MITSUBISHI MATERIALS CORPORATION
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PCD (SINTERED DIAMOND)

  • Suitable for non-ferrous metals cutting such as aluminum alloy.
  • Suitable for extremely high speed finishing.
Micro-Structure of MD220
Micro-Structure of MD220

GRADE FEATURES
Grade Features
MD220 Excellent in the balance between wear resistance and fracutre resistance. A wide range of tooling application.
RECOMMENDED CUTTING CONDITION
Work Material Cutting Speed (SFM) Grade Feed per Tooth (inch/tooth) Depth of Cut (inch)
Aluminum Alloy (Si ≤12%) 3280─19700 MD220 ─.012 ─.002
Aluminum Alloy (Si ≥13%) 655─2630

CUTTING PERFORMANCE
graph
graph
<Cutting Conditions>
Workpiece
: Aluminum Alloy
Insert
: NP-GDCW1240PDFR2
Grade
: MD220
Tool
: V10000R0406D
Feed
: .008inch/tooth
Depth of Cut
: .020inch
Width of Cut
: 3.150inch
Dry Cutiing