Deep rolling of tension bolt
Task
Increased fatigue strength of engine mounting tension screws
Solution
Deep rolling with HG6-9 tool
User benefits
- Reduction of product costs by about 25%
- Reduction of previous production time by about 30%
- Increased fatigue strength
Details
- Workpiece: Tension bolt
- Part of: Aircraft engine
- Material: Titanium alloy
- Tensile strength: 1600 N/mm2
- Hardness: 49 HRC
Parameter
- Tool: HG6-9R00°-SL25
- Circumferential speed: 150 m/min
- Feed rate: 0,1 mm/rev.
- Rolling force: 750 N
- Cycle time: 28 seconds
DOWNLOAD Application Example Tension Bolt
-
ECOROLL AG - Deep rolling of tension bolt Increased fatigue strength