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Abrasive filaments: which nozzle should I use?  

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Lvet
 Lvet
(@lvet)
Estimable Member
Abrasive filaments: which nozzle should I use?

I have an MK4S with the stock HF0.4 nozzle and would like to test printing with carbon fiber filaments. Since these are abrasive, I understand that I should replace the existing nozzle with a hardened one. Are there any hardened nozzles on the market that are directly compatible with the MK4S, or will I need to purchase the V6 Nozzle Adapter?

I’m a bit confused about the available options.

Best Answer by JP Guitars:

Here you go:

https://www.prusa3d.com/product/e3d-prusa-nozzle-high-flow-obxidian-0-4-mm/

You can also use a V6 Nozzle and an adapter, which is what I do as when I wanted one I could not get a nextruder version

Napsal : 12/11/2024 2:31 pm
JP Guitars
(@jp-guitars)
Reputable Member
RE: Abrasive filaments: which nozzle should I use?

Here you go:

https://www.prusa3d.com/product/e3d-prusa-nozzle-high-flow-obxidian-0-4-mm/

You can also use a V6 Nozzle and an adapter, which is what I do as when I wanted one I could not get a nextruder version

Napsal : 12/11/2024 2:41 pm
Lvet se líbí
Lvet
 Lvet
(@lvet)
Estimable Member
Topic starter answered:
RE: Abrasive filaments: which nozzle should I use?

 

Posted by: @jp-guitars

Here you go:

https://www.prusa3d.com/product/e3d-prusa-nozzle-high-flow-obxidian-0-4-mm/

You can also use a V6 Nozzle and an adapter, which is what I do as when I wanted one I could not get a nextruder version

Thanks 😀 
Unfortunately it's out of stock. I see there is also a: "Prusa Nozzle ObXidian - 0.4 mm" not High Flow.
https://www.prusa3d.com/product/prusa-nozzle-obxidian-0-4-mm-2/

Is there going to be a substantial difference in printing speed?

Napsal : 12/11/2024 7:09 pm
JP Guitars
(@jp-guitars)
Reputable Member
RE: Abrasive filaments: which nozzle should I use?

Sorry, no idea. I've got a mk4 with mmu so no use for the high flow on mine.

In the UK at least there are a few other suppliers for obxidian nextruder nozzles, for instance those below so worth searching where you live

https://e3d-online.com/products/genuine-e3d-obxidian-high-flow-prusa-nozzles?variant=41687283302459

https://www.123-3d.co.uk/E3D-Prusa-Nozzle-High-Flow-Obxidian-0-4mm-i11800-t135738.html

Napsal : 12/11/2024 7:18 pm
Lvet
 Lvet
(@lvet)
Estimable Member
Topic starter answered:
RE: Abrasive filaments: which nozzle should I use?

Thanks again! 😀 I found the High Flow nozzle through a local supplier here in Spain.
One additional question: Do I need to adjust the temperature because the nozzle isn’t made of brass?

I assume the metal in the ObXidian nozzle has a different heat transfer coefficient than brass.

Napsal : 12/11/2024 9:14 pm
JP Guitars
(@jp-guitars)
Reputable Member
RE: Abrasive filaments: which nozzle should I use?

No, leave it the same

Napsal : 12/11/2024 9:47 pm
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