Ray,
Alum. must be primed with a special alum. primer. It is a greenish yellow stuff. has a spicific name which I can't remember right now, been too long away from doin sheet metal on aircraft. Try an auto body paint store.
Roland
Alum. must be primed with a special alum. primer. It is a greenish yellow stuff. has a spicific name which I can't remember right now, been too long away from doin sheet metal on aircraft. Try an auto body paint store.
Roland