Filament Dryer

Also known as: Filament Dehydrator, Dryer Box

beginner Hardware

Device that removes moisture from filament to prevent print quality issues.

A filament dryer removes absorbed moisture from hygroscopic filaments, preventing printing issues like popping, stringing, and weak layer adhesion.

Why Dry Filament

Wet filament causes:

  • Popping/crackling sounds
  • Steam bubbles in print
  • Poor surface quality
  • Weak layer adhesion
  • Stringing

Drying Temperatures

MaterialTempTime
PLA45-50°C4-6 hrs
PETG65°C4-6 hrs
ABS65°C4 hrs
Nylon70-80°C6-12 hrs
TPU50°C4-6 hrs

Options

  • Dedicated filament dryers
  • Food dehydrator
  • Oven (carefully!)
  • Dry box with desiccant