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View Full Version : Blade angle setting for Hasconwing fan



pat tobin
5-May-10, 06:27 PM
Hello all
Can anybody advise what angle I should roughly set a hascon wing blade to for the following setup

Rotax 503 (52 hp)
2.75 ratio (26 lower 72 top)
assuming max engine rpm of 6400
fan diameter 1000mm
9 blades in a 12 hub.

Thanks in advance for any info

Cheers
Pat