Cable Drum Length Estimator

Estimate approximate round cable capacity on a spool from core, flange and winding width. This is a geometric packing estimate, not a verified safe winding limit or bend-radius check. This browser-local calculator updates from numeric inputs and shows a labelled breakdown without uploading your data.

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Result

Worked examples

Core diameter (mm) 300 · Usable flange diameter (mm) 800 · Winding width (mm) 400 · Cable diameter (mm) 20 · Packing factor (%) 70

First calculated quantity: 0.120951 m³

Estimate approximate round cable capacity on a spool from core, flange and winding width. This is a geometric packing estimate, not a verified safe winding limit or bend-radius check.

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