I keep trying but this Esun Marble PLA bubbles up. Esun rates it at 190-220C
I’ve tried cooler / hotter extruder , cooler hotter bed 70-90C
Raising nozzle, lowering nozzle ( as you see in the lines here )
Reducing flow to 95%
Reducing speed to 20mm/s
Drying filament
What else can I try?