7
votes
What is this white layer on my 3D printer?
My guess is it's damaged print surface from the hot extruder mashing against the print surface. Your description seems to indicate that it isn't a layer.
- 2,376
5
votes
Accepted
How do I give 3D-printed parts in ABS a shiny smooth finish?
Acetone can be used to smooth ABS.
The left has been smoothed by an acetone bath and the right is the original model. (Image credit: Andrew Sink)
Take note: acetone is dangerous to breathe in, so ...
- 209
5
votes
Rough surface when printing
I have experienced this problem. This picture is one that I could have taken.
It has always been because I was putting too much plastic into the available space.
This has been caused two things: ...
- 4,591
5
votes
Accepted
Subdivision surface for STL files
Subdividing an existing mesh further won't do anything because you're not adding additional detail, just representing the same thing with more triangles. Subdividing as "preparation" doesn't make much ...
4
votes
Accepted
Smooth finish on large parts
From the printer...
Non-post-processed surface smoothness of a print is mainly a function of the Layer height during print: it is smoother if one reduces the height of the steps taken between the ...
- 22.5k
3
votes
Are these normal surfaces from an Ender 3 Pro with PLA?
The top image looks as if the (top) layer(s) are under-extruding, the walls don't appear to be suffering from the same problem.
The following image from a recent PETG print is typical for an FDM ...
- 37.1k
3
votes
How to remove ABS from PEI Sheet
Heat up your bed to the print temperature; maybe even as hot as 100 °C. This will soften the ABS and make it easier to scrape off. It will distort a print to remove it this way, but is good for ...
- 2,376
3
votes
Methods for applying full color graphic decals to the surface of a 3d printed part?
I think this will work for you...
Laser Printer Image Transfer:
Print reverse image with color laser printer on regular paper.
Apply Mod Podge or artist arcylic or artist matte gel to the 3d printed ...
- 1,071
3
votes
How to concave a cylinder with Onshape?
As is typical with many CAD type programs, a feature in Onshape known as revolve may be your solution. As you have a clear formula for the cross-section, half of the work is complete.
You would ...
- 12k
2
votes
What can I use to "sand" my ABS prints?
It should be noted that the suggested methods in other answers all have the following disadvantages:
The vapor just seems to weaken the print to much faster than print smooths.
Sanding melts the ...
- 31
2
votes
Accepted
Is there a way to print on a 3D printed surface?
Rather than post a series of links for various services and vendors, consider to use as a search term "hydrographic film at home" to find results to suit your purpose. The first search results I found ...
- 12k
2
votes
Bed design for magnetic easy release when printing PLA
Follow up:
I used the 6mil magnet, cut a sheet of thin steel, (about .5mm) to fit, added a layer of Buildtak and now it's much easier to remove prints, build surface is very flat. I assume you could ...
- 71
2
votes
Practical concerns smoothing PLA print with chloroform vapours
Beside vaporizing with heat, you can use an atomizer and do cold vapor. The time is around 1-5 minutes at 45ºC for a 10x10x20 mm piece like a Marvin or a bot. I have done only gangster tests with ...
- 21
2
votes
What can I use to "sand" my ABS prints?
I normally deburr with a deburring tool:
Then I file if needed, then I hit it with a scotch brite pad:
And then I give it a quick pass with a heat gun to darken all the areas that have turned ...
- 2,440
2
votes
How to concave a cylinder with Onshape?
There is no tool to create a parabola in a sketch in Onshape but you could use a 3 or 5 point spline to create a similar curve. If you knew exactly the curve you wanted you could create it with ...
- 21
2
votes
3D printer putting scars on my prints
Those marks are the Z Layer seams, or the point where your printer stops moving in X/Y to move up one layer width and begin on the next layer. Unfortunately, These marks are unavoidable, but you can ...
- 854
2
votes
Accepted
Does VHB tape stick better on 3D prints if the surface is completely flat or roughed up?
If you ook into the VHB design document, the section "How to Prepare Specific Surfaces" describes how to treat the surface:
For higher adhesion, a primer should be used according to the ...
- 37.1k
2
votes
What is this white layer on my 3D printer?
If it actually is residue from the material you were trying to print, pressed against the surface so tightly and so thin that you can't separate it, the best way to remove it is printing a new object ...
2
votes
Add base to STL mesh?
I don't know how surf2stl works, but in principle, given that you already have a way to make a single gridded surface, all you need to do is do that five more times:...
- 345
2
votes
Add base to STL mesh?
You generated a single mesh surface from a mathematical formula. If you can export this surface, you have the first step to a 3D model!
To turn the mesh into a solid item, you are just a couple steps ...
- 22.5k
1
vote
Can’t seem to tune out surface zits
Buy a better printer (Sorry, I'm going to be that guy). Judging by the visibility of the horizontal lines on your piece, the print is already painful to look at. This happens due to fluctuating ...
- 141
1
vote
Accepted
How is the Prusa typical orange surface created?
That texture you see is from the build surface, all prints you see are printed with the plane you see downwards.
There are several options to create such a surface finish. From texture coated heated ...
- 37.1k
1
vote
Rough surface when printing
This could be a number of things, I personally think it could be either over extrusion or an issue with one of the belts. Depending on the printer, you may need to manually go in and adjust your steps ...
- 21
1
vote
Accepted
How to start a print in the center position after a change in parameters using M92 and M500 G-code
Every time I.m will go to print, if turn off the machine, the process to be need repeat, in other words, the gcode M500 doesn't work.
This tells me that your firmware has the EEPROM support needed ...
- 22.5k
1
vote
Bad quality at horizontal faces
This could be caused by under extrusion, often caused by the bed being too close to the hot end / extruder nozzle. You could try to relevel the bed, or change the screws so that the bed moves down ...
- 61
1
vote
Equally spaced surface flaws
The surface defects you describe is caused by Z-wobble. Basically this leads back in a defect in the Z axis gantry where X and/or Y movements are transferred into the print head. This can be cause by:
...
- 37.1k
1
vote
Meshlab creates weird bubbles when using poisson surface reconstruction
Solution: After trying a lot of different filters with different tools, I came up with simplifying the point-cloud. After that, using the poisson surface reconstruction filter worked just fine without ...
- 111
1
vote
Weird surface thing
It could be over extrusion.
Since I do not have physical access to your prints I cannot make sure. Please check if the thickness of the part is actually higher than what it supposed to be. Also, ...
- 199
1
vote
Weird surface thing
If you hear some "clicking" during the print then you are experiencing filament slipping inside the extruder gear.
I had a similar issue on my Geeetech i3 and I fixed it by replacing the extruder ...
1
vote
What can I use to "sand" my ABS prints?
I've noticed if I'm printing too close too the bed or if the bed isn't level to nozzle across the whole bed the supports will leave marks on the print where the print was 'smushed' by the nozzle being ...
- 31
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