Dating royal doulton


11-Oct-2020 02:53

It combines well with both glazes and paint, and can be modelled very well, allowing a huge range of decorative treatments in tablewares, vessels and figurines. The European name, porcelain in English, come from the old Italian porcellana (cowrie shell) because of its resemblance to the translucent surface of the shell.Properties associated with porcelain include low permeability and elasticity; considerable strength, hardness, toughness, whiteness, translucency and resonance; and a high resistance to chemical attack and thermal shock.is a ceramic material made by heating materials, generally including kaolin, in a kiln to temperatures between 1,200 and 1,400 °C (2,200 and 2,600 °F).The toughness, strength, and translucence of porcelain, relative to other types of pottery, arises mainly from vitrification and the formation of the mineral mullite within the body at these high temperatures.The manufacture of porcelain became highly organised, and the kiln sites excavated from this period could fire as many as 25,000 wares.By the time of the Ming dynasty (1368–1644 AD), porcelain wares were being exported to Europe.

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The clays used are often described as being long or short, depending on their plasticity.



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