Rough exterior on print

Print on Mk4 ASA .6mm nozzle. Organic supports. Slicer v2.9.1. Latest mk4 firmware

So the outside of the cylinder is rough but the inside is clean all around. Why? 3 perimeters. Gyroid infill 20% Angle is less than 45deg.

Print on Mk4 ASA .6mm nozzle. Organic supports. Slicer v2.9.1. Latest mk4 firmware

So the outside of the cylinder is rough but the inside is clean all around. Why? 3 perimeters. Gyroid infill 20% Angle is less than 45deg.