Web1. Scrub. Rub a steel-bristled wire brush over all metal surfaces to get rid of loose paint, flaking metal, and powdery rust. 2. File. On flat surfaces, use a mill bastard (coarse) file … WebDescription. OSPHO is a rust inhibiting coating that provides a sound base for subsequent primers and paints. When applied to rusted surfaces, OSPHO causes rust (iron oxide) to chemically change to iron phosphate …

BROWNELLS OXPHO-BLUE® Brownells

WebNov 7, 2024 · Use steel wool to remove as much rust as you can. Then pour Ospho on the metal. Let is sit on the metal for several minutes and then pour some more on the metal … WebOct 30, 2012 · Ospho absolutely converts it to a black, paintable surface. However, their instructions say to let it dry fully overnight, and then you can paint right over it. WRONG. If you do that, unless you are very lucky, it will peel off. What you MUST do with Ospho or any other acid-based rust converter is, CLEAN IT OFF first. So let the Ospho sit ... hare and hounds golborne

Paint moisture problem? Not sticking to Ospho

WebMay 7, 2024 · If you apply a thick coat of Ospho on metal surfaces it creates a waxy film. The primer failed to adhere to the waxy film. In my experience, after applying ospho, we scrubbed the surface with mineral … WebAug 19, 2024 · I use it too but I never sand the OSPHO after it dries. If necessary to remove the built up areas where it puddles or dries in a thick coating, I use Alcohol or lacquer thinner and a clean rag to get back down to metal. If the metal is a gray ash color the OSPHO has converted the surface to whatever it changes to. WebJul 10, 2007 · 07-10-2007, 04:10 PM. Wheelchair, Ospho is good stuff. We use it in the boatyard all the time. Particularly good for redoing rusted engine beds and steering … hare and hounds godstone green