3D Printing Stack Exchange
3D Printing Stack Exchange

Questions tagged [tpu]

Thermoplastic polyurethane, class of polyurethane plastic with good elastic properties. Type of TPE plastic.

9 questions
5
votes
2 answers

What are the limiting factors when trying to print flexible filaments with a Bowden extruder setup?

Other than the most obvious issue with the filament kinking in the tube, what other issues could arise when trying to print flexibles (i.e. TPU/TPE, Nylon, etc.) with a Bowden style extruder setup? Can the kinking issue be alleviated by a…
ifconfig
  • 851
  • 4
  • 12
  • 29
5
votes
2 answers

Part cooling fan on when printing TPU?

I could have sworn I read somewhere that when printing with TPU to make sure the part cooling fan is blowing. But I just did a quick Googling and couldn't find anything stating such on Matter Hackers or All3dp. I currently don't have a part cooling…
Lux Claridge
  • 829
  • 2
  • 10
  • 28
4
votes
2 answers

TPU Filament in Dremel 3D20?

I recently got a Dremel 3D20, and I understand it only takes PLA filament according to the Dremel site. However, I was wondering if anyone has successfully used TPU filament or knows it will work fine. I’m more than happy to use other software to…
Surge
  • 43
  • 4
4
votes
2 answers

How to print TPU material with 3D printer

Is there anything special for printing TPU material e.g extruder or temperature? It's my first time printing TPU material, so if you have any photos, it would be great if you can share them.
Dream Developer
  • 193
  • 9
3
votes
3 answers

Can any filament be used in with any 3D printer?

I recently heard that the 3D printing lab at my college can do fused-deposition with ABS and PLA, but I would like to use TPU, for greater flexibility. Is it possible to feed a TPU filament into the same machine built for ABS/PLA? Or is there no…
William R. Ebenezer
  • 133
  • 4
2
votes
3 answers

Root cause fix for TPU overhang failures

Lately I've been having a lot of trouble with printing overhangs in TPU. The failures are very geometry/toolpath dependent, entirely reproducible in their location (same gcode gives same failures each time it's printed), and seem to occur where…
R.. GitHub STOP HELPING ICE
  • 10,302
  • 4
  • 24
  • 57
2
votes
1 answer

My printer clogs after Printing TPU! How can I fix it back up?

After printing some parts in TPU, I encountered continuous clogging after returning to PLA. Not right out of the bat, but after about an hour or such, all prints I started since the swap back clog after about an hour. I use an Ender-3, Bowden Style,…
Trish
  • 20,169
  • 10
  • 43
  • 92
1
vote
2 answers

How does direct drive conversion allow higher print temperatures?

I have an Ender 3, currently in stock Bowden extruder configuration. I want to be able to print nylon and TPU, both of which require temperature too high for the tolerance of the PTFE Bowden tube (as well as the issues with the flexible filament in…
Zeiss Ikon
  • 1,596
  • 3
  • 26
1
vote
4 answers

Ender 3 with direct drive has severe stringing printing TPU

I recently upgraded my Ender 3 Pro with a direct drive kit, primarily so I can print soft materials like TPU. I bought a spool of Overture TPU to try it out. I'm getting really bad stringing on every print, to the point where it's pretty much…
Robert
  • 347
  • 5
  • 14