poor cohesion ABS

[limburgmetaal 9]

i have printed with this reel of ABS before and worked fine, but for some reason there is a poor cohesion between the lines

result a, brittle part that is not good

Table 60°

Extruder 220°

Fan Off

layer height 0.2mm

speed 3600mm/min

Nozzle 0.4

anybody any idear?

[ultiarjan 1,207]

sure, you need more heat;

try bed 90-100c

extruder (depend on type of ABS) with 0.2 layers I guess minimal, 240c but probably even higher.

enclose your printer; minimal the front, but better also the top;

https://www.youmagine.com/designs/ultimaker2-top-cover-clips

https://www.youmagine.com/designs/um2-minimalist-front-panel

[limburgmetaal 9]

will thinnen layers be better or worse?

Edited November 28, 2016 by Guest