Stronger 3D Prints & Less Supports: How to Design for 3D Printing

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Learn how to design stronger 3D prints while avoiding support structures entirely. In this video, I’ll show practical design tricks for FDM 3D printing—like bridging techniques, sacrificial layers, teardrop holes, and stress-reducing fillets. Whether you're printing functional parts or prototypes, these support-free design strategies will save time, reduce waste, and improve print strength. Perfect for Fusion 360 users and anyone serious about smarter 3D printing.
These techniques can be applied on any 3d printer, like Prusa MK4, Prusa CORE One, Prusa MINI, Creality or even Bambulab machines.

🔗 Useful Links
My Website: https://jantec.xyz
3D Printer Recommendation: https://www.prusa3d.com/product/prusa-core-one/#a_aid=jantec (aff)
Hydra Research Design Guide: https://www.hydraresearch3d.com/design-rules
Interesting Blog Post: https://blog.rahix.de/design-for-3d-printing/

📄 Sources
Hydra Research Design Guide: https://www.hydraresearch3d.com/design-rules
Openflexure Microscope: https://build.openflexure.org/openflexure-microscope/v7.0.0-beta1/models/main_body.html
Video by @slant3d: https://youtu.be/8NKVNwVaZU0?si=G4RSoD6Uji_wOPFD
Makerworld Cloudberry Shoe Design: https://makerworld.com/de/models/1236494-bubbleberry-a-3d-printed-round-toe-casual-shoe#profileId-1295114

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Amazon (recommended products): https://amzn.to/4b5coqD
Prusa Affiliate: https://www.prusa3d.com/#a_aid=jantec (aff)
Use the code "@JanTec" and get up to 200 Prusameters with the purchase of your first Prusa 3D printer!
3DJake Affiliate: https://tidd.ly/4481AFX (aff)
Nobufil Affiliate: https://www.nobufil.com/?ref=JanTec (aff)
Get 15% off at Nobufil with the code "JANTEC"!

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Printables: https://www.printables.com/@JanTec
LinkedIn: https://www.linkedin.com/in/wegenerj/

📚 Chapters
00:00 Intro
00:25 Motivation
01:19 Avoid Supports
06:51 Brilliant AD
08:24 Designing for Part Strength
11:04 End

ℹ️ Disclaimer
The links marked with "(aff)" are affiliate links, which means that I receive a commission if you buy through the link - at no extra cost for you! As an Amazon partner, I earn from qualified sales.
Some of the products shown in the video were provided to me free of charge for testing/promotional purposes.
This video was sponsored by Brilliant.