Have you ever wondered when the best time is to apply sealants to your teeth? Sealants are most effective when applied to newly erupted permanent molars, typically between the ages of 6 and 14.

Temperature Considerations

The temperature of the environment in which sealants are applied is an important factor to consider. Sealants are most effective when applied in temperatures between 50 and 90 degrees Fahrenheit. If the temperature is too hot or too cold, the sealant may not adhere properly. In addition, the teeth should be dry before the sealant is applied. If the teeth are wet, the sealant may not adhere correctly.

It is also important to remember that the sealant should be applied in a single layer to ensure proper adhesion. If the sealant is applied too thick, it may not adhere properly. For these reasons, it is best to apply sealants in a climate-controlled environment. To learn more about the role of sealants in adult dental health, visit our blog post on Sealants’ Role in Adult Dental Health.

Humidity Considerations

When considering the ideal timing for sealant application, humidity levels should be taken into account. Sealants are most effective when applied in low humidity environments, as the material will cure and harden faster. High humidity can cause the sealant to take longer to cure, and can even prevent the sealant from curing at all. Before applying sealants, check the humidity levels in the room or area to ensure they are at or below 50%.

It is also important to note that humidity levels can change quickly, so it is important to monitor the humidity levels throughout the entire sealant application process. If the humidity levels begin to rise, the sealant may not cure as expected. To ensure the best results, it is best to apply sealants in a room with controlled humidity levels.

For more information on dental sealants, visit our website Sealants for Turlock.

Surface Preparation

Before applying sealant, it is important to ensure the surface is adequately prepared. This includes cleaning the surface of dirt, dust, and other contaminants, as well as roughening the surface to provide a better grip for the sealant. Additionally, any existing sealant should be removed to ensure proper adhesion of the new sealant. Proper surface preparation is essential for a successful sealant application and should not be overlooked.

Curing Time

Sealant requires time to cure, and this depends on the type of sealant being used. Generally, silicone sealants require 24-48 hours for full curing, while polyurethane sealants may take up to 72 hours. It is important to allow the sealant to cure fully before exposing it to water or other elements. To maximize the effectiveness of the sealant, it is best to apply sealant to surfaces that are clean, dry, and free from dirt, dust, and other debris.

Sealant Selection

When selecting a sealant, it is important to consider the application and environment. There are a variety of sealants available, including acrylic, silicone, and polyurethane. Each type of sealant has its own advantages and disadvantages, making it important to choose the right sealant for the job. For example, acrylic sealants are good for general purpose use, while silicone sealants are better suited for areas exposed to water. Additionally, polyurethane sealants are ideal for areas exposed to extreme temperatures. Making sure to choose the right sealant for the job is essential for ensuring the best results.


For more information on how sealants can help you prevent cavities, call Eggleston Dental Care at 209-634-5871 or read reviews on Google Maps.

Phone Number


Hours of Operation

8:00 am – 5:00 pm
8:00 am – 4:00 pm
8:00 am – 5:00 pm
8:00 am – 4:00 pm
8:00 am – 4:00 pm


Eggleston Dental Care

2053 Geer Road
Turlock, CA 95382