Questions tagged [sls]

For questions about the Selective Laser Sintering (SLS) method of 3D printing.

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2answers
91 views

What level of detail can be expected from a consumer-grade SLS printer?

I'd like to prefix this question with the fact that I know virtually nothing about 3D printers, aside from the general principles of how they work. I've recently seen that SLS printers have become ...
0
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1answer
152 views

Sealant to increase Water-Resistance of SLS print

We are attempting to print some single-use prototypes using an SLS printer. The parts must be somewhat water-resistant for short-term usage, but do not have to been waterproof entirely. According to ...
3
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1answer
92 views

Could you use ultrasonic vibrations instead of a roller with an SLS/SLM printer?

I've been thinking, SLS/SLM printers currently use a roller to spread 3d printing substrate, but wouldn't ultrasonic vibrations spread the substrate more cleanly, accurately, and with greater density ...
4
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1answer
63 views

Is iron oxide a suitable material for use in SLS/SLM 3d printing?

I recently asked a question in the space section of stackexchange as to if Martian soil, with its decent iron oxide content, could be mined (with magnets) for its iron oxide and the iron oxide used as ...
3
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2answers
291 views

Printing a non-self-aligning caged deep-groove ball bearing

I've recently designed a non-self-aligning caged deep-groove ball bearing. Now I'd love to get one 3D printed. However, assembling those can be tricky and I highly doubt it's even plausible to print ...
1
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1answer
794 views

How are SLS printers able to print multiple colours? [closed]

With FFF printers able to manage only a small handful different colours (by using different filaments & extruders), how is it some SLS prints are able to be produced in such a broad range of ...
5
votes
1answer
5k views

Hatch Distance and Scan Distance

I am going through some of the basics about one of the 3D printing techniques - Selective Laser Sintering, and I am confused between the above mentioned parameters - scan distance and hatch distance. ...
1
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2answers
118 views

SLS 3D printer to DMLS 3D printer

I know that the SLS 3D printer stands for selective laser sintering,where as DMLS stands for direct metal laser sintering. I want to know that,can i convert SLS 3D printer to DMLS. By just changing ...
4
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3answers
768 views

Tetrahedral honeycomb?

I have an idea for a 3D printed project, but I'm a total noob in this area and need someone to reality check it for me. Basically what I want to do is a tricopter frame made of a tetrahedral ...
7
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2answers
115 views

Is packing multiple prints into the build volume a feasible workflow for powderbed printers?

With fdm printers, the 3D object that should be printed can be positioned anywhere in the build volume. But it's only practical to place it on the bottom, because otherwise support material would be ...
6
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2answers
261 views

Optimal ratio of fresh to used nylon powder

I am operating a laser sintering machine, using polyamide 2200 powder (with a grain size of approximately 50 micrometers). During a print, a lot of powder goes unsintered and can theoretically be ...