What is cement: concept, features of application

The general name of the powder material, which is used as an astringent addition, both for building materials and as a building mix and has one general name cement. It is made of limestone, which has a yellowish-green color and it is mined only from under the ground. This is a rather laborious process and takes most of the work. After the pieces of material were extracted from the bowels of the Earth, they must be chopped into small pieces, and then ground them. One of the main names and types of cement is Portland cement. Its appearance has a gray color, which is produced both in a dry and wet way. The wet method has a type of type as the material is crushed, then lowers into the pool, there is grinding and then, having a wet structure, it is sent to the furnace. After it dries — gets rid of carbon dioxide, the clinker is obtained. After that, the material is improving. For a dry method, powder mass is used, which includes lime, slag and clay. The total mass is placed in the furnace. This method is more economical, namely, it requires less time and resources costs. This method is more suitable for the manufacture of cement, both in large batches and small. Cement is used for the manufacture of concrete and artificial stone, which are widely used for construction and finishing work.