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Force, Torque, and Power

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

Baseline Carbide Tooling Information
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
Z axis Mill Nomenclature

Z axis Mill Nomenclature

in mm
Machining Conditions

Machining Conditions

sfm m/min
in mm
in. IPT (chip load) mm
Machinability factors
Machinability factors
Most Common
Workpiece Materials 		Cm at W/D ratios:
W/D < = 0.66 0.66 < W/D < 1.0 W/D = 1.0
Aluminum alloys 1.0 1.05 1.1
Carbon and alloy steels 1.0 1.15 1.3
Cast irons 1.0 1.15 1.3
Titanium alloys 1.0 1.20 1.4
Stainless steel, High-temperature alloys 2.0 2.15 2.3
Machine Tool Efficiency factors
Machine Tool Efficiency factors
Direct Belt Drive .9
Back Gear Drive .75
Geared Head Drive .7-.8
Oil - Hydraulic Drive .6-.7
Calculated Machining Conditions

CalculatedMachiningConditions.heading.label

RPM
IPM (no productivity formula) mm/min (no productivity formula)
MRR cm3/min
in.2 mm2
Calculated Required Power

Calculated Required Power

HPc kW
hp kW

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