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10 votes

Could nail polish damage pure PLA?

This is an ugly question, and an ugly answer. Nail polish doesn't come with an ingredient list. Nor are there MSDS's available to refer to what solvents are in it. So it's "unknown 1" Most every ...
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7 votes

What causes ripples on part of first layer?

First layer rippling is usually caused by a too low of a first layer height (for the amount of extruded filament). Are you sure that: Your bed is leveled as good as possible, and the initial height ...
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6 votes
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Sandable primer suitable for PLA?

There are generally 2 types of operation you might want to do before priming your object: smoothing to a point that you are comfy with and roughing pass with very fine grit to give the primer ...
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6 votes
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What causes ripples on part of first layer?

The main problem is solved (first layer thickness vs leveled nozzle height). The following image shows the problem. I was running with a default 0.3 mm first layer (the tooltip setting says a slightly ...
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  • 485
5 votes
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What's smoother? Acetone treated PLA or ABS

ABS filaments will smooth well with using acetone, it's been used for a while now. For PLA filaments it's a different story, pure PLA will not smooth out in acetone and it will likely only cause ...
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5 votes
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Acetone smoothing not working on ABSPlus-P430

Make sure that your acetone is actually acetone. According to the MSDS, ABSPlus-P430 is indeed "ABS resin" so acetone smoothing should work. Some companies sell confusingly-labeled products that might ...
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4 votes
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What solvents are appropriate for smoothing/finishing ASA?

ASA is Acrylonitrile styrene acrylate. According to Wikipedia: ASA can be solvent-welded, using e.g. cyclohexane, 1,2-dichloroethane, methylene chloride, or 2-butanone. Such solvents can also join ...
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4 votes
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Maintaining fine details while applying smoothing methods

A technique I've used in the past is to make a acetone slurry of the same filament used to print your object, and carefully paint the details you need to smooth. You must be careful and only do a ...
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4 votes

Could nail polish damage pure PLA?

Nail polish will not damage your PLA model. 1) Let's talk about "gel" nail polish. Gel polish self-levels, does not drip, is cheap, is much more health-friendly than many finishing methods, and only ...
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  • 41
4 votes
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FDM: Clear=transparent part

First I would hedge your expectations.. I am very familiar with t-glase. It is very translucent but it is not clear and no amount of post treatment will make it 100% clear. Their example is the only ...
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  • 3,003
4 votes
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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 ...
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3 votes

What solvents are appropriate for smoothing/finishing ASA?

From Simplify3D - ASA: ASA can be smoothed using controlled exposure to acetone vapors (a process called “vapor smoothing”).
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  • 2,002
3 votes

FDM: Clear=transparent part

Refraction of light is caused by changes in medium or angle of inflection. Any changes in medium will cause refraction, as such to be the most clear you would not want pockets of air. This means that ...
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  • 106
2 votes
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Could nail polish damage pure PLA?

NO if you want to smooth your print, gently heat the plastic and with a utensil smooth out the plastic. A hair dryer is a good way of doing this but be careful to only lightly melt the outside of the ...
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2 votes

Could nail polish damage pure PLA?

I would not expect a problem. The greatest problem I would expect would be if the PLA layers were not well bonded, and the coating material could work in between layers. If so, over time the ...
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  • 4,398
2 votes

FDM: Clear=transparent part

You are never going to get perfectly transparent prints, even if you were using real glass. Because of the way FDM prints, you would have fissures where the layers bond to each other. You can get good ...
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2 votes

Smooth finish in Slic3r using Support Material

I'd say the clue is the material itself and the geometry of the object. But in terms of Slic3r settings you could experiment with: (print settings >> support material) pattern spacing (he has here ...
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  • 3,438
2 votes

Methods for smoothing 3D objects

Get a rock/jewelry tumbler and some tumbling media such as stainless steel shot, and try tumbling your print. For 3D printed plastic, your print will (a) need to be sturdy, and (b) not have any fine ...
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  • 1,456
2 votes
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Methods for smoothing 3D objects

Abrasive blasting is the only other method I can think of which you haven't said you don't want to try. It is certainly the easiest method provided you have access to one. Different forms of ...
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  • 1,493
1 vote
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Smoothers for TEVO Tornado printer

The use of smoothers totally depends on the stepper drivers you are using! Note that the TL and MKS smoothers do exactly the same thing. Both use an arrangement of 4 or 8 diodes. Details of the ...
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1 vote

What causes ripples on part of first layer?

The first that I have in mind was connected with an acceleration, so you could play with it (set to half the current value and see the results) The other source of that could be drive belt that is ...
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