/diy/ - Do It Yourself

printed vertically, Wanhao i3v2, 0.06 layers at 25mm/s and 22.5% infill,no retraction.

i'm fairly happy how this printed but would like to see far less banding, all belts are tight, no mods on printer yet.....

any constructive criticism/advice?
what would you change?

Wanhao i3 v2.1(prusa clone)
Prima Value PLA
205 on the hotend/60 on the bed
12.5mm/s
printed vertically
22.5% infil
no supports
no brim or raft
13,5 hour print time
135mm in total length.

how can i improve the quality? would Z braces help?