Prusament PETG Magnetite 40% vs TPU

Compare Prusament PETG Magnetite 40% and TPU filaments side-by-side. See which one is best for your 3D printing project.

Detailed Comparison

Property
Prusament PETG Magnetite 40%
TPU
Tier Rating
Tier null
Tier S
Family
Specialty
Flexible
Nozzle Temp
270°C
200-240°C
Bed Temp
100°C
30-60°C
Enclosure
not needed
not needed
Cooling
Moderate cooling
Moisture Sensitivity
low
high

Strengths Comparison

Prusament PETG Magnetite 40% Strengths

    TPU Strengths

    • Perfect layer adhesion; extremely impact resistant; nearly indestructible
    • Great for combat robots, tactical/rough-use parts
    • Rubber-like parts (gaskets, grips, bumpers, wheels)

    Considerations

    Prusament PETG Magnetite 40% Caveats

      TPU Caveats

      • Slow printing; retraction can cause jams (especially in Bowden setups)
      • Stringing is common
      • Very moisture sensitive; wet TPU prints poorly

      Frequently Asked Questions

      Is Prusament PETG Magnetite 40% or TPU better for 3D printing?
      TPU is generally rated higher (Tier S) compared to Prusament PETG Magnetite 40% (Tier null). However, the best choice depends on your specific needs: Prusament PETG Magnetite 40% is best for various applications, while TPU is best for Perfect layer adhesion; extremely impact resistant; nearly indestructible.
      What are the temperature differences between Prusament PETG Magnetite 40% and TPU?
      Prusament PETG Magnetite 40% prints at 270°C nozzle / 100°C bed. TPU prints at 200-240°C nozzle / 30-60°C bed.
      Do Prusament PETG Magnetite 40% and TPU need an enclosure?
      Prusament PETG Magnetite 40%: not needed. TPU: not needed.
      Which is more beginner-friendly: Prusament PETG Magnetite 40% or TPU?
      Both Prusament PETG Magnetite 40% and TPU are beginner-friendly options.

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