Quote:
Originally Posted by MarkRS
Actually the average density of Balsa wood is 170 kg/m3 which is far less than Aluminium at 2700 kg/m3. Even when you take into account that Balsa is far weaker than Aluminium, The strength to weight ratio of Balsa is about 40% better. So an Aluminium Mosquito would have been heavier and slower.
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Weight of a 24" x 60" panel:
Aluminum alloy -
0.91lb (0.063" #26 and #27)
Balsa sandwich -
10.2lb (2 x 1/8" plywood + 1/4" balsa @ 8lb/cf)
Australian propaganda video
http://www.youtube.com/watch?v=c7cVvYdLeek