Thanks, John !
This olde phart hails from the days when glueing, and chemical and numerically controlled milling for large structural parts, were still relatively new techniques....
Originally Posted by Bolty McBolt
Have heard that recycled alloy from aircraft is highly prized as the metal to make alloy engine blocks ...
Quite likely, although I would have thought the first source would be... old engine blocks ! Easier to strip of extraneous bits and pieces, and already pretty much the right composition.
Originally Posted by Dani
Modern heavy duty composites like on the 787 partly consist of light weight metals. They first have to be extracted from the composite and can then be recycled.
Are those a part of the composite itself (as in fibers, strands, mats, etc.) ? Or are they structural items embedded in or attached to the composite (such as, e.g., hinges) ?