Rolls-Royce has begun flight tests of its composite carbon/titanium (CTi) fan blade, which will be a key feature in the company’s next-generation Advance and UltraFan engine designs. The lightweight fan blade is mounted on a modified Trent 1000 in place of the engine’s conventional hollow titanium set, and is attached to the No. 2 engine position under the wing of the company’s Tucson, Arizona-based Boeing 747-200 flying testbed. The tests are part of the advanced ...

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