Rake Angle in Merchant Force Circle Formulas

Rake Angle is the angle of orientation of tool’s rake surface from the reference plane and measured on machine longitudinal plane. And is denoted by α. Rake Angle is usually measured using the Degree for Angle. Note that the value of Rake Angle is always negative.

Merchant Force Circle formulas that make use of Rake Angle

fxCutting force for given resultant force in merchant circle, friction angle and normal rake angleGo

fxCutting force for given force along shear force, shear, friction and normal rake anglesGo

fxCutting force for shear stress, width of cut, uncut chip thickness, friction, rake and shear anglesGo

FAQ

What is the Rake Angle?

Rake Angle is the angle of orientation of tool’s rake surface from the reference plane and measured on machine longitudinal plane. Rake Angle is usually measured using the Degree for Angle. Note that the value of Rake Angle is always negative.

Can the Rake Angle be negative?

Yes, the Rake Angle, measured in Angle can be negative.

What unit is used to measure Rake Angle?

Rake Angle is usually measured using the Degree[°] for Angle. Radian[°], Minute[°], Second[°] are the few other units in which Rake Angle can be measured.

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