PCD (SINTERED DIAMOND) a Suitable for non-ferrous metals cutting such as aluminum alloy. a Suitable for extremely high speed finishing. Micro-Structure of MD220 Micro-Structure of MD2030 y GRADE FEATURES Grade Features MD220 Excellent in the balance between wear resistance and fracture resistance.For a wide range of tooling applications. Improved fracture resistance when used in unstable applications. MD2030 The stability of the cutting edge can meet a wide variety of work material and cutting conditions. y RECOMMENDED CUTTING CONDITIONS Work Material Cutting Speed (SFM) Grade Feed per Tooth (IPT) Depth of Cut (inch) Aluminum Alloy(Si <12%) 3280 ─ 19685 MD220 ─ .012 ─ .020 Aluminum Alloy(Si >13%) 655 ─ 2625 MD2030 y CUTTING PERFORMANCE .079 .063 Revolution : 6000 min-1Rz=.041 µinch Work Material : Aluminum AlloyInsert : NP-GDCW1240PDFR2K Grade : MD220 .047 Tool : V10000R0406D Feed per Tooth : .008 IPT .031 Depth of Cut : .020 inch Revolution : 20000 min-1 Width of Cut : 3.150 inch .016 Dry CuttingRz=.056 µinch 0 0 5000 10000 15000 20000 Revolution Speed (min-1) K013 Finished Surface Roughness (µinch) ROTATING TOOL INSERTS