PETG (detailed) on Prusa MK4 / Core One family

official

Test on scrap first. Settings are starting points from the linked source. Dry hygroscopic filaments before printing.

Printer

Prusa MK4 / Core One family

Filament brand

Prusa / Prusament

Filament type

PETG (detailed)

Slicer

PrusaSlicer

Nozzle size

0.4 mm

Nozzle temp

230 °C first / 240 °C others

Bed temp

85 °C first / 90 °C others

Notes

Prusa PETG article recommended temps. Cool for detail; fan off first layers then ~50% for strength tradeoff.

Source: Prusa Knowledge Base · 2026-01-01

Summarized from the linked source. Always test on scrap before production runs.