Questions tagged [stl]

Wikipedia says that "STL is a file format native to the stereolithography CAD software created by 3D Systems." STL files are usually identified by the '.stl' extension. Use this tag for questions about importing, exporting, or Blender-specific modification of STL files.

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How to change default settings for STL export (new one, not legacy)

TLDR: How to change a default settings to (new, not legacy) STL export? Before Blender 4.0 there was an STL import/export script where we could change default settings (...
C47_3D's user avatar
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delete interior of stl files

I'm looking for an option to delete all interior faces of an STL for printing. Sometimes when I will get a stl ready for print I found out it have inside forms.(like samples on the image) Didn't find ...
Henrique Brum's user avatar
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Shading of imported STL

There is a new import option "STL" while the previous STL import has been renamed to "STL legacy". The new one is much faster, but it adds some inter-vertex shading interpolation ...
scriptfoo's user avatar
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Pivots (or origins?) proper positioning

I want to animate this scene: How can I place pivots (or origins?) of the objects at proper position, since now pivots are somewhere outside of objects? Never mind what I'm doing geometry is moving, ...
N.B.U's user avatar
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Extrude Curves in Collection with Geonode

I'm working on a decorative piece that will be finally 3D printed. I'm trying to extrude all the shapes (petals of a blossom) that you can see in the picture. Ideally their extrusion height would be ...
superno's user avatar
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selecting geo node extrusion to loft to a 2nd mesh

I have a geonodes mesh and an imported .stl mesh and want to connect both meshes so they form a manifold body later for 3d printing. when working with nodes I cant select the voronoid edge created in ...
chubaka's user avatar
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I want to print (3D) a blender object, that I edited in sculpt mode. All changes disappear exporting it to stl

I use blender 4.0 to design objects, I want to print. As the sculpt mode offers lots of very nice tools, I tried to use it. But when I exported the object (to stl), all changes I had done in sculpt ...
user181341's user avatar
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Bending and merging two STL objects

is there a way to bend this .stl floral pattern to match the curve of the flower pot (also an .stl) so I could merge them together for the purpose of 3d printing?
Kathy's user avatar
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Enlarging hole in STL file

I'm a complete beginner with blender and more familiar with Fusion 360 but it can't handle this large STL file, at least on my system. It just stops responding. So the file is a full scale chest armor ...
Jason8899's user avatar
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Blender STL/OBJ Export not working after boolean modifier (difference)

I am working on a project in blender using the Sverchok-Nodes. After solidifying the structure I want to cut off the sides by using the boolean modifier (difference, exact). The cutting is working, ...
Jasch's user avatar
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Make other shapes from one cookie cutter

Is there a simple way to get other shapes of this cookie cutter (for example a heart or mitten), or would I have to start from scratch? I only need to change the shape of the top part of the cutter. I ...
Kathy's user avatar
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STL exports wrong geometry

Blender 4.1 under Ubuntu 23.04. I created this object: but when I export it to STL it seems has some wrong geometries as Cura highlights them in red: actually, the printing misses completely both ...
Mark's user avatar
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Combining two surfaces gives a hollow object

Blender 3.6.4 on Linux. I've made 2 surfaces with the "Mesh/Math Function/Z Math Surface" add-on (from "Add Mesh: Extra Objects") They have the same size (x-y), and are on top of ...
Vin100's user avatar
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Importing an .fbx file and exporting as .stl results in a blocky model (3d printing)

Trying to make some models into .stl so that I can 3d print, but when I export my .fbx as an .stl, the model ends up looking blocky in a way. Assuming anyone understands what I mean by blocky, what ...
Cazrel's user avatar
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When I export my model as stl file, a small part of it becomes distorted, what do i do?

When I export my model as an STL file, a small part of it becomes distorted but when I export it as OBJ it is fine. I don't know what is going wrong. I opened the STL in meshlab the problem was still ...
Zainab Ejaz's user avatar
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"Rounded" extrude from a flat plane?

I downloaded the model of a toe for a 3D Print project as an .stl and imported it. I am trying to somehow extract the flat part of the model in order to give the toe a more realistic appearance with ...
Herr Olsen's user avatar
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Can't Split STL using an N-gon made from Plane (Boolean Intersect/Difference)

So I have this STL I want to split up and since I want to slice it along existing geometry. I added a plane and many loop cuts, then fill the top and bottom to get the image you see. However, every ...
Seal's user avatar
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Microsoft Powertoys renders STL with color data on thumbnail, how can i bring it to blender?

I have my STL files on the folder and powertoys are installed on my PC so i can review STL files. I noticed that Powertoys are actually rendering color to them, which is odd as i thought STL files don'...
JackieSparrow's user avatar
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Bisecting a mesh along a curved path defined within another mesh

I am trying to make a device mount that will clamp around the rails of a bike seat. I have the shape of the rails (blue) from an imported STL file and have Boolean differenced them to create the ...
Ian Kinstlinger's user avatar
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How to detect disconnects?

I have a piece of code that placed a bunch of primatives in a scene, joins them, and then removes overlap. After this I export them as an stl file, but I’m running into an error where sometimes shapes ...
Jacob's user avatar
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How to export in .stl with separate mesh

I want my model to be exported in .stl for 3d printing. When selecting all mesh and exporting as .stl it export but all mesh gets merged and 1 mesh is created. I want all my mesh to be separated after ...
atek's user avatar
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Rounded or 'pillowed' emboss for 3d printing

Sorry I'm starting from absolute zero here, I usually use fusion360 and this is my first attempt with a mesh editor so I'm pretty lost and unfortunately I don't have time to learn all the background I ...
Paul Calder's user avatar
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What is the best approach to model relief models

I want to make models like I will be exporting them in STL format for carving. Is sculpting the best approach to this kind of model?
Georgi Kovachev's user avatar
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convert 3d model into stl

I am new to Blender and still learning, but I have a problem while I am using Blender and exporting the problem to stl for 3d printing. I face a problem in that the slicer needs to define the part ...
saeed ahmed's user avatar
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375 views

.stl export has low geometry resolution

I am having trouble getting a usable .stl file when exporting figures created in MakeHuman from Blender (and I get the same result exporting directly from MakeHuman). I have tried this with Blender 3....
James E. Petts's user avatar
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Require assistance to convert an stl file of complex (symmetric) voxel geometry to one with smooth surface in Blender

newb here. I want to smoothen the model shown which comprises of voxels. I tried using a smoothen voxels add on, but it still does not solve my issue. How could I smoothen the mode as accurately as ...
Viki's user avatar
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1 vote
2 answers
67 views

How to precisely move origin without having a solid point to snap

I have this object: and I want to place its origin centered in XY and to the lower position in Z. Using the predefined positions (i.e. center mass/volume) does not work for obvious reasons). I'm able ...
Mark's user avatar
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STL Model looks nothing like Blender Model when exported

I made a few 3D parts in Blender to print them out for a project, and yes, they're very small in size as seen below: However, when exported as an STL it is nothing alike: Is this because the size is ...
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Automate preinstalled Add-On action (3D-Print Toolbox)

I've been using the 3D Print Toolbox Add-on in Blender to check for and fix non manifold edges and would like to automate the actions on a list of STL files. Right now I do the following: Import an ...
ansonl's user avatar
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STL Refresh After Editing

I have two separate stl's I am "blending" in blender. #One stl stays the same while I adjust stl #Two in freecad to fit the curves of #One. The problem I am having is that I would like to ...
Kotaztrafee's user avatar
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100 views

Blender parametric modeling !help!

I have been trying to define a set of parameters that I can change and iterate over to make a number of different blobs or shapes depending on the parameters. The scrip is as follows: ...
Zach Mulalley's user avatar
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175 views

Having Difficulty Adding Wall Texture to Imported STL using Displacement

I have a series of geometries I created in Fusion 360 using parameterized models which I am using to create the underlying geometry for a 3D printed board game I am making to play with friends. Most, ...
Matthew's user avatar
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1 answer
258 views

Morphing 3D objects with Coordinates using Python/Geometric Nodes

I really need your help. I am looking at morphing, say a cube into a sphere. I wish to do this by scaling/transforming specific points of the cube to new points (with coordinates) in order to form a ...
O I's user avatar
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317 views

My model looks ok in Blender but is missing faces in Lychee

I have a model which looks fine in Blender. In Lychee, however, parts are missing. I can only assume something is wrong with my stl export. I have recalculated the normals. Has anyone seen this ...
Tony Ennis's user avatar
6 votes
3 answers
696 views

Why does the smooth incline in blender have bumps in the stl file?

I'm relatively new to blender and trying to make this model. The problem I'm facing is the slow incline towards the center seems smooth in this file but when I convert to an stl, these bumps appear ...
BCove's user avatar
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Convert STL file to usable character

I'm still fairly new to Blender and have now found 2 great Tomb Raider figures that I would like to use as characters in my scenes. Means I would like to rig them and of course provide them with the ...
David H's user avatar
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25 views

Issues when sculpting with python api on imported object

I have run into a problem concerning the application of sculupt brush strokes via the python api. I have a script that applies a brush stroke at either a given vertex group or to a set of vertices in ...
Robin's user avatar
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216 views

How to export only visible vertices?

I'm completely new to Blender. I imported an object and hid the vertices I didn't want with the Box Hide feature in sculpt mode. Now I would like to export to a .stl file only the visible vertices, ...
AnnaG's user avatar
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1 vote
2 answers
192 views

Seamless mesh array modifier

I have symmetrical mesh which I want to be used as tiles but as you can see on the picture there is a seam when I use the Array modifier is there a way to be made seamless?
Georgi Kovachev's user avatar
1 vote
0 answers
228 views

How to split stl file to certain parts if there is too much geometry?

Im new in blender. Im using it like for a month now and have been focused on rendering fencing stuff like gates, wicket doors etc. but in the past they were supposed to be one colour and stl files i ...
Majkel's user avatar
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656 views

Blender file export fail to .stl to Cura for 3D printing

I got my Neptune 3D printer setup. I was able to print the test model Buddha and it looks great! Super excited. I designed an object in Blender that has mesh layers and uses a couple of Boolean ...
Matt's user avatar
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Animating stl CAD model and export the animation in fbx format

I'm dealing with 3D CAD simulation. I need to animate 3D CAD models (in obj/stl tessellation formats or step exact geometry format) knowing exactly the motion they have to do (matrix/quaternion). ...
Valerio Fiorini's user avatar
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1k views

How to merge .stl files properly in Blender

I want to merge the .stl files properly in Blender. I am new to Blender, don't judge me. I was trying to combine them manually but I could not. Is there any way to do this like some automatic features ...
Yusufcan Ulusoy's user avatar
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406 views

Approaches for a quick STL turntable

I used Blender today to create a turntable animation for very simple model that I made and intend to 3D print. I've found that such animations are very effective for communicating the shape of a model ...
William's user avatar
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433 views

Blender / Python / Script to export .stl files with different textures

I'm working on a script to export .stl files with different UV textures based on a list from a specific folder. After several modifications, i was able to export .stl but the texture is not applied. ...
Baptiste's user avatar
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1 answer
105 views

Mesh is subtracting in CURA

When converting to stl and slicing in CURA, the 2 meshes are subtracting. Why? Normally they merge. I put the file here: https://www.thingiverse.com/thing:5398348
JHNK's user avatar
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268 views

Boolean modifier for 3d printing

I have a problem with custom dice for my 3d printer, when I print my numbers are all upside down. On the other hand, the letters are all in the place, I followed at least 15 guide made 15 tried ...
Rémy Quintal Vaillancourt's user avatar
2 votes
1 answer
305 views

Why does Blender always export in inches [duplicate]

I set my scene properties as MM but whenever I export a STL into say Prusa slicer it exports in inches?
Eddy's user avatar
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How do I bisect a gap of an stl mesh?

As the question asks, how do I bisect or cut a mesh of a gap? This is because I want to use a certain element in an stl file I downloaded online. I am getting an error which asks for me to select an ...
Wuki's user avatar
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2 answers
634 views

How to turn a displacement model in to something 3d printable

I have created a displacement object, applied a subdivision modifier and a displace modifier. I am now at the end of my skill level. I want to turn this object into a STL for printing. Thanks Gordon. ...
Eddy's user avatar
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