Approach or Entering Angle in Metal Cutting Formulas

The Approach or Entering Angle is the angle between a plane perpendicular to the cutter axis and a plane tangent to the surface of the revolution of the cutting edges. And is denoted by λ. Approach or Entering Angle is usually measured using the Degree for Angle. Note that the value of Approach or Entering Angle is always negative.

Formulas to find Approach or Entering Angle in Metal Cutting

fxLead (approach or entering) angle for given side cutting edge angleGo

Metal Cutting formulas that make use of Approach or Entering Angle

fxOrthogonal Rake AngleGo

fxBack Rake AngleGo

fxSide Rake AngleGo

fxInclination AngleGo

fxSide cutting edge angle for given Lead (approach or entering) angleGo

List of variables in Metal Cutting formulas

fx Side Cutting Edge Angle Go

FAQ

What is the Approach or Entering Angle?

The Approach or Entering Angle is the angle between a plane perpendicular to the cutter axis and a plane tangent to the surface of the revolution of the cutting edges. Approach or Entering Angle is usually measured using the Degree for Angle. Note that the value of Approach or Entering Angle is always negative.

Can the Approach or Entering Angle be negative?

Yes, the Approach or Entering Angle, measured in Angle can be negative.

What unit is used to measure Approach or Entering Angle?

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

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