r
chip ratio
mu
coefficient of friction
Fn
Normal force to shear
shear strain
gamma
F
friction force
Rake angle
Alpha
Shear Plane Angle
Phi
t0
aka feed aka before the cut
N
Normal force
Fs
shear force
Beta
Friction angle
tau
Shear stress and strength
Ft
thrust force=Ff=feed force
When is the correction factor used?
Hpu/Pu Hpc/Pc U/Pu
volumetric specific heat
thermal diffusivity
K
What are the 3 types of machining?
turning, drilling, milling
what are the three bottom A’s in order
slab, center face, offset face
E
efficiency or Voltage
V
volume of metal removed
C
rate of removal with current
U
energy
S
Shear Stress