Asphalt driveway seal coating is the process, of spraying the asphalt surface of the driveway with the protecting material that is going to keep the driveway from developing cracks or bumps and it's going to also keep it from losing its balance. The process is done step by step to ensure the strength and the stability of the asphalt. If the asphalt is laid good then sealing might not be necessary.
These types of sealers are asphalt based and are known to be eco-friendly when it comes to paving the driveway. Their cost is considerate, due to the fact that the demand for this type of sealers is high. What makes this type of sealing so great is the ability to preserve air, reduce bad smell, and avoid skin irritation. However the con here is that these type of sealer cannot be done during cold times, for example at night or in winter time and can only be done during summer. It is also not resistant to stains from oil spillages.
Coal Tar Sealers
Coal tar sealers are water-based sealers and by far this is the most popular type of sealer that most people prefer. The reason for this is because this type of sealer is extra resistant to weather or stains, giving your driveway an everlasting shining look. But on the other hand coal tar sealers are known to be pollutive towards the environment due to the type of gasses that they emit in the atmosphere. However coal tar sealers are resistant and can keep your asphalt driveway in a perfect condition for a long, long time.
Fast Dry Sealers
This is the fastest type of sealer known in the industry. It takes only about an hour for this sealer to do its effect. Fast dry sealers are mostly used by road construction companies for high-traffic roads such as highways or massive parking lots. You can use this type of sealer to patch up the cracks in your driveway and then apply regular sealer on top of it. It is super resistant and it can guarantee to last long. Regarding the cost it is kind of expensive due to the high demand and to the fact that manufacturers work directly with road construcition companies instead of regular people.
At last but not least, acrylic sealers which are the most perfect type of sealers there can ever be. This type of sealer has no petroleum basis which makes it eco-friendly. It is very durable and guarantees that your driveway won’t crack nor show any problems for years.. and this type of sealer comes in different colors such as black, dark blue, red or transparent. It is expensive but also makes sure that your driveway is in its perfect condition once finished.