Azarshahr Gray granite stone Sima Sang

Advantages of granite: Granite is one of the strongest and hardest stones, which is why it is widely used as a building material. This type of stone is a symbol of hardness and resistance and does not scratch easily, which can be used in busy places. Granite is also resistant to water penetration and is not easily damaged by impact and can be said to withstand the conditions of industrial environments well. Another advantage of granite is its resistance to corrosion so that if chemicals are poured on it, it will not be damaged. In terms of color, granite can be divided into four categories: chocolate granite, black granite, red granite and gray granite; So that the gray granite stones are light gray in color and are divided into three categories: Natanz granite, Nehbandan granite and Mashhad pearl granite. Chocolate granite is often ivory and beige chocolate, which is divided into two categories: Zanjan spring chocolate granite and Khorramdareh chocolate granite.

Disadvantages of granite stones: One of the major disadvantages of granite stones is that it is expensive, which has made people hesitate to buy it. On the other hand, although granite has radioactive properties, it can not be used in hospitals. These stones are not thermal and sound insulation and as a result, energy is wasted in buildings. Also, due to the high weight of granites, using it in the facade puts a dead load on the building, and if you want to use mortar for the adhesion of this type of stone, it is time consuming. Rust in some varieties of granite contains iron, and in some varieties of this ore more iron is found. This iron rusts when exposed to moisture and destroys the beautiful appearance.