CFM International, GE’s joint venture with France’s Snecma, will use the 3-D-printed nozzles in its LEAP jet engine, due to go into planes in late 2015 or early 2016 (CFM says it already has ...

So far, the new nozzle designs have been tested in the laboratory with exhaust as hot as 1100 degrees Fahrenheit. The scale model jet engine used in testing is a scale version of the F-18 F404 engine.

Jet engines have few moving parts compared to other types of engines, ... This expands and blasts out through a nozzle at the back of the engine, providing forward thrust.

3D printing is coming of age in numerous ways. On a large scale, MIT researchers built a 50-foot-wide, 12-foot tall igloo in just 13 hours. They've also debuted the first completely 3D-printed ...

Fin-lined nozzles could greatly reduce jet engine noise By Ben Coxworth. September 17 ... aerospace engineers started by firing up a 1/28th-scale model of the F404 jet engine used in the F-18 ...

French-American jet engine maker CFM International said on Saturday it was redesigning some parts of its LEAP engine to improve durability in harsh climates, to be available for retrofit on Airbus ...

Today's new family of GE GenX engines for Boeing's new 787and 747-8 produce upward of 70,000 pounds of thrust compared to the 5,000 pounds for the early jet power plants.