Aluminum Wheel Corrosion
That actually is very simular to a type of corrosion that can occur on aircraft aluminum parts, usually the skin. It is referred to as "Filiform corrosion".
http://www.corrosionclinic.com/types..._corrosion.htm
http://www.corrosionclinic.com/types..._corrosion.htm
This can give you ideas on how to deal with filiform- http://www.airforums.com/forums/f381...orm-48503.html



