General Information:
Material GroupN - Non-Ferrous (Aluminum, Brass, Plastic)
Tensile Strength331 [N/mm^2]
Machinability Range170% - 280%

Equivalent International Designations for Aluminium 2218

StandardName
sae2218
dinAlCuMgNi2


Chemical Composition for Aluminium 2218

ElementAmount
Copper (Cu)3.5~4.5%
Magnesium (Mg)1.2~1.8%
Iron (Fe)1%
Silicon (Si)0.9%
Zinc (Zn)0.25%
Manganese (Mn)0.2%
Chromium (Cr)0.1%
Aluminum (Al)rem%

Cutting Speeds Recomendations for Aluminium wrought, alloyed Curable, hardened

* Click on the speeds below for higher precision in specific conditions!

ApplicationVc (m/min)Vc (SFM)
Turning380-6201250-2030
Milling470-7801540-2560
Parting250-415820-1360
Grooving315-5201030-1710
Drilling155-260510-850

Important! The speed estimation is given for an ideal situation:

  • Most suitable carbide grade
  • Stable tool clamping
  • Stable workpiece clamping
  • Good quality raw material
  • A short overhang of the cutting tool.
  • Nominal hardness of the material.
  • etc.
Click on the speeds in the above table to get better precision for specific parameters
Or use our Speed and Feed Calculator



Recommended Carbide Grades for Aluminium 2218

* If you don't understand the below table? Read This Explanation to make the most out of it!

Grade for Turning

Grade for Parting Off

Grade for Grooving

Grade for Milling (Indexable)

Recommended Insert Cutting Edge Geometry for Aluminium 2218

Honing Siz0.00-0.01 mm / 0.000-0.000"
Rake Angl15° -25°
Land AnglPositive
Land Widt0.05-0.10 mm / 0.002-0.004"
Ground InserHighly Recommended
Polished toRecommended

Learn more about carbide inserts Cutting-Edge Geometry Parameters.

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