How to Dry Filament: Dryer Box vs Dehydrator vs Heated Bed
MizuMakes may earn a commission from links in this post. If you print brackets, enclosures, or anything that sees load, wet filament is a mechanical problem as well as a cosmetic one. Water absorbed into the plastic turns to steam in the hot end. Prusa’s drying guide says high moisture content can cause low layer adhesion, blobs on the prints, and bubbling and smoke during extrusion. Layer adhesion is already the weak axis of an FDM part, and TDS numbers are measured on ideal specimens, so you don’t want to give up more Z-strength to steam voids. ...