Filament Drying without a Filament Dryer

Modified on Sun, 21 Jan at 4:13 PM

Some newer enclosed printers will have feature built in to allow you dry your filament without a dryer using the printer hotbed that can fit the spool size. The only thing other thing you need is original filament box or you can print a cover/enclosure


Printable Drying Cover

https://www.printables.com/model/347613-bambu-lab-filament-drying-cover

Printable Drying Cover with Fan Add-on (to reduce drying time) 

https://www.printables.com/model/309471-printer-bed-filament-drying-case


For Bambu X1 Series, you can use built on prompt to dry your filament using printed part or cardboard filament box.

https://wiki.bambulab.com/en/general/bambu-filament-drying-cover



Please Read general Warning: Ensure you dry within and below the glass transition temperature of the filament and the some cardboard or PC spool under it temperature to prevent spool warping or the cardboard spool glue loosening.

https://support.dremc.com.au/support/solutions/articles/51000292935-filament-drying-time-recommendation



How to dry filament using 3d printer bed and filament box.

Video Guide: https://youtu.be/WC3jvuq-uq8?si=C4lTx3Ib-eDk-zCT&t=106

You may need edit gcode to keep the hot bed at temperature for extended period such as using: https://www.printables.com/model/702117-filament-drying-gcode-generator



Photo Coming Soon


For a Pizza Style Filament Box Only


  1. Cut the lid of the pizza style box off.
  2. Poke some holes on the bottom of the filament box.
  3. Place the filament into the filament box
  4. Place the filament box with filament within onto the 3d printer bed with the holes punched facing upwards.
  5. Ensure there is small gap at bottom between cardboard and print bed to allow fresh air pull naturally from bottom by the heat.
  6. Using above G-Code to set the bed to desire drying temperature, be present during the dry process.


Do you have more questions? Please contact us.


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