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Slic3r for MMU2 support - can I make a solid base?  

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Mirar
(@mirar)
Estimable Member
Slic3r for MMU2 support - can I make a solid base?

When trying to use soluble support with MMU2, the base turns out like this:

this means that if the nozzle touches anything, it will start to unravel everything from the hotbed, in a long string. This happens without failure...

How do I make the first (support) layer solid so it sticks to the bed?

Napsal : 25/11/2018 2:23 pm
JuanCholo
(@juancholo)
Honorable Member
Re: Slic3r for MMU2 support - can I make a solid base?

you have to use the glue stick if i remember. and the BVOH has to be REALLY dry, it sucks in water fast and usually you have to bake it for a few hours to dry it back out. even NEW in the bag it can be too wet.

found this
https://shop.prusa3d.com/forum/general-discussion-announcements-and-releases-f53/bad-adhesion-soluble-interface-to-supports-t25864.html#p116143

“One does not simply use a picture as signature on Prusa forums”

Napsal : 26/11/2018 7:29 pm
Mirar
(@mirar)
Estimable Member
Topic starter answered:
Re: Slic3r for MMU2 support - can I make a solid base?

Oh, it sticks just as well as PLA, that is - it's fine if it's making a solid wide base. I guess the answer is that this is a slic3r bug, so I'll file that as an issue.

Napsal : 27/11/2018 5:54 am
JuanCholo
(@juancholo)
Honorable Member
Re: Slic3r for MMU2 support - can I make a solid base?

can you link to the bug on github?

“One does not simply use a picture as signature on Prusa forums”

Napsal : 27/11/2018 1:50 pm
Mirar
(@mirar)
Estimable Member
Topic starter answered:
Re: Slic3r for MMU2 support - can I make a solid base?


can you link to the bug on github?

https://github.com/prusa3d/Slic3r/issues/1445

Napsal : 30/11/2018 10:38 pm
AbeFM
(@abefm)
Member
Re: Slic3r for MMU2 support - can I make a solid base?

I had the same thought. There's SO little interest in making the machines work on Prusa's end that I've entirely stopped even bringing them in on issues. The community solves some problems.

Subscribed.

I maintain an informal list of San Diego, CA 3D printing enthusiasts. PM me for details. If you include a contact email and I can add you to the informal mailing list.

Napsal : 02/12/2018 9:19 pm
Flaviu
(@flaviu)
Estimable Member
Re: Slic3r for MMU2 support - can I make a solid base?


I had the same thought. There's SO little interest in making the machines work on Prusa's end that I've entirely stopped even bringing them in on issues. The community solves some problems.

Subscribed.

Maybe they are busy promoting their new sla machine especially because it is 3x as expensive as the chinese ones. 😉

Napsal : 07/12/2018 1:52 pm
AbeFM
(@abefm)
Member
Re: Slic3r for MMU2 support - can I make a solid base?


you have to use the glue stick if i remember. and the BVOH has to be REALLY dry, it sucks in water fast and usually you have to bake it for a few hours to dry it back out. even NEW in the bag it can be too wet.

found this
https://shop.prusa3d.com/forum/general-discussion-announcements-and-releases-f53/bad-adhesion-soluble-interface-to-supports-t25864.html#p116143

I've seen the same thing, no matter how dry I keep it, things seem to go better after getting baked. 🙂

I use wood glue diluted in alcohol in a spray bottle and it gives me a nice thin coating that dries quickly and evenly.

I maintain an informal list of San Diego, CA 3D printing enthusiasts. PM me for details. If you include a contact email and I can add you to the informal mailing list.

Napsal : 11/12/2018 7:20 pm
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