Pottery - clay between air and fire
After drying products mud in the air, describing the pots in a room thing located above the combustion chamber in the oven (ie, above the furnace), and must take into account the distribution of the pieces carefully inside the oven and subjected manufactures prepared for roasting temperatures homogeneous, produced by the process thing evaporation of atoms of water remaining inside dough clay, and combustion of organic materials where and then turn to the substance solid impact heat of the fire, and give us the Xi dried mud fire ceramic products mud with porous structure of brick called pottery, pottery first products mud roast is a light material density nature muddy dark, and produces low temperatures ranging from / 600-950 ° C /, and is divided into three types of pottery are:
1 - Pottery Red: This includes products thick mud easy or medium such as fusion agricultural soils and alkaline Tainat, and has produced and used through the ages, especially in building homes and Pavement.
2 - red pottery ceramic: ranging in color from cream and pale yellow to yellow ceramic, and is made from Tinat alkaline medium fusion Ktainat iron and limestone, and painted Bkhaltat simple Lead Oxide, kaolin, or Atzjaj Baltmlh, is Almajulika Italian (ie squared pottery glazed) in a simple of this type of pottery, which are widely used to cover walls and floors, and the origins of this label back to the city of Mallorca Andalusian famous for its pottery industry called leafy and lush, which earned it the name of what Aorka (Mallorca Maiorca).
3 - Pottery White: It is the latter type of products pottery, and is considered one of the finest pottery is little pores, white in color, also from stronger types of pottery, and the least dense and Ergaha in wall thickness, and is made from pulp, clay secondary white
About author: Rafat Wahba