3D College — 3D Printing Guides, Tips & Industry News
Open-Frame vs Enclosed 3D Printers: Making the Right Choice for...
When an open-frame printer is fine and when you genuinely need an enclosure — a practical guide based on materials, not marketing.
Annealing PLA, PETG, and ABS: Does Heat Treatment Actually Improve...
A practical look at annealing 3D printed parts — what works, what doesn't, and how to avoid warping your parts in the oven.
3D Printing Post-Processing: From Layer Lines to Showroom Finish
Transform rough 3D prints into professional-grade finished parts with this comprehensive guide to sanding, priming, painting, and vapor smoothing. Covers techniques for PLA, PETG, and ABS with safety tips.
ABS vs PETG: Which Engineering Filament Is Right for You?
Compare ABS and PETG filaments across key metrics: strength, temperature resistance, printability, and chemical resistance.