F.A.Q. (Frequently Asked Questions)

Seal Coating FAQs

Sealer Performance

• Why are two thin coats better than one thick coat?

• Why did the sealer fail or peel?

• What causes white streaks in the sealer?

• Why does the sealer dry gray?

• Why does brand "X" burn more than brand "Y"? What conditions aggravate burning? What precautions shall be taken to avoid burning? What is the industry doing about it?

• Why does the sealer wear out faster in traffic lanes, entrances and exits?

Application

• How soon I can sealcoat a freshly laid asphalt?

• While spraying how do I know if I am applying at the recommended coverage rate e.g. 0.12 gallon/sq. yard?

• What type of striping paints to use and how soon can the lot be striped?

Mix Designs

• Can you explain sieve size, % retained, % passing, etc.?

• Why should we use sand?

• Why use latex?

• Why apply two coats, when one coat looks good enough?

• How much water can I use?

• What happens when you use different additives (different suppliers) in the same tank. The viscosity went haywire?

• What is the deal with specifications using excessive amounts of sand, e.g. 18 lb. of sand in one of the FAA Specifications?