Impeller

Pratt’s envisioned NGRT engine would feature an all-new compressor, a miniaturized version of P&W’s Talon combustor and possibly an eight-blade propeller.
Jul 14, 2014 - 6:25 AM
The powerplant will deliver a 20-percent fuel burn improvement over existing engines in the 5,000- to 7,000-shp range.