CNMG 321-QM GP1225

Versatile all-round geometry insert for medium turning in all types of steel

• Variable land balances sharpness and strength
• Smooth chip formation
• Strengthening ribs extend tool life
• Low cutting forces with high edge strength
• Wide application range
• GP1225: Triple-coated MT-CVD grade with superior balance of toughness and wear resistance properties
• Offers an extremely wide working area, from semi-finishing to light roughing and continuous cutting to moderate interruptions

Item Specifications

• ISO Description
  CNMG 090304-QM GP1225
• Insert Shape
  C – 80° Diamond
• Insert Size d (IC)
  3/8
• Edge Length l
  .381
• Thickness s
  1/8
• Corner Radius r
  1/64
• Chipbreaker
  QM – Medium Turning Steel
• Grade
  GP1225 – CVD for Steel
• Cutting Speeds, ft/min
  820 (525-1150)
• Feed per Rev, inches
  .008 (.005-.014)
• Depth of Cut, inches
  .062 (.016-.141)