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Formlabs
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2026-07-24latest coverage
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Guides
UL 94 V-0, Explained: A Practical Guide to Flame-Retardant 3D Printing Materials
A V-0 rating is always tied to a wall thickness — here's what UL 94, FAR 25.853 and ASTM E662 actually certify, which flame-retardant filaments, resins and powders you can buy, and why printing certified material does not give you a certified part.
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Guides
The Science of UV Post-Curing Resin Prints: Wavelength, Time, and Temperature
Post-curing is the most underestimated variable in MSLA and DLP resin printing. Get the wavelength, timing, and temperature wrong and your parts will be brittle, tacky, or dimensionally unstable regardless of how well they printed.