Back Rake Angle in Metal Cutting Formulas

The Back Rake Angle or Top Rake Angle is the angle between the face of the tool and a line parallel to the base of the tool and measured in a plane (perpendicular) through the side cutting edge. And is denoted by α_b. Back Rake Angle is usually measured using the Degree for Angle. Note that the value of Back Rake Angle is always positive.

Formulas to find Back Rake Angle in Metal Cutting

fxBack Rake AngleGo

Metal Cutting formulas that make use of Back Rake Angle

fxOrthogonal Rake AngleGo

fxInclination AngleGo

List of variables in Metal Cutting formulas

fx Approach or Entering Angle Go

fx Orthogonal Rake Angle Go

fx Inclination Angle Go

FAQ

What is the Back Rake Angle?

The Back Rake Angle or Top Rake Angle is the angle between the face of the tool and a line parallel to the base of the tool and measured in a plane (perpendicular) through the side cutting edge. Back Rake Angle is usually measured using the Degree for Angle. Note that the value of Back Rake Angle is always positive.

Can the Back Rake Angle be negative?

No, the Back Rake Angle, measured in Angle cannot be negative.

What unit is used to measure Back Rake Angle?

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

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