

Infill failure at the far corner of two different prints

I am a complete newbie at 3D printing (although learning fast). I switched from the default Qidi slicer to the Cura slicer on a Qidi X-Pro machine (which is wonderful). Using: plate 50 °C, 0.4 mm ...
3
votes
1answer
143 views

What is this weird support line doing in this print?

I am a newbie to 3D printing and ran into a weird infill line on my second 3D printing object on a new Qidi X-Pro machine (which works great). I've included a screenshot of the infill line, which is ...
4
votes
2answers
101 views

How are infill paths connect to form an efficient path that respect the object's geometry?

I am attempting to write a basic slicer for some objects I am working with. I need to write a custom slicer as the objects are not polygonal based (they are implicit objects) and therefore cannot be ...
5
votes
4answers
80 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 ...
8
votes
2answers
865 views

Different infill in the same part

I´ve have read an article to change different pattern depending on amount of layers, but my question is if is possible to have diferent infill in the same part?, for example: Base: has the infill of ...
3
votes
3answers
161 views

Prusa i3 MK2 doesn't accept the printing material

We have a Prusa i3 MK2 and we've changed for a print with another colour material but when I pressed "load filament", it didn't make anything. Often after five times doing that the printer works. I ...
6
votes
1answer
195 views

Square and parallel infill patterns

I don't know how to word this right now but I am going to try my best... moving on! So I was playing with my slicing software (Craftware) and I was looking at two infill patterns, Square and Parallel....
5
votes
3answers
181 views

FEA in 3d printed solids

I would like to get a pretty accurate method to do finite element analysis (FEA) on my 3d designs considering the infill. I use Autodesk Inventor to design parts but the FEA can only be applied to a ...
4
votes
2answers
1k views

Cura infill issues (weird vertical pillars due to underextrusion)

I have spent ages debugging this problem but I can't figure out what I am doing wrong. I have a Wanhao duplicator i3 (Prusa i3 clone) and until recently I used Wanhao's adapted version of the Cura ...
5
votes
2answers
472 views

How to slice this wing so it has a smooth infill like perimeters

I have this wing design that I want to print: You can notice that its walls have a thickness, which is 1.0 mm. I want to print it so that the perimeters are inside that thickness. Here is the ...
2
votes
1answer
123 views

Does anyone know how Slic3r determines its infill adjacent strand spacing, instead of using fill density?

I'm doing research on changing the fill density into the air gap width, adjacent strand spacing, or whatever, instead of using the fill density, as it will give me more precise controls. Question 1: ...
4
votes
1answer
192 views

How do I repeat the layers of Slic3r for every 3 infill layers with different angles? (Might need some programming knowledge)

I'm working on developing alternative infill layers to print at different angles, using Slic3r. Using Slic3r's rectilinear infill, printing at specific angles for 3 layers then repeat. I'm working ...
6
votes
2answers
4k views

Infill pattern comparison

I'm relatively new to 3d printing, and wanted to get a few things understood. Firstly, I am unclear on how Hexagonal infill is stronger than, say, diamond pattern. Can anyone explain how the ...
1
vote
1answer
176 views

Will my Duplicator i3 be able to print this hole in the vertical wall without infill?

Will my Duplicator i3 be able to print this hole in the vertical wall without infill? The wall is 7mm the diameter of the hole is 24mm, the shell thickness is 0.8mm.
6
votes
4answers
248 views

Thick wall or solid part of an otherwise medium-fill part

I'm trying to design a camera handle, which will be around 8" long and will have a brass camera thread insert in the end, where the camera will be mounted. (That way, I don't have to screw the camera ...
8
votes
1answer
159 views

Unidentified problem in printing

I have printed the XY resonance, Z resonance, bridging performance and the negative space tolerance test, from Makezine (can be found here), and I have encountered the following errors in the prints. ...
4
votes
2answers
1k views

First layer - not even infill

I'm using Repetier and Slic3r and it is printing a gap between the perimeter and infill on the first layer. Also, the infill is lifting (as in photo). Any advise?
6
votes
3answers
3k views

How to add internal supports/localized infill, preferably in Cura?

I'm currently designing a very large and complicated model, because it's large and should be strong enough completely hollow I want to print it with no infill to save material. However, there are ...
13
votes
6answers
582 views

Choose infill percentage

Since I'm running a 3D printing facility of an engineering school, students are always wondering how much infill percentage affects the stiffness of the part. I know that it is impossible to get a ...
10
votes
1answer
1k views

Slic3r - Can I add new infill patterns?

Slic3r comes with a handful of infill patterns/algorithms, including Rectilinear, Hexagon, 3D Hexagon, Concentric, and Hilbert Curve. Are there any patterns/algorithms already made and available that ...