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Module 17. Propeller

Thrust and camber faces of a propeller should be blended out to

  • 5 times the depth of damage.
  • 10 times to the depth of damage.
  • 30 times to the depth of damage.

Explanation

When dressing out damage on the thrust (rear) and camber (front) faces of a propeller blade, the repair is blended over a length of about 30 times the depth of the damage. This very shallow blend minimises stress concentration on the broad blade faces, which carry the main aerodynamic and bending loads.

Tsoggos123 asking:

why 30, is not 10?

Community Comments (1)

K
kantoniou Posts: 2 05.12.2024 / 23:34
It’s 10 when the damage is on the leading and trailing edge

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