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Do I need to use RustBlast if my surface was just freshly sandblasted?

Do I need to use KBS Klean and RustBlast on sandblasted metal?

If the surface has been freshly sandblasted with clean media and handled only with clean, gloved hands, you can typically skip the KBS Klean and RustBlast steps.

CRITICAL: If the metal has been touched with bare hands — transferring skin oils — or has sat for more than a few hours in a humid or dirty environment, we strongly recommend the full 3-step process to ensure maximum coating adhesion.

How soon after sandblasting should I apply RustSeal?

For best results, apply RustSeal immediately after sandblasting. If the metal sits for more than a few hours, oxidation can begin to form — at that point, use RustBlast to re-etch the surface before coating.

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Shop RustSeal or review the full RustSeal Application Directions before you begin your project. Questions about your specific surface or prep situation? Our team is here to help.

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