Calculation

Radial Engagement

Created on · radial-engagement

Calculates engagement angle and average tooth count from radial width of cut.

Cutter diameter

Radial width of cut

Teeth

Feed per tooth

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Observe machine limits and actual tool geometry.

φ = arccos(1 − 2ae/D)z_E = z · φ/(2π)

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