Paint & Equipment > Canned Paint | Anchor Structural Primer Blue | Anchor Structural Primer Blue | About Structural Primer | Anchor Industrial Structural Primer is a high build, fast drying, easy sanding zinc phosphate enamel primer. | It's a cost efficient anti corrosive coating providing a smooth rust resistant base coat that improves adhesion and appearance of the top coat. | Suitable for use on mild steel in general industrial & engineering applications, steel structures as well as farm & agricultural projects. | Can be over coated with most single pack enamel top coats.