3D Printing Filament Length Calculator
Metal PLA • 3.00mm
PLA blend with metal powder for weight and metallic finish. Estimate remaining filament length from spool net weight using material density and diameter cross-sectional area.
Selected Profile
Density
2.3 g/cm3
Diameter
3 mm
Length Estimation
Input net filament weight on spool. Result updates instantly.
Estimated Remaining Length
0.00 m
0.0% of full spool
Formula details
Volume (cm3) = Weight (g) / Density (g/cm3)
Radius (cm) = (Diameter (mm) / 10) / 2
Area (cm2) = PI * Radius^2
Length (m) = (Volume / Area) / 100