Boeing tours ecoDemonstrator, tests ceramic engine nozzle

Boeing’s ecoDemonstrator is back – but this time the company is using a 787 for the role rather than the polished aluminum 737-800 which it leased from American Airlines for the first ecoDem mission in 2012. The first task for the aircraft, Boeing’s fourth 787 development unit ZA004, was an evaluation of an engine nozzle made from Oxide-Oxide ceramic matrix composite (CMC). (aviationweek.com) المزيد...