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failed bunny

Posted: Fri Jul 18, 2014 10:55 am
by gaexcalibur
I forgot a picture of the bunny but I am having layers split on large pieces, small stuff works perfect every time but large items I am getting serious layer separation so here are the settings
; layer_height = .2
; perimeters = 5
; top_solid_layers = 5
; bottom_solid_layers = 3
; fill_density = .3
; perimeter_speed = 30
; infill_speed = 30
; travel_speed = 200
; nozzle_diameter = 0.5
; filament_diameter = 1.75
; extrusion_multiplier = 1
; perimeters extrusion width = 0.45mm
; infill extrusion width = 0.45mm
; solid infill extrusion width = 0.45mm
; top infill extrusion width = 0.40mm
; first layer extrusion width = 0.60mm

bed temp 85
nozzle temp 235
printing with abs
no layer fan
no bed adhesion issues, elmers works very well for me so far piece does not move no matter what.
my major problem is the layers splitting apart while printing so any advice is welcome. when I get home tonight the project will be done so I can get a picture.

Re: failed bunny

Posted: Fri Jul 18, 2014 11:03 am
by Eaglezsoar
What is the actual nozzle size?

Re: failed bunny

Posted: Fri Jul 18, 2014 11:19 am
by Mac The Knife
Travel speed 200? you might need to slow that down a little like maybe to 50 - 60 mms.

Re: failed bunny

Posted: Fri Jul 18, 2014 11:32 am
by geneb
Travel speed can be that high - it's the rapid movement from place to place while extrusion is not occurring.

g.

Re: failed bunny

Posted: Fri Jul 18, 2014 12:51 pm
by nitewatchman
My default speed is that high 200 or 250mm/sec.

Re: failed bunny

Posted: Fri Jul 18, 2014 3:03 pm
by gaexcalibur
.5 mm nozzle size rostock max v2 nothing changed from factory

Re: failed bunny

Posted: Mon Jul 21, 2014 1:19 pm
by Eaglezsoar
gaexcalibur wrote:.5 mm nozzle size rostock max v2 nothing changed from factory
With a .5 nozzle, I believe that all the width settings should be .55mm.
Someone correct me if I am not correct.

Re: failed bunny

Posted: Sat Jul 26, 2014 10:32 pm
by gaexcalibur
failed bunny.jpg
ok hope this works for posting this picture i have an image of the split bunny

Re: failed bunny

Posted: Sun Jul 27, 2014 6:11 am
by Eaglezsoar
Take a look at these links, I think they may be of some help for you.
http://forum.seemecnc.com/viewtopic.php?f=37&t=4574
http://forum.seemecnc.com/viewtopic.php?f=62&t=2678