Moisture Content in 3D Printing Filaments and Dust Emissions
Author Information
Author(s): Karwasz Anna, Osiński Filip, Kaczmarek Weronika, Furmaniak Kacper, Rojek Izabela
Primary Institution: Poznan University of Technology
Hypothesis
How does the moisture content in polylactic acid (PLA) filaments affect dust emissions during 3D printing?
Conclusion
Higher moisture content in PLA filaments significantly increases dust emissions during the 3D printing process.
Supporting Evidence
- Higher filament humidity correlates with increased dust emissions.
- Dry filaments produced lower average dust emissions compared to humid filaments.
- Variability in dust emissions increased with higher filament moisture content.
- At 0.83% humidity, the highest average emissions were observed.
- Moist filaments may lead to irregular dust emissions due to variable viscosity.
Takeaway
If you use wet plastic for 3D printing, it makes more dust than dry plastic, which can be bad for your health.
Methodology
The study involved testing PLA filaments with varying moisture levels in a controlled 3D printing environment, measuring dust emissions using Plantower PMS3003 sensors.
Limitations
The study's results may vary due to environmental conditions such as humidity and temperature during testing.
Digital Object Identifier (DOI)
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