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    Z-Axis Milling Force, Torque, & Power Calculator – Kennametal

    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

    inmm
    Machining Conditions

    Machining Conditions

    sfm m/min
    in mm
    in. IPT (chip load) mm
    Machinability factors
    Most Common
    Workpiece Materials     		Cm at 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
    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)
    MRRcm3/min
    in.2mm2
    Calculated Required Power

    Calculated Required Power

    HPckW
    hpkW

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