Most box models are designed with holes and are slow to print because of the jumps. Mine use only walls and infill. You'll need to slice it correctly for this result (see 3mf files).
Print time on Prusa XL
Box:
1 in a print: 40 mins,
2 in a print: 56 min (26 mins each)
4 in a print: 105 min (24 mins each)
Lid:
1 in a print: 8 mins,
2 in a print: 14 min (7 mins each)
4 in a print: 28 min (7 mins each)
Print Settings
All profiles are based on 0.6 nozzle and 0.32 layer height.
Lid
From 0 to 2 mm
Infill: Grid 60%
Bottom solid layer: 0
Top solid layer: 0
Perimeters: 10
From 2 to 8 mm (for better threads only)
Layer height: 0.2m
Box
From 0 to 2 mm
Infill: Grid 60%
Bottom solid layer: 0
Top solid layer: 0
Perimeters: 5
From 47 to 53 mm (for better threads only and overhang)