21 Jul 2026 • 12 mins read
PLA, PETG and ASA: which filament for which part?
Printing a part that lives in a car in PLA is wasted time. Heat resistance, brittleness and print difficulty compared side by side.
Deniz Korkmaz
Print settings, maintenance and material notes. Everything here was tried on my own machine and measured.
Printing a part that lives in a car in PLA is wasted time. Heat resistance, brittleness and print difficulty compared side by side.
The crackling sound while printing wet PETG is water flashing to steam inside the nozzle. What six hours at 50°C does to surface quality.