GE Starts Testing GE9X Fan Blades, Compressor

GE Aviation started testing its fourth-generation composite fan blades for the new GE9X turbofan, the company announced last week. Chosen to power the Boeing 777X, the 100,000-pound-thrust-class engine promises a 10-percent fuel burn improvement over the GE90-115B – the engine that powers the Boeing 777-300ER.

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