Общий каталог Mitsubishi 2020 - 2021 - страница 1741

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END MILL FEATURES AND SPECIFICATION

y NOMENCLATURE

Cutter sweep Neck Body (Cutting part) Shank (Handle)

Diameter Shank diameter Length of cut Overall length

Land width Corner Concavity angle of end cutting edge

End cutting edge Peripheral cutting edge Relief width (Flank width) End gash Radial primary relief angle

Radial secondary Axial rake angle clearance angle Helix angle Radial rake angle Axial primary relief angle Axial secondary clearance angle

y COMPARISON OF SECTIONAL AREA OF CHIP POCKET

2-flutes3-flutes4-flutes6-flutes
50%45%40%20%

y CHARACTERISTICS AND APPLICATIONS OF DIFFERENT-NUMBER-OF-FLUTE END MILLS

2-flutes3-flutes4-flutes6-flutes
ture AdvantageEffective chip disposal. Horizontal feed milling possible.Effective chip disposal. Horizontal feed milling possible.High rigidity.High rigidity. Superior cutting edge durability.
Fea FaultLow rigidity.Diameter is not measured easily.Chip disposal is poor.Chip disposal is poor.
UsageVarious cutting modes including slotting, shoulder milling and drilling.Slotting, shoulder milling Heavy cutting, finishingShallow slotting, shoulder milling FinishingMachining hardened steels. Shallow slotting, shoulder milling.

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