Calculated Industries 4087 User Manual - — 3

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    RPM – Milling ................................................................................................26

    RPM – Turning ..............................................................................................27

    RPM – Drilling ...............................................................................................27

  FEED RATE .....................................................................................................28

      Feed Rate – Based on Cutting Feed and RPM (for Turning) .......................28

      Feed Rate – Based on Cutting Feed and RPM (for Drilling) ........................28

      Feed Rate – Based on Feed per Tooth, RPM and # of Teeth ......................29

  CUTTING SPEED ............................................................................................30

    Cutting Speed – Milling .................................................................................30

    Cutting Speed – Turning ...............................................................................31

    Cutting Speed – Drilling ................................................................................31

    Cutting Speed – Using Metric Mode .............................................................32

  FEED PER TOOTH (CHIP LOAD) ...................................................................33

    Feed per Tooth – Based on Cutting Feed and # of Teeth  ...........................33

    Feed per Tooth – Based on Feed Rate, RPM and # of Teeth ......................34

  RADIAL CHIP THINNING ...............................................................................34

    Radial Chip Thinning –  

    Based on Feed per Tooth, Tool Diameter and Cut Depth  ...........................34

  CUTTING FEED ..............................................................................................35

    Cutting Feed – Based on Feed per Tooth and # of Teeth ............................35

    Cutting Feed – Based on Feed Rate and RPM  ...........................................36

  DRILL SIzES ....................................................................................................36

    Numeric Drill Size Entry ................................................................................37

    Letter Drill Size Entry ....................................................................................37

    Inch Drill Size Entry .......................................................................................38

    Millimeter Drill Size Entry ..............................................................................39

  DRILL POINT ...................................................................................................40

  THREAD SIzING .............................................................................................40

    Internal Thread ..............................................................................................41

    External Thread .............................................................................................42

    Thread Classification ....................................................................................42

    Changing Thread Classes ............................................................................42

    Changing a U.S. Thread Classification ........................................................43