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Your Filament Is Wet — and You Don't Know It

  • Writer: Matthew Duffey
    Matthew Duffey
  • Apr 23
  • 1 min read

Stringing, blobs, weak layers, popping sounds from the hotend — you've adjusted retraction, swapped the nozzle, and re-leveled the bed. The real culprit is almost always sitting on your spool. This guide covers how moisture gets into filament, how to diagnose it by material, and how to actually fix it — including where PCTG fits in as one of the most storage-forgiving engineering materials available.


 
 
 

Comments

Enjoyed this? I don't just write about additive manufacturing — I build with it.  

 

Five machines. 8,400+ hours of refining materials with purpose and intention — from cosmetic PLA to carbon-filled PCTG — it produces real results.

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A decade of industrial AM applied to everyday life — from aerospace to your family's front door.

 

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