Case studies

A selection of 5-axis machining and blisk/impeller projects from real-world production environments, anonymised for confidentiality.

Process optimisation of compressor blisk

Barrel cutter finishing a blisk-blade

Symbolic image – actual parts cannot be shown for confidentiality reasons

Time and tool consumption reduction by implementing 5-axis trocidal roughing and barrel cutter for finishing

  • Material: Titanium
  • Size: Ø500mm
  • Blade height: 65mm
  • Machining time: from 70h reduced to 48h
  • Tool consumption: from 55 tools reduced to 35 per blisk

Process development of aluminum impeller

Flank Milled Aluminum Impeller

Symbolic image – actual parts cannot be shown for confidentiality reasons

Process development of the 5-axis milling process of an aluminum Impeller

  • Material: Aluminum
  • Size: Ø450mm
  • Blade height: 75mm
  • Machining time: 5h 30min
  • Flank milling strategy for blade and splitter finishing

Process development of Inconel blisk

CAD-view of a Blisk blade

Symbolic image – actual parts cannot be shown for confidentiality reasons

Process development of the 5-axis milling process of an Inconel Blisk

  • Material: Inconel718
  • Size: Ø300mm
  • Blade height: 70mm
  • Machining time: 46h
  • Trochoidal roughing strategy
  • Barrel cutter for blade finishing

Turn-Key process developement for two impellers

Rendering of a titanium impeller

Symbolic image – actual parts cannot be shown for confidentiality reasons

Developement of a turn-key process for a compressor and a turbine impeller for a small gas turbine

  • Material: Inconel718 and Titanium
  • Size: Ø170mm
  • Including fixture design
  • Process for an automated cell