R220.21-04.00-SP18.7A 18 72.3 mm Dia Coolant Through High Feed Face Mill

Item Specifications

• ANSI Code
  R220.21-04.00-SP18.7A
• Body Type
  High Feed
• Connection Bore Diameter (Inch)
  1.5
• Connection Bore Diameter (mm)
  38.1
• Contact Surface Diameter Machine Side (Inch)
  3.539
• Contact Surface Diameter Machine Side (mm)
  89.9
• Coolant Through
  Yes
• Cutting Diameter (Inch)
  2.847
• Cutting Diameter (mm)
  72.3
• Cutting Pitch Density
  Close
• Depth Of Key Way (Inch)
  0.382
• Depth Of Key Way (mm)
  9.7
• Functional Length (Inch)
  2
• Functional Length (mm)
  50.8
• Keyway Width (Inch)
  0.63
• Keyway Width (mm)
  16
• Max. Cutting Diameter (Inch)
  4
• Max. Cutting Diameter (mm)
  101.6
• Max. Depth of Cut (Inch)
  0.098
• Max. Depth of Cut (mm)
  2.5
• Max. Depth Of Cut In Feed Direction End (Inch)
  0.551
• Max. Depth Of Cut In Feed Direction End (mm)
  14
• Max. Depth Of Cut In Feed Direction Side (Inch)
  0.098
• Max. Depth Of Cut In Feed Direction Side (mm)
  2.5
• Max. Helical Interpolation Hole Diameter (Inch)
  7.921
• Max. Helical Interpolation Hole Diameter (mm)
  201.2
• Max. Ramping Angle
  1.7 Degrees
• Max. Rotational Speed
  4500 rpm
• Min. Helical Interpolation Hole Diameter (Inch)
  6.847
• Min. Helical Interpolation Hole Diameter (mm)
  173.9
• Number of Cutting Edges (Peripheral Effective)
  7
• Number of Peripheral Edges
  7
• Programming Radius (Inch)
  0.212
• Programming Radius (mm)
  5.39
• Rake Angle Axial
  5 Degrees
• Rake Angle Orthogonal
  -4 Degrees
• Rake Angle Radial
  -4 Degrees
• Shank Type
  Arbor
• Size
  18
• Surface Treatment
  CrN Coating
• Tool Cutting Edge Angle In Feed Direction End
  12 Degrees
• Tool Cutting Edge Angle In Feed Direction Side
  12 Degrees
• Tool Cutting Edge Angle
  12 Degrees
• Uncut Thickness (Inch)
  0.075
• Uncut Thickness (mm)
  1.9
• Item Weight
  1.32 lbs per PC