Nozzle → Bead Calculator

Two modes: pick a nozzle (classic) or start from a target bead width (designer mode). Updates live.

Single-file • No dependencies • Responsive

Inputs

Classic mode
Area always shown
Using your dataset values (exact matches for 2, 4, 6, 9, 12, 15, 18, 21, 24 mm).
Dataset table tap to expand
Nozzle (mm) Area (mm²) Eff @ factor (mm²) Bead W×H (mm) Ratio (w/h)

Recommended settings

Nozzle: 6.0 mm
Bead width (mm)
Line width / bead width
Layer height (mm)
Bead height / layer height
Ratio (w/h)
Nozzle area (mm²)
Visual (relative)
W: — H: —
Tip: start with these values, then tune for material/temperature/flow stability. Keep the ratio close unless you have a reason to change it.