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Sealing & zwnj; it is flexible materials that are sealed in seams that are encountered between adjacent or between concrete or concrete and other building materials. Sealing materials in the form of molding in the workshop, such as conventional sealants in the poured or trowel, are available in pre -mold sealants such as seals and plastic and rubber gaskets.
Concrete seams for greater liberation of signal movement against volume changes due to temperature shrinkage and humidity differences, the main purpose of this is to create cracks and other damages related to water flow. We will review some of the important parameters of each sealant and seam in the concrete to extend the life of the concrete.
The types of seams in concrete pavements are classified into five general categories:
Types of sealants and mastics are generally divided into three categories: