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Force, Torque, and Power

Calculate Tangential Force, Torque, and Machining Power for Face Milling Applications.

These calculations are based upon theoretical values and are only intended for planning purposes. Actual results will vary. No responsibility from Kennametal is assumed.

Conversion of Workpiece Material Rockwell (Optional)
Metric
Inch

Conversion of Workpiece Material Rockwell (Optional)

Skip this step if you already know the Brinell hardness number(HB)
Characteristics of Workpiece Materials

Characteristics of Workpiece Materials

HB
PSI N/mm 2
Ultimate Strength shown for generic steel. Please enter the actual value of your workpiece material if available, for better accuracy You may look up this info through websites such as www.matweb.com
Face Mill Nomenclature

Face Mill Nomenclature

inmm
Machining Conditions

Machining Conditions

(SFM)m/min
in (DOC)mm (DOC)
in (WOC)mm (WOC)
in. (IPT) (chip load)mm
Most Common
Workpiece Materials 		W/D  ratios:
W/D < = 0.660.66 < W/D < 1.0W/D = 1.0
Aluminum alloys1.01.051.1
Carbon and alloy steels1.01.151.3
Cast irons1.01.151.3
Titanium alloys1.01.201.4
Stainless steel, High-temperature alloys2.02.152.3
Direct Belt Drive.9
Back Gear Drive.75
Geared Head Drive.7-.8
Oil - Hydraulic Drive.6-.9
Calculated Machining Conditions

Calculated Machining Conditions

rpm
(IPM) (no productivity formula)mm/min (no productivity formula)
in. (chip load at the cut)mm (no productivity formula)
(IPM) (with productivity formula)mm/min (with productivity formula)
(MRR) (no productivity formula)cm3/min (no productivity formula)
(MRR) (with productivity formula)cm3/min (with productivity formula)
in.2mm2
Calculated Required Power

Calculated Required Power

lbN
Nm  in.-lb  ft-lbNmm
Machining Power

Machining Power

(HPc)KW
hpKW
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