ORIGINAL: chrigui
like jetcat and other
when i balance first only rotor assembly i grind rear compressor plane
after i balance all assembled engine grinding between compressor blade
like this P70 JETCAT example
http://www.rcuniverse.com/forum/m_90...tm.htm#9270055
[img]{akamaiimageforum}/upfiles/286920/Qj19795.jpg[/img]
OooOOoo....
Doesn't that coarse grinding on the front of the main and secondary compressor blades upset the airflow and/or weaken each ground blade??
BJ
