Posted by MoparNorm on Monday, March 04, 2002 at 7:09PM :
In Reply to: Blasting Media 101 posted by Marty on Monday, March 04, 2002 at 2:08PM :
Silicon(e) Carbide Also comes in a green color that is very, very good on rust. If you change the grit size ypu will actually polish steel and not harm it.
MN