Nozzle Diameter

Also known as: Nozzle Size

beginner Hardware

The diameter of the nozzle opening, determining line width and detail level.

Nozzle diameter is the size of the hole at the tip of the nozzle. Standard is 0.4mm, but various sizes are available for different purposes.

Common Sizes

SizeUse Case
0.2mmFine detail, miniatures
0.4mmStandard, all-purpose
0.6mmFaster prints
0.8mmFast, strong parts
1.0mmVery fast, large prints

Relationship to Layer Height

Max layer height ≈ 75% of nozzle diameter

  • 0.4mm nozzle → 0.3mm max layer
  • 0.6mm nozzle → 0.45mm max layer

Trade-offs

  • Smaller = more detail, slower
  • Larger = faster, less detail