Patent ID: 9616505
Date: 2017-04-11
CPC Classifications: B23C,Y10T

Claim:
1. A milling cutter, comprising: at least one peripheral cutting edge disposed on a periphery of the milling cutter, the peripheral cutting edge being configured as a profile of spaced-apart teeth separated by grooves, wherein each of the teeth—as viewed from a flute portion of the milling cutter in a direction opposite a cutting direction onto a cutting edge portion—forms the cutting edge portion composed of a plurality of different radii, with at least one larger radius (R1) forming a predominant part of the cutting edge portion of the respective tooth and a smaller radius (R2), which is immediately adjacent to the predominant part of the cutting edge portion and positioned on both sides of the predominant part of the cutting edge portion; wherein two teeth, respectively, that are adjacent along a main cutting edge portion are separated from each other only by narrow grooves, for whose widths, a tooth width (ZB) and a groove width (NB), the following relationship applies: NB/ZB≦0.5; and a relationship between the tooth width (ZB) and a groove depth (NT) is ZB/NT≦3.5.