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Alloy 910 got kind of loopy
Posted: Sat Jun 20, 2015 1:40 pm
by Aflac
So I tried out some taulman alloy 910.... And it loss like this. Any one have any ideas what would cause that?
Re: Alloy 910 got kind of loopy
Posted: Sat Jun 20, 2015 7:19 pm
by jmpreuss
Aflac wrote:So I tried out some taulman alloy 910.... And it loss like this. Any one have any ideas what would cause that?
I haven't tried that filament yet but in general it looks like either you are overextruding, need to do more retraction, or are printing too hot (or some combination of the three). A picture from the side would be helpful to confirm/deny the overextruding.
Re: Alloy 910 got kind of loopy
Posted: Sat Jun 20, 2015 7:49 pm
by Aflac
I've noticed that after I hit stop on it it keeps extruding for several seconds after the motor stops.....and is not like oozing out it's more like full extrusion....but just of pressure built up....and I have no idea how to stop that
Re: Alloy 910 got kind of loopy
Posted: Sun Jun 21, 2015 4:51 pm
by JFettig
Not really sure what I'm looking at but are those big overhangs?
Re: Alloy 910 got kind of loopy
Posted: Sat Jul 11, 2015 1:48 am
by travelphotog
I have been printing with 910 now for over a month and have had great results on my projects with it. What temp are you printing it at?
Re: Alloy 910 got kind of loopy
Posted: Sat Jul 11, 2015 12:04 pm
by Aflac
travelphotog wrote:I have been printing with 910 now for over a month and have had great results on my projects with it. What temp are you printing it at?
i was printing it at 248
Re: Alloy 910 got kind of loopy
Posted: Sat Jul 11, 2015 12:14 pm
by JFettig
I still can't figure out what is going on in that picture - do you have any others from different angles?
I didn't bother printing at the specified temp, the ezstruder couldn't really grip and it took a ton of force to get filament to push through, I ended up at 260C to print 40mm/s and it prints quite nice. I used a 6mm retraction, if I let the hot end sit idle, it would ooze out pretty bad like you say. It always oozed at the beginning and end of the print when its not actually printing but I never ended up with globs, only strings.
Re: Alloy 910 got kind of loopy
Posted: Mon Jul 13, 2015 2:00 am
by travelphotog
Aflac wrote:travelphotog wrote:I have been printing with 910 now for over a month and have had great results on my projects with it. What temp are you printing it at?
i was printing it at 248
I would move up to 260 if your hotend can take it. I had not used it since the move soi= I forgot and started at 245 like you... It failed right away. Thought maybe it was wet from being left out... But also recalled printing at 260 i thought so ran a fast test and it worked right away, nothing else changed. Went and printed the main print I wanted before at the "new" 260 temp and it cleared up my issues right away and did great. In a few hours I had another perfect 910 print. It just seems to not like being printed below 260 for me at least.