Full-diameter slotting of steel

Published Date
May 24, 2020 - 07:45:pm

ProvenCut recipe 551 shows how to achieve a high material removal rate while maintaining a reliable cut using a light-duty machine with a 6.35 mm (0.25") endmill to slot 4140 alloy steel.

The video, a supplement to our Shop Operations column in the June 2020 issue of Cutting Tool Engineering, shows the slotting operation in action. To learn more about when full-diameter steel slotting is the only option, read the related Shop Operations column.

Related Glossary Terms

  • endmill


    Milling cutter held by its shank that cuts on its periphery and, if so configured, on its free end. Takes a variety of shapes (single- and double-end, roughing, ballnose and cup-end) and sizes (stub, medium, long and extra-long). Also comes with differing numbers of flutes.

  • slotting


    Machining, normally milling, that creates slots, grooves and similar recesses in workpieces, including T-slots and dovetails.


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