MC-21 back in Moscow after completing natural icing tests
By David Kaminski-Morrow2021-04-07T14:12:00+01:00 Irkut’s MC-21-300 prototype has completed a series of natural icing certification tests and returned to its base at Moscow Zhukovsky. The twinjet, powered by Pratt & Whitney PW1400G engines, had been dispatched to Arkhangelsk in order to conduct flights over the White Sea, Pechora Bay and the subpolar regions of the Ural mountains. Russian aerospace firm United Aircraft says the aircraft, with a crew of five, carried out 14 flights, of durations from 3-5h, in suitable atmospheric conditions. It says crews would typically scan for clouds fa...