clean94ranger
+1y
Originally posted by snicker2938
I was talking to a paint rep the other day and he said because of the way primer is meant to work, by pulling in whatever is put on top of it to help bond, rolling primer too long can slowly cause the metal so rust from inside out from pulling moistor in. Dont know how true that is.
yes thats true. i wouldnt say it pulls anything in the primer thought. primer has talc in it, just like body filler, and is very absorbant. so primer will absorb water, and it will eventually get to the metal.