Fiberlogy FiberFlex 40D vs TPU
Compare Fiberlogy FiberFlex 40D and TPU filaments side-by-side. See which one is best for your 3D printing project.
Fiberlogy FiberFlex 40D
-Versatile 3D printing filament
TPU
SThermoplastic Polyurethane
Perfect layer adhesion; extremely impact resistant; nearly indestructible
Detailed Comparison
Property
Fiberlogy FiberFlex 40D
TPU
Tier Rating
Tier null
Tier S
Family
Flexible
Flexible
Nozzle Temp
230°C
200-240°C
Bed Temp
60°C
30-60°C
Enclosure
not needed
not needed
Cooling
Moderate cooling
Moisture Sensitivity
low
high
Strengths Comparison
Fiberlogy FiberFlex 40D 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
Fiberlogy FiberFlex 40D 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 Fiberlogy FiberFlex 40D or TPU better for 3D printing?
TPU is generally rated higher (Tier S) compared to Fiberlogy FiberFlex 40D (Tier null). However, the best choice depends on your specific needs: Fiberlogy FiberFlex 40D is best for various applications, while TPU is best for Perfect layer adhesion; extremely impact resistant; nearly indestructible.
What are the temperature differences between Fiberlogy FiberFlex 40D and TPU?
Fiberlogy FiberFlex 40D prints at 230°C nozzle / 60°C bed. TPU prints at 200-240°C nozzle / 30-60°C bed.
Do Fiberlogy FiberFlex 40D and TPU need an enclosure?
Fiberlogy FiberFlex 40D: not needed. TPU: not needed.
Which is more beginner-friendly: Fiberlogy FiberFlex 40D or TPU?
Both Fiberlogy FiberFlex 40D and TPU are beginner-friendly options.