Have you ever had a spool of PLA filament that snap in your hand like uncooked spaghetti? Or perhaps the filament broke inside the PTFE tube? Why does this happen, and how can it be avoided?
Explanations here: https://ekunn.com/blog/2025/11/26/why-does-pla-filament-sometimes-snap-like-spaghetti/
© cover image: Zack Freedman