End Milling Helical Interpolation

For Kennametal End Milling Application


! These calculations are based upon theoretical values and are only intended for planning purposes; not precise projections of cutting forces. Actual results will vary. No responsibility from Kennametal is assumed.

Input Data

  Dc       Effective cutting diameter:     in.
  z       Number of effective inserts / flutes:     
  fz       Chip load per tooth:     ipt
  Vc       Cutting speed:     sfm
  Kr       Lead angle:     °
  Dr       Rough diameter of work piece:     in.
  Df       Finished diameter or work piece:     in.
  aps       Starting axial depth of cut:     in.   
  aph       Z-axis depth for one helical revolution (circular = 0):     in.
    Number of circular/helical tool path revolutions:        

    


   ! Using current input - Data results are for:

Calculated Values

    Total Z-axis depth:     in.
    Stock removal depth:     in.
ae     Radial width of cut:     in.   
ap     Axial depth for one circular/helical revolution:     in.   
    Length of one circular/helical revolution:     in.   
    Ramp angle at finished diameter of work piece:     °
    Ramp angle at rough diameter of work piece:     °
fn     Advance:     ipr
n     Spindle speed:     rpm
  Vfe       Actual Feed rate - IPM at cutting-edge:     ipm
  Vfc       Programmed Feed rate - IPM at centerline:     ipm
    Actual chip thickness:     in.
Qz     Metal removal rate:     in3/min