Production Engineering (Manufacturing) Machining Processes and Machine Tools Metal Cutting Processes
The shear angle for two-dimensional cutting operation is given by an equation
where r = cutting ratio, α = rake angle and ϕ = shear angle.
1
\(\tan \phi = \frac{{r\cos \alpha }}{{1 + r\sin \alpha }}\)
2
\(\tan \phi = \frac{{r\cos \alpha }}{{1 - r\sin \alpha }}\)
3
\(\tan \phi = \frac{{1 - r\sin \alpha }}{{r\cos \alpha }}\)
4
\(\tan \phi = \frac{{1 + r\sin \alpha }}{{r\cos \alpha }}\)