Cura settings in 5 minutes or less! - 3.1 - Infill Density

Technivorous 3d Printing
32 followers
1 Video View·Sep 2, 2026
Learn about the Infill Density setting in the infill section of cura's custom settings menu. Learn what it does and what it effects!
AI Generated·May contain errors
Hi folks, TechNiverse here. Welcome to my Kira playlist.
Before we get started, hit that subscribe button so you can find your way back here.
I update often. That said, as you may have noticed, Kira settings can be very simple
or very in-depth. So I took the time to make a video about each section in the custom settings
menu and I'm going to quickly go over the important settings each section contains
and briefly explain them. Are you ready? Good, let's go. This is Kira settings in five minutes
Moving on to infill density. Now infill density and infill line distance are directly related to
each other. When you update one, it generally updates the other for you. As you can see,
my simple cube here has an infill density of 10%. Now let's go ahead and reload the default
profile settings for my Ender 3, which is the printer I'm slicing this for at the moment.
And we are going to slice again. It says the infill density is 20%. And as you can see,
the infill line distance has been reduced by half. Well, that makes sense because we doubled
our density. So here you can see an illustration of several different infill sizes. You can even
check out the pattern it's going to follow. But let's see here. We can take a look at let's try
50%. Okay, and then we'll go back down, we'll do 0%. And we'll check out with 100% infill as well,
because you can completely fill in a model, it is easy to do. And all you have to do basically is
set the infill to 100%. So let's see here, we should have really tiny squares in our grid now,
because our infill is super dense. And we are going to be using a lot more filaments as well.
And you can see that the infill travels all the way up really tiny squares, we're using
47 grams of filament. If we go back and reduce that to zero, now this is just going to print
the outer wall. And with a model like this, where I have a top flat surface, it's not going to print
that very well, unless I have really good bridging capabilities turned on. But basically, you can see
that there is nothing in there. And it is using a whopping 15 grams. So changing from 0% infill to
50% infill is increasing our filament used by two and a half times. So that's quite a bit. Normally,
a 15 to 20% infill is more than enough. I tend to leave mine at about 15. Sometimes I turn it
off completely. I don't know if you watched our wall video on wall settings. But if you set your
wall, your shell to be seven or so layers thick, about three millimeters, on most models without
flat surfaces, you don't need to use infill. Anything that has a top like this or a square
or is a box, you're going to want to use some sort of infiller support to get that top to print in a
level manner. As always, this channel is brought to you by these fine Patreon supporters. If you'd
like to support the channel on Patreon, head over to www.patreon.com slash Technivorous.
That's going to be it for this video. As always, I am Technivorous and thanks for watching. Don't
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