Re:Things I would like to 3D print
by numpad0 on Sunday November 07, 2021 @12:38PM
(#29141577)
Pritt-Stick works, but I have yellow painter’s masking tape on plain sheet of aluminum. Bed’s not even particularly flat, but works for me, no mess.
Couple things that comes off my head that caused my “adhesion problems” over past years were incorrect Z=0 height, uneven bed, rigidity issue on moving bed, and worn out nozzle. Worn out nozzle is easy to spot, if your extruded material curls up before dropping down, that nozzle is done.
It had been more often an excessive or uneven force forcing print to depart from bed, than print simply detaching for lack of reasonable adhesion.
Also, a last-resort workaround is to put the model in the air so first 5mm(1/4”) or more is just supports. Support material is more tolerant and top of it is naturally more flat and parallel. Downside is that the bottom of the print looks just bad.
Couple things that comes off my head that caused my “adhesion problems” over past years were incorrect Z=0 height, uneven bed, rigidity issue on moving bed, and worn out nozzle. Worn out nozzle is easy to spot, if your extruded material curls up before dropping down, that nozzle is done.
It had been more often an excessive or uneven force forcing print to depart from bed, than print simply detaching for lack of reasonable adhesion.
Also, a last-resort workaround is to put the model in the air so first 5mm(1/4”) or more is just supports. Support material is more tolerant and top of it is naturally more flat and parallel. Downside is that the bottom of the print looks just bad.