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A Desktop SLS 3D Printer for Under $3K?

Picture ofAdam Kohut
by Adam Kohut
Published Jun 13, 2024

US-based start-up Micronics wants to make selective laser sintering (SLS) more accessible, so it's putting its bet on a Kickstarter launch to raise funds.

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3D printing newcomer Micronics has launched a Kickstarter campaign for the smallest SLS 3D printer we’ve ever seen, aptly named the Micron.

With packages starting at $2,999, the machine could be an affordable first step into SLS 3D printing for a wide range of businesses. It boasts a build volume of 160 x 160 x 205 mm, which is just a bit smaller than a Formlabs Fuse 1+ 30W ($29,000). It claims a typical build speed of 8 mm/hour, which is relatively slow compared to a Sinterit or a Sharebot. The layer thickness runs between 0.1 and 0.15 mm, which is respectable but, of course, no where near the 0.04 mm of an EOS or the 0.08 mm of a 3D Systems industrial SLS.

As with most SLS 3D printers, the Micron means you won’t need support structures, as unfused powder stabilizes parts during printing. It is currently compatible with PA12 and TPU 90A materials, with more “high-performance polymers like nylon” to come. It also offers safety-focused features like a full enclosure for powder, HEPA filters, and a fume extractor.

(Source: Micronics)
Most SLS machines allow you to print without support structures (Source: Micronics)
There’s no depowdering equipment accompanying the printer so, for now, consumers are left with a rather low-tech “Manual Sifting Shaker Bin,” which users shake to separate unfused powder from parts.

For slicing, the Micron utilizes their own software MicroSlicer, which leverages “an interactive physics-based packing algorithm” that aims to enable users to better organize and stack parts within the printer’s build chamber.

The Micron’s full specs are available on the Micron’s Kickstarter page, where you can also back the machine.

Editor's Note – This article highlights a Kickstarter crowdfunding campaign. Kickstarter is not a shop; campaigns are under no legal obligation to deliver on crowdfunding promises, nor offer refunds on unfulfilled campaign rewards.

For more insight, read our article 8 Things to Watch for When Backing a 3D Printing Kickstarter.

Drill deeper:

Is It Finally Time to Upgrade to an SLS 3D Printer? Here's What You Need to Know
The Complete Guide to SLS 3D Printing
10 SLS 3D Printing Services We Recommend

About the Author:
Adam is a contributing writer who joined All3DP in 2022 and has more than a decade in tech journalism. He has written for UltiMaker, Protolabs, and many other (tech) startups and corporates worldwide.
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