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Metalworking (rec.crafts.metalworking) Discuss various aspects of working with metal, such as machining, welding, metal joining, screwing, casting, hardening/tempering, blacksmithing/forging, spinning and hammer work, sheet metal work. |
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help my sanity-- spray paint troubles
Mike wrote:
I have 2 flat metal parts made out of steel. I want to paint them flat black. I was recommended Rust-o-Leum 7777 as a perfect match for the paint color and finish. I first stripped the old paint with a spray-on stripper and than spray painted. Looked great, but I wasn't pleased with how hard the finish was. It scratched with my finger-nail. I re-read the directions and realized I did *not* use primer. Of course I was ****ed off, but I decided to redo everything. I stripped the paint again using the same, nasty spray-on stuff. I then rinsed with water, and used a wire-brush attached to my electric drill to get most of the old stuff off. I then wiped it down with a wet rag and let dry. This time I used Rust-o-leum primer first, then applied the same spray paint. But it seems the finish is even softer than before. What am I doing wrong? I'm about to give up on this seemingly simple project. The cast-iron parts that I painted are just fine. --Mike You can try baking them at 300F for 45 minutes or so to make sure they are fully dry. Other than that, you can start thinking about topcoats, or redoing with a tougher paint. Perhaps an epoxy paint would have worked better for you, or powdercoating. GWE |
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