MITSUBISHI MATERIALS CORPORATION
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FUNCTION OF TOOL FEATURES FOR FACE MILLING

STANDARD INSERTS
Positive and Negative Rake Angle
Negative Rake Angle
Negative Rake Angle
Neutral Rake Angle
Neutral Rake Angle
Positive Rake Angle
Positive Rake Angle
  • Insert shape whose cutting edge precedes is a positive rake angle.
  • Insert shape whose cutting edge follows is a negative rake angle.


Standard Cutting Edge Shape
Standard Cutting
Edge Combinations
Double Positive
Double Positive
(DP Edge Type)
Double Negative
Double Negative
(DN Edge Type)
Negative/Positive
Negative/Positive
(NP Edge Type)
Axial Rake Angle (A.R.) Positive(+) Negative(-) Positive(+)
Radial Rake Angel (R.R.) Positive(+) Negative(-) Negative(-)
Insert Used Positive Insert
(One Sided Use)
Negative Insert
(Double Sided Use)
Positive Insert
(One Sided Use)
Workpiece Steel
Cast Iron
Aluminium Alloy
Difficult-to-Cut Material