Search Results for: Glass ceramics glassware
it is dug from the ground - buff, brown and red. a modern earthenware recipe would be: % ball clay , % china clay , % flint, % china stone. the first or biscuit firing temperature is - °c and the second, glost (glaze) firing - °c. nearly all ancient, medieval, middle eastern, and european painted ceramics
are earthenware, as is a great deal of contemporary household dinnerware. to overcome its porosity (which makes it impracticable for storing liquids in its unglazed state, for example), the fired object is covered with finely ground glass powder suspended in water and is then fired a second time. during...
http://www.thepotteries.org/types/earthenware.htm