With the PurePower Geared Turbofan engine (GTF), MTU Aero Engines is collaborating with Pratt & Whitney on assembling the aircraft engine of the future. The Pratt & Whitney GTF engine family reduces fuel burn and CO2 emissions by 16 percent and cuts noise footprint levels by 75 percent. MTU not only contributes innovative turbine and compressor technology to the GTF, it also brings some fresh ideas to the table on the production technology front: The company has refined a production method – dubbed precise electro-chemical machining (PECM) – for manufacturing high-pressure compressor (HPC) integrally bladed rotors (IBRs) made of nickel.

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