Questions tagged [bowden]

Questions using this tag should involve the Bowden extruder - a type of FDM extruder that doesn't have the motor mounted to the printer's XY gantry.

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Is there a possibility to reliably print PLA with an Ender 3 that has an all-metal hot end?

I want to use my Ender 3 as a multi-filament-printing printer As many users already have asked, printing PLA with an all-metal hot end is not really recommended. But, if I am attempting to use my ...
JJLC's user avatar
  • 31
1 vote
0 answers
138 views

Consistently inconsistent/blobby first layer

Info: Printer - Creality Ender 3 V2 (slightly modified) replaced original hotend with another standard hotend (same model) PEI coated magnetic bed (printing on rough side.) CRTouch ABL Filament - ...
yasu3d's user avatar
  • 11
11 votes
1 answer
2k views

What is the difference between a Bowden extruder and a direct drive extruder?

As these are the two most commonly used extruder systems in FDM printers, I would like to know what is the difference between them. What are the advantages and disadvantages of using each of them?
kosteklvp's user avatar
  • 1,181
2 votes
2 answers
347 views

Upgrading Bowden Tube on Ender 6 to Capricorn

I'm very new into 3D printing. I brought an Ender 6 and a cover for ABS printing, but the standard white Bowden tube was too short to pass through the hole of the cover. So I'm replacing the Bowden ...
Diego Alves's user avatar
0 votes
2 answers
112 views

Weird Pattern First Layer Extrusion

I'm working on tuning an old Ultimaker 2 Go, and I'm having some weird extrusion issues. The printer uses a Bowden extruder. Extrusion seems to increase and decrease. I don't think it is the filament ...
Gart Hondo's user avatar
3 votes
2 answers
4k views

Ender 5 Plus Bowden tube keeps popping out

My new Ender 5 Plus' Bowden tube keeps popping out of its socket on the extruder mid-print, I've tried several times and it keeps doing it even though it's locked into place securely at the start ...
Tristan Adams's user avatar
6 votes
2 answers
7k views

Cold end coupler stuck on Bowden tube

I have a Creality Ender 3. I've unscrewed the coupler from the drive assembly, but can't get it loose from the tube. The hot end coupler came free easily. I compress the rubber gasket, but it stays ...
Lee's user avatar
  • 206
2 votes
0 answers
48 views

Weird layer cross section resonances

While doing the setup of a new machine I printed a small retraction test which showed that layers at different heights present a varying section. The whole area of the layer is expanding and ...
DarioP's user avatar
  • 121
3 votes
2 answers
3k views

What reasons are there not to convert Ender 3 to direct drive extrusion?

A Bowden tube extruder (like the stock one on an Ender 3) is known to have issues with printing the most flexible TPU, and with filaments that (either due to composition or condition) don't take well ...
Zeiss Ikon's user avatar
  • 1,730
1 vote
3 answers
2k views

Ender 3 V2 under extrusion problems

Every time I start a print, midway during printing, my printer starts to under extrude. I tried lots of different models every time the problem occurs. What should I do about this?
Ahmet Alper Aksu's user avatar
1 vote
1 answer
118 views

How to identify, use, and replace the Copperhead Bowden coupler?

After attempting to remove my Bowden tube for maintenance I have managed to break the coupler used to secure the Bowden tube in my Slice Engineering Copperhead heat sink. I'm having significant ...
NickSuperb's user avatar
2 votes
1 answer
181 views

Direct vs Bowden Extrusion when printing in temperature fluctuating environment

I have a Bowden extrusion printer in my garage. (Printing PLA is smelly and is nothing I want to be exposed to for an extended period of time!) I enclosed the printer within a plastic sheet housing to ...
MeSo2's user avatar
  • 141
0 votes
2 answers
3k views

Ender 3 Extruder Speed / Upgrade

I am attempting to make my Ender 3 Pro print significantly faster than it is intended it I fear. I hear a clicking noise coming from the extruder above 130 mm/s in Cura when it is going in long ...
Tristan Maxson's user avatar
2 votes
1 answer
3k views

Why would my extruder remove the filament all the way out after prints? [Ender 3 v2]

Background I bought an Ender 3 v2 printer, everything has been working fine, been experimenting with harder and higher temperature filaments like different variations of PLA and PETG. Original ...
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3 votes
2 answers
543 views

Bowden-direct hybrid

I've got a direct drive extruder printer, that I have equipped with a Bowden-tube to give it a nice and defined filament path from my spool and to protect it from moisture when it exits my drybox. I'...
Eelco Hoogendoorn's user avatar
1 vote
1 answer
1k views

Filament consistently jamming / clogging in Bowden tube on MP mini 3

I've had this MP Select Mini III for years and years. Lately it's consistently jamming/clogging somewhere between the hot end and the PTFE tubing - but not right away, often when it starts getting to ...
Tom Auger's user avatar
  • 135
1 vote
2 answers
590 views

Replacement teflon (PTFE) liner For Dremel 3D45

I had filament on my 3D45 coming out of threads on the nozzle. To fix this I removed the nozzle to find the PTFE Liner in really bad shape. It looked crushed and deformed. Now the tough part, how do I ...
Michael Swedelson's user avatar
1 vote
2 answers
3k views

Adventurer 3 3D Printer doesn't extrude correctly

I am new to 3D printing which we all are/were at some point. I have no clue how to address the issue which likely is reason why I haven't found the solution yet. So if you see that this question has ...
DubstepZedd's user avatar
1 vote
2 answers
1k views

Filament feed tube

I'm new to 3D Printing and recently purchased an Ender 3D PRO I'm having an issue with the filament guide tube getting pushed out of the nozzle on the feeding mechanism. The assembly instructions don'...
John S's user avatar
  • 13
4 votes
3 answers
8k views

What causes my Bowden tube to melt on the side?

I run a 3D printer farm and I have to replace my Bowden tubes on the printers after about a month or two of use(roughly 1000 hours of use). The Bowden tubes continually melt on the side of the tube ...
Daniel Bozarth's user avatar
1 vote
1 answer
346 views

Adding a Bowden extruder to a direct drive setup

I currently have a single extruder (direct drive) Tronxy X8. I am thinking about adding a second extruder, that I would use only occasionally. I really like the characteristics of the direct drive ...
Dakkaron's user avatar
  • 155
4 votes
1 answer
593 views

Bowden setup keeps jamming between PTFE tube and heatsink

I keep getting a jam where the PTFE tube meets the top of the v6 hot end. I have the PTFE tube all the away in but for some reason it gets a bulge at that spot and will stop printing. It happens with ...
Hellrazor's user avatar
5 votes
3 answers
367 views

Switched to a Bowden setup. Should I retract the filament out at the end of a print?

I switched my Anet A8 over to a Bowden and it's printing great. Moving that weight off has enabled me to almost double the speed and resonance problems have vanished. My question is regarding after ...
Hellrazor's user avatar
6 votes
2 answers
6k views

How does slipping Bowden tube affect retraction or does it at all?

I have an Ender 3 Pro with upgraded Bowden capricorn tube. The tube will move approximately 1-2 mm during normal operation, though it will not come out of the coupler at all. I have read that the ...
Johnny's user avatar
  • 63
6 votes
0 answers
1k views

Horizontal defects when linear_advance enabled?

What could cause that? When linear_advance (v1.5) is "off" (M900 K0) - everything is uniform and smooth, only corners are protruding as expected. When it is "on"...
BarsMonster's user avatar
4 votes
1 answer
6k views

Ender 5: Bowden tube shifts in/out of extruder during retractions

I have an Ender 5 with an aluminum extruder that was printing beautifully for a few days after building it. I received a Capricorn bowden tube and new couplings as a gift, and replaced those, and now ...
Gregir's user avatar
  • 163
1 vote
1 answer
2k views

Ender 3 stock Bowden tube inner diameter? Worth upgrading?

I recall hearing claims that the Ender 3 (maybe only newer units?) has a narrower Bowden tube than some printers that helps with flexible materials, but I can't find any authoritative figures. Does it ...
R.. GitHub STOP HELPING ICE's user avatar
7 votes
4 answers
6k views

What makes an extruder right handed?

I have been looking to buy a new extruder. One of the options I have seen comes in "right handed" and "left handed". What does this mean? How can I tell what my current extruder is, so I get the ...
linuxdan's user avatar
  • 1,403
6 votes
2 answers
1k views

Installing bowden tube into E3D V6

I'm struggling with an upgrade I made to my Creality CR-10. I upgraded the extruder to an E3D V6 hotend. The extruder mount and cooling fans are installed and working, however, I'm doing something ...
SvdSinner's user avatar
  • 303
3 votes
6 answers
21k views

Clogging due to heat creep: buy new cooler or new hotend?

Sadly, I am not able to "repair" my 3D printer. Every time, I want to print something that takes a bit longer to print, the extrusion stops at some point during the print (the first few layers are ...
user avatar
1 vote
2 answers
802 views

Filament gets coiled inside the extruder

A while ago bought a Bowden extruder to replace the old built-in one (It was malfunctioning or something that I cannot remember well). This one in particular has been acquired: The thing is, that ...
Sigma Octantis's user avatar
7 votes
1 answer
514 views

PTFE pulled into extruder gears

I have a Tevo Tarantula, the problem is that PTFE is getting pulled back to the extruder gears and stopping filament extrusion, do you know how to solve this? Image: One hypothesis I have is that ...
AlonMln's user avatar
  • 193
6 votes
2 answers
183 views

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? ...
ifconfig's user avatar
  • 911
5 votes
4 answers
13k views

Bowden tube clog

There's PLA filament clogged in my Bowden tube, is there a best practice for cleaning it out or do I need to replace the whole tube? Also, the couplings are totally stuck, so I guess those would need ...
Matt's user avatar
  • 223
4 votes
3 answers
511 views

Would adding fiberglass packaging tape to a bowden tube be beneficial?

I came across this suggestion on the klipper github, https://www.facebook.com/groups/Hypercube.Evo/permalink/192106034761003/. In order to reduce the stretching in the bowden tube you can add ...
Perplexed Dipole's user avatar
7 votes
3 answers
3k views

Extruder Clicking without Extrusion Problems

I own a DIY Hypercube Evolution equipped with Tevo Titan extruder, Clone Chimera hotend and Capricorn's High-temp PTFE tube. I use RAMPS with Mega and A4988's. During prints, my extruder motor ...
Mehmet Aydın's user avatar
5 votes
2 answers
2k views

What do you call this effect in 3D printing and how can I remove it?

I have a Bowden extruder in my printer setup. Everything works great except this effect which must be related with retraction and is generated on Z layer change: The model itself, is printed in ...
OrElse's user avatar
  • 315
3 votes
1 answer
795 views

Can I use Bowden hotend instead of Wade for a direct extrusion?

I am planning to buy 4 hotends (e3d clones I assume), but I am wondering if the Bowden (long distance) be able to be used as Wade (direct extruder)?. When the pneumatic fitting is removed there is a ...
profesor79's user avatar
  • 1,972
2 votes
2 answers
602 views

Smooth transition between a PTFE tube and the back of a push-fit coupler

I'm creating a reverse Bowden setup to guide my filament from spool to extruder, through a path which contains two couplers in the middle as follows: ...
mhelvens's user avatar
  • 1,001
9 votes
3 answers
3k views

How to straighten PTFE tubes?

PTFE tubes are typically delivered coiled up. And because they are quite stiff, they always want to spring back to their original curvy shape, making them harder to route properly. Is there a way to ...
mhelvens's user avatar
  • 1,001
7 votes
4 answers
12k views

Can I increase retraction length on an E3D v6 beyond 2 mm if I have a really long Bowden tube?

E3D mentions on their own wiki: Excessively long retractions will cause issues by dragging soft filament into cold areas. [...] for bowden systems you might want to go up to 2 mm. Retraction ...
Tom van der Zanden's user avatar