Girish C. Dubey

Girish C. Dubey is president of STAR Inc., Columbus, OH, which has affiliate sealer producing operations throughout the United States.

Understanding Sealcoating Mix Designs

Sealer mix designs for sealcoating parking lots

Successful Sealcoating in the Spring

Follow these tips to assure a quality, long-lasting sealcoating job

For best results when sealcoating early in the spring, power wash the pavement to remove embedded salt, silt and deicing chemicals.

9 Questions to Ask when Selecting a Sealer Supplier

9 questions to ask when selecting a pavement sealer supplier

• Make sure that the sealer manufacturer or its distributor is willing and ready to issue certifications of compliance to the applicable specification for the type of sealer you will be buying.

Project Management

How to Sealcoat Asphalt Successfully in Cold Weather

Here's how to adjust your mix design and curing time to suit the temperature, humidity and wind, and stretch your sealcoating business into late Fall and early Spring

Low temperature and high humidity are poor cure conditions. A 20º F drop in temperature will double the drying time while a 35º F drop will triple the drying time.

Training & Education

How to Know When Your Sealcoat is Dried and Cured

cumulative water loss happens rapidly in the early stages of film drying—in other words the first 80-90% of the film dries relatively fast, but the release of the last 15-20% of water takes much longer, requiring the right set of ambient and pavement conditions. For optimum performance, all water must leave the film: 80-90% is not good enough.

Altering sealer mix design

Conditions sometimes demand it; here's what you need to know.

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Sealer Coverage Rate Bid Specs

Are they based on sealer concentrate or final sealer mix – and why you need to know the difference.

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