firing rotary kiln

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• Rotary kiln — A Rotary kiln is a pyroprocessing device used to raise materials to a high temperature (calcination) in a continuous process. Materials produced using rotary kilns include:* Cement * Lime * Refractories * Metakaolin * Titanium dioxide * Alumina * …   Wikipedia

• Cement kiln — Cement kilns are used for the pyroprocessing stage of manufacture of Portland and other types of hydraulic cement, in which calcium carbonate reacts with silica bearing minerals to form a mixture of calcium silicates. Over a billion tonnes of… …   Wikipedia

• Lime kiln — A lime kiln is a kiln used to produce quicklime by the calcination of limestone (calcium carbonate). The chemical equation for this reaction is::CaCO3 + heat → CaO + CO2This reaction takes place at 900°C (at which temperature the partial pressure …   Wikipedia

• cement — cementable, adj. cementer, n. cementless, adj. /si ment /, n. 1. any of various calcined mixtures of clay and limestone, usually mixed with water and sand, gravel, etc., to form concrete, that are used as a building material. 2. any of various… …   Universalium

• brick and tile — ▪ building material Introduction       structural clay products, manufactured as standard units, used in building construction.       The brick, first produced in a sun dried form at least 6,000 years ago and the forerunner of a wide range of… …   Universalium

• Pottery — Pot and Pots redirect here. For Pot, see Pot (disambiguation). For POTS, see POTS (disambiguation). Unfired green ware pottery on a traditional drying rack at Conner Prairie living history museum …   Wikipedia

• steel — steellike, adj. /steel/, n. 1. any of various modified forms of iron, artificially produced, having a carbon content less than that of pig iron and more than that of wrought iron, and having qualities of hardness, elasticity, and strength varying …   Universalium

• building construction — Techniques and industry involved in the assembly and erection of structures. Early humans built primarily for shelter, using simple methods. Building materials came from the land, and fabrication was dictated by the limits of the materials and… …   Universalium

• Pencil — This article is about the handwriting instrument. For other uses, see Pencil (disambiguation). HB graphite pencils A pencil is a …   Wikipedia

• Devitrification — is the opposite of vitrification, i.e., the process of crystallization in a formerly crystal free (amorphous) glass.[1] The term is derived from the Latin vitreus, meaning glassy and transparent.[2] Devitrification in glass art Devitrification… …   Wikipedia

• Inventions in medieval Islam — A significant number of inventions were developed in the medieval Islamic world, a geopolitical region that has at various times extended from Al Andalus and Africa in the west to the Indian subcontinent and Malay Archipelago in the east.… …   Wikipedia