The ceramics has so strongly entered daily use of the person that it is difficult to imagine life without it. The ceramics is not only porcelain vases, faience ware and clay pots.
The ceramics is the potter's art going from time immemorial. The master potter does equal sphere of normal lump of clay and puts on the rotating potter's wheel. Obedient clay in skilled hands in the eyes begins to be extended and after a while turns into vessel. As soon as it finds desirable contours, by means of fine wire the potter will cut off product from circle and is very careful not to damage vessel wall, will put it to dry. Further for good reason fire in roasting furnace will be accepted. There the vessel will take the final form. Then it can be painted, covered with glaze, is issued by wooden elements or copper stamping that will turn work of masters into true masterpiece. In bulk modern production the ceramics is material, various on the properties, for as which initial raw materials serve stones of different breeds, clay and its mineral connections. All this is carefully milled in small powder and mixes up with necessary amount of water before obtaining uniform and rather elastic weight. Then there is roasting of this mix in the furnace at various temperatures. Parts of stones and clay are alloyed and sinter together therefore solid substance with various properties which is used for production of stoneware is formed.
At ceramics there are a lot of appearances. The rough ceramics is construction and shamotny brick familiar to all which is widely used at construction of buildings and other construction jobs, facing tile, tile.
Fine-grained thin and very strong structure is known as porcelain. Quality Koalin with melting temperature more than 1250 °C allows to create refined china which so is pleasant to many hostesses. Of course, it concedes to the Chinese porcelain which is one of the most expensive and graceful materials today. The Chinese porcelain vases, ware, home decoration often represent art value and are very beautiful. The honeycomb of ceramic substance received at temperature of roasting about 800-1000 °C is used for creation of strong faience and terracotta products. The original, bright, usually painted manually objects for daily use with ease find application in many countries with various cultural heritage. Besides, the ceramics has become widespread in sanitary construction, serves as excellent material for production of chemical-resistant products and also with success is used in radio engineering, electrotechnical and other industries.