Diesel
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Which is more durable to sunlight/weather - PLA, ABS or PETG
13 votes

PLA would be a non-starter for outdoor use as it's biodegradable and can breakdown in sunlight. Albeit slowly, but won't be useful for long term project. ABS would be a good choice for longevity, as ...

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Why 3d print has an ugly surface?
Accepted answer
8 votes

This appears to be the result of your hot end (nozzle) temperature being slightly too high. I'd recommend lowering your nozzle temperature by a few degrees and retrying the print. If the quality ...

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Would 3D printing multiple copies at once saves time?
8 votes

Printing multiple parts can save you time. The issues pointed out by the other posters are all bang on, but one factor that has been neglected is the time it takes you to clear the build plate and ...

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What makes 3D printing noncompetitive for medium production runs?
6 votes

Short Version 3d Printing is generally the most expensive method for building things mainly because it takes a long time to do. Compared to other methods it's by far the slowest. The few machines that ...

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ABS or PLA for structural printed parts?
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6 votes

To answer the main question "Is ABS better for structural parts of a 3D printer as opposed to PLA". The answer, unfortunately is it depends. ABS has lower yield and ultimate strengths compared to ...

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Weight Reducing Design Change for Extruder Driver
Accepted answer
5 votes

Very cool idea, One motor would definitely be more than capable of producing the required torques even through a flexshaft connector. For any normal sized 3D-printer the torques required, and the ...

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Drilling 3D-printed plastic
5 votes

The primary difference between drilling FDM printed plastic and wood is that the plastic part is not solid the entire way through, and that plastic will melt or burn at much lower temperatures than ...

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Structural Analysis
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5 votes

For running an analysis on FDM printed parts Solidworks Sim would be extremely difficult to use. It's not really designed for running this type of analysis and is at the fairly low end of FEA analysis ...

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Identifying the plastic type of an unknown spool of filament or recyclable waste
Accepted answer
5 votes

ABS dissolves in acetone, you could try clipping a small section and leave it in some acetone for a few minutes and if it begins to dissolve it's safe to assume that it's ABS, if not then you'll know ...

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Filament material for chemical application
4 votes

There are two issues you have here, one is temperature stability and the other is chemical reactivity of plastics. I can't help you with the chemistry side, but I can help with the temperature. ...

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How does a SolidWorks file get converted to be 3D printed?
Accepted answer
4 votes

Any and all CAD files can be converted to STL (Standard Triangle Language). In this file format, surfaces are parsed to be combinations of triangles. For example a flat rectangular surface gets ...

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Why do the corners of my ABS object lift off the bed?
4 votes

In answer to the question "why do the corners lift when using ABS", the answer has to do with the coefficient of thermal expansion (or contraction). ABS, compared to PLA, has a higher coefficient ...

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

I'd suggest creating a hollow tube with ~1 to 1.5 mm walls. Then to increase the strength design your own internal structure rather than relying on the slicer to fill the part. This takes longer ...

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Easy way to create honey comb filling for a generic printer/onshape
3 votes

If you want to have a specific infill density, you can design the infill yourself as part of the solid model. (Note I use these two methods to design parts for strength, but it's basically the same ...

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Thoughts on designing and printing 3D miniature house
3 votes

Answering your questions in turn: On the scale you're trying for, printing brick with FDM won't show up - you'd have much better results, and could be possible, with SLA. You won't see every brick, ...

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Bumps in outer wall
2 votes

There are a few issues that could cause this. Roughness in your z-axis lead screw as pointed out by @TheLamestUsername is a leading contender I would say. I'd also extended that answer to include ...

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Is it possible to 3D print sharp objects with high details? And how?
2 votes

Best option for something like this would be to use an SLA printer. They can do sharper image detail compared to FDM style printers. That being said, printing something like this poses its own set of ...

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How to achieve dimensional accuracy of printed parts
2 votes

A few suggestions I haven't seen explicitly stated in the other answers. Export resolution When you export your STL files you can increase the resolution. If dimensional accuracy is extremely critical,...

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Embedding nuts and washers into print
2 votes

There isn't any structural issue with having it allowed to rotate. If you were to print the part without the washer embedded and then put it on afterwards the washer would still be free to rotate. ...

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Printing shells and pouring filler
Accepted answer
2 votes

I've looked into doing something similar to this before and love the idea, never had the chance to follow through on it yet. This is sort of a hybrid method between cast molding and 3D printing. ...

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101Hero 3D Printer - Printed object is tilted
Accepted answer
2 votes

You appear to have a couple of issues here, First off your nozzle appears to be a bit hot for your filament (you can see this be the drooping and sagginess of the layers on the outer shell) Second ...

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Can 3D printers print details in the 1/10 of the micrometer for metals?
2 votes

There are no 3D printers (that I'm aware of) that can do 0.0001 millimeters, hobbyist or industrial, plastic or metal. For that matter I think you'll be hard pressed to find a CNC mill with that type ...

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Will 3D Printed Dice Be Fair?
2 votes

Not likely. Creating true 'fair' dice is fairly difficult to do even with high tolerance processes. 3D printing (hobbyist level) is much lower tolerance and will definitely be weighted incorrectly ...

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Part not adhering to the raft
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1 votes

I reviewed the G-Code and there was a Z-layer command that was larger than what was supposed to be. The Z-layer change shifted the nozzle up by 3x the distance it was supposed to (0.84 mm instead of 0....

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PLA and bed heating?
1 votes

The answer depends a bit on the type of PLA (supplier of specific filament), type of machine, type of build platform, size of model and ambient temperature. PLA has less issues with warping compared ...

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Can K-type thermocouple disconnects be used with thermocouple based 3D printers?
1 votes

Not sure if this is the reason, or just A reason, but thermocouples create a pretty small voltage for a given temperature, whereas thermistors have a larger (easier to read) change in resistance. I ...

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Printing coarse threads
1 votes

I feel a little ridiculous that I didn't try this earlier, but in the Makerware software you can set a minimum overhang to print support material. I've been working to this point (3 years now) ...

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Is it safe to print a rotor insert for a centrifuge using a makerbot?
1 votes

The primary printer I use is a makerbot, and my gut is saying no. 150G's of loading even in the XY axis seems pretty excessive for a part made on a Makerbot. Also, given that this is a rotational, ...

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MakerBot replicator 2x glitches
Accepted answer
1 votes

I don't have a profile that has settings for the dissolvable filament anymore, but this is one I use for thin layers (second extruder at 232C my first extruder isn't working so just ignore that one). ...

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What is the best color of PETg to use for outdoor durability?
1 votes

PETG might not be the best for long term UV exposure. According to Midland Plastics, PETG doesn't hold up well in outdoor applications, and is susceptible to UV degradation. Unless you have an ...

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