Free chip thinning calculator

Calculates tooth feed and chip thickness under radial engagement and relief angle.

Cutter diameter

Width of cut

Target chip thickness

Entering angle

Teeth

Spindle speed

How to use the result

The calculation describes the specified model. Check the tool, workholding, and machine limits before use.

fz = h_max / (sin κ · 2√(ae/D · (1−ae/D))) at ae < D/2

Sources: https://www.sandvik.coromant.com/en-gb/knowledge/machining-formulas-definitions/milling-formulas-definitions