Insert milling of hard steel

Finding the right coating for an OEM customer machining 1.2379 steel with an HRC of 62. The cutting speed of the process is 160 m per minute. Cutting length is 141 m. Other process parameters: feed per tooth is 0.25 mm, axial depth is 0.22 mm and radial depth is 0.3 mm.

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Coating challenge

Problems encountered:

  • Plastic deformation consequently of high temperatures
  • Abrasive wear
  • Cutting edge chipping

Coating requirements:

  • High hardness
  • High temperature resistance

Our coating recommendation

Cuttings tools
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Hardcut™ Plus

Hardcut™ Plus, a TiSiN based multi-layer coating, has been developed for high speed end-milling and gear hobbing of the hardest and toughest materials including exotic nickel and titanium alloys unde…

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Get in touch

Discuss your challenges with Kalpak Shaha

Dr. Kalpak Shaha, Global Segment Manager Cutting Tools, will be glad to support you.

We will get back to you as soon as possible

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Dr. Kalpak Shaha