Prusament PETG Magnetite 40% vs TPU

Compare Prusament PETG Magnetite 40% and TPU filaments side-by-side so you can pick the right one 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

Green marks the generally easier or more forgiving option in that row, based on tier, enclosure needs, and moisture sensitivity. It is not always the better choice for a specific job, so weigh it against what your project actually needs.

Strengths Comparison

Prusament PETG Magnetite 40% Strengths

    TPU Strengths

    • Excellent layer adhesion; extremely impact resistant; highly durable
    • 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 Excellent layer adhesion; extremely impact resistant; highly durable.
      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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