- it's there waiting for you!
Loma - I think you misunderstood Brooksigs post?
You said
The only time that the ash is going to melt
He said
Unless blade cooling fails, this ash presumably would NOT melt but seems to me there must be plenty of possibilities for lumps of it to build up.
Two different scenarios.
Yours: Ash in the combustion stream Brooksig and others: Compressor air fed THROUGH the blades for cooling and never combusted