Answers to the most common BlackTop questions, from aerosol vs. standard chemistry to sheen mixing, wood and aluminum compatibility, and cleanup. Type below to search, or browse the full list.
BlackTop Questions and Answers
Can BlackTop Aerosol Be Applied to Aluminum?
Yes, BlackTop Aerosol adheres well to bare aluminum without a separate primer, once properly cleaned.
Can BlackTop Go Over Epoxy Primer or Filler?
Yes, BlackTop bonds well over fully cured epoxy primer, DTM primer, and body filler.
Can BlackTop Be Used on Wood?
Yes, BlackTop coats wood for a durable, UV-stable finish, though coverage runs lower than on smooth metal.
Can I Brush On BlackTop, or Does It Need Spraying?
Yes, BlackTop is formulated to brush on smoothly and self-level, so it looks close to sprayed once cured.
Can I Mix BlackTop Sheens for a Custom Gloss Level?
Customers have mixed sheens informally since they share a resin, but KBS does not publish a tested ratio.
Can I Get a Free Sample of BlackTop's Sheens?
Yes, KBS mails free, real painted-out samples of all three BlackTop sheens before you buy.
How Much BlackTop Covers a Full-Size Truck Frame?
About 2 quarts is typical, with up to 3 quarts as a buffer for overspray and surface texture.
Is BlackTop Urethane Based?
Yes, non-aerosol BlackTop is a moisture-cured 1K urethane, with no hardener or mixing ratio needed.
Is Aerosol BlackTop the Same as Standard BlackTop?
No, they use different resin chemistry with different heat ratings: 500 degrees F standard, 300 degrees F aerosol.
What Is the Shelf Life of BlackTop?
At least 2 years unopened, and at least 6 months after opening if stored correctly.
What Should I Use for BlackTop Cleanup?
KBS #1 Thinner for tools and equipment before it dries; nothing removes it once cured.
What Brush Gives the Smoothest BlackTop Finish?
A poly bristle brush, combined with the right one-pass brushing technique.
Why Does My Satin Black Look Glossier Than Expected?
Usually from incomplete mixing, too-heavy coats, or judging the sheen before the full 24-hour cure.
