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Videos

Blisk Aerospace Machining Video

Friday, October 20, 2023

Precision Engineering for Next-Generation Aerospace Propulsion

A “blisk” (bladed disk) is one of the most complex components in a modern jet engine. Traditionally, turbine blades were manufactured separately and attached to a disk, but modern aerospace requirements demand a single, solid component to reduce weight and improve aerodynamic efficiency.

However, machining a blisk from a solid block of heat-resistant superalloy (HRSA) like Titanium or Inconel presents immense challenges. The thin-walled blades are prone to vibration, and the tight tolerances required for flight safety leave zero margin for error.

The Power of Technical Collaboration

To solve the “unachievable,” we integrated four pillars of manufacturing excellence:

  • Yasda (Machine Tool Precision): Known for the highest level of geometric accuracy, Yasda provides the ultra-rigid platform necessary to eliminate chatter and ensure repeatable precision during long machining cycles.

  • Methods Machine Tools (Integration & Expertise): As the bridge between technology and application, Methods ensures that the machine, software, and tooling are synchronized for maximum throughput.

  • Mitsubishi Materials (Cutting Tool Innovation): High-performance end mills designed specifically for aerospace alloys allow for faster metal removal rates while maintaining a superior surface finish on the blade profiles.

  • Lyndex-Nikken (Tool Holding Stability): The connection between the machine and the cutter is the most critical link. Our high-precision toolholders provide the gripping strength and run-out accuracy required to prevent micro-vibrations that can lead to premature tool failure or surface defects.

Optimizing Productivity through Stability

When machining complex 5-axis geometries, “productivity” isn’t just about speed; it’s about reliability. By utilizing Lyndex-Nikken’s advanced damping technology and high-torque chucks, we allow the Mitsubishi cutters to run at their intended parameters on the Yasda platform.

This synergy results in:

  1. Reduced Cycle Times: Faster machining of complex blade geometries.

  2. Extended Tool Life: Lower vibration means less wear on expensive cutting tools.

  3. Superior Surface Integrity: Achieving the “mirror finish” required for aerospace components without the need for extensive manual polishing.

Experience the peak of aerospace manufacturing. Watch the video above to see the Yasda, Methods, Mitsubishi, and Lyndex-Nikken collaboration in action.