Threading insert with cooling channels

Details Threading insert with cooling channels Threading insert with cooling channels

2005-10-25

2005-10-25

Banks, Derris H. (Department: 3722)

Cutters, for shaping

With means to apply fluid to cutting tool

C407S119000, C408S056000

Reexamination Certificate

active

06957933

ABSTRACT:
A metalworking apparatus includes a threading insert with a channel-less chip breaker and a holder for holding the threading insert. The threading insert includes (i) one cooling channel disposed on the top side of the threading insert for each crest and each valley, which terminates near the cutting region, and (ii) a ceramic coating on at least the cutting region of crests and valleys, with each cooling channel being uncoated.

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