[ F x ( θ ) F y ( θ ) F z ( θ ) ] = J ( θ ) [ K _ ct ( θ ) K _ cr ( θ ) K _ cz ( θ ) K _ et ( θ ) K _ er ( θ ) K _ ez ( θ ) ] whereby K ct , K cr , K cz , K et , K er , K er , K ez are mean specific cutting forces.
2. The tool as claimed in claim 1 , wherein the cutting angle smaller is in a range between 4° and 6°, and wherein the tool is to be used for machining the workpiece out of a hard material.
3. The tool as claimed in claim 1 , wherein an angle of twist is larger than 35°.
4. The tool as claimed in claim 1 , wherein the angle of twist is in a range between 40° and 41°.
5. The tool as claimed in claim 1 , wherein the crystalline diamond coating comprises a grain size of 20 nm to 100 nm and a layer thickness of 15 nm to 30 nm.
6. The tool as claimed in claim 1 , wherein the tool is selected from the group consisting of a face cutter, an end milling cutter, a pin miller and a radius miller.
7. The tool as claimed in claim 1 , wherein a cutting width is in a range from 0.01 mm to 0.2 mm.
8. The tool as claimed in claim 1 , wherein a cutting depth is in a range from 0.5 mm to 4 mm.
9. The tool as claimed in claim 1 , wherein a cutting speed with which the tool is to be moved with regard to the material is in a range from 50 to 150 m/min, wherein a rotational speed of the tool is above 1300 rpm.
[ F x ( θ ) F y ( θ ) F z ( θ ) ] = J ( θ ) [ K _ ct ( θ ) K _ cr ( θ ) K _ cz ( θ ) K _ et ( θ ) K _ er ( θ ) K _ ez ( θ ) ] whereby K ct , K cr , K cz , K et , K er , K er , K ez are mean specific cutting forces.
11. The method as claimed in claim 10 , wherein a cutting width is in a range from 0.01 mm to 0.2 mm.
12. The method as claimed in claim 10 , wherein a cutting depth is in a range from 0.5 mm to 4 mm.
13. The method as claimed in claim 10 , wherein a cutting speed with which the tool is moved with regard to the material is in a range from 50 to 150 m/min.
14. The method as claimed in claim 10 , wherein the machined workpiece is selected from the group consisting of a ceramic, a mixed ceramic and a ceramic glass.
[ F x ( θ ) F y ( θ ) F z ( θ ) ] = J ( θ ) [ K _ ct ( θ ) K _ cr ( θ ) K _ cz ( θ ) K _ et ( θ ) K _ er ( θ ) K _ ez ( θ ) ] whereby K ct , K cr , K cz , K et , K er , K er , K ez are mean specific cutting forces.
16. The method as claimed in claim 15 , wherein a cutting speed is above a heat conduction speed of the workpiece.
17. The method as claimed in claim 15 , wherein the blade effects a continual material breakage without cutting the material.
18. The method as claimed in claim 15 , wherein a material of the workpiece is selected from the group consisting of granite, marble, concrete, asphalt, brickwork, ceramics, mixed ceramics, and ceramic glasses.