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DEW Home
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Turning / Milling Power & Force Calculator
Decision Tools
Turning / Milling Power & Force Calculator
Free engineering calculator - no signup, runs in your browser.
DEW Machine Shop Tools
Turning / Milling Power & Force
Inputs
Workpiece (specific cutting force kc)
Steel (2500 N/mm²)
Alloy / Stainless (2900)
Cast iron (1400)
Aluminum (800)
Titanium (3000)
Brass (1200)
Cutting Speed vc (m/min)
Depth of Cut aₚ (mm)
Feed (mm/rev or mm/tooth)
Machine Efficiency (%)
CALCULATE
Readout
CUTTING POWER
—
kW
CUTTING FORCE Fc
—
N
MOTOR POWER & MRR
—
Fixed-kc sizing estimate (±20–30%). For milling, multiply by teeth in cut. Keep spindle margin.
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