Kiln furniture
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Kiln furniture are devices and implements inside furnaces used during the heating of manufactured individual pieces, such as pottery, other ceramic or metal components. Kiln furniture is made of refra
Two silicon carbide kiln shelves
Bungs of saggars inside a bottle kiln
Cordierite
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Cordierite or iolite is a magnesium iron aluminium cyclosilicate. Iron is almost always present, and a solid solution exists between Mg-rich cordierite and Fe-rich sekaninaite with a series formula: 2
Kiln furniture
…withstand high temperatures without deformation. Kiln furniture can account for up to 80% of the mass of a kiln charge. Commonly used materials are cordierite (up to 1275 °C), mullite (up to 1750 °C), silicon carbide (up to 1500 °C), alumina (up to 1750 °C), zirconia (up to 1650 °C). The choice depends on…
Cordierite den 07 06aa
Left: rough specimen showing dichroism; right: cut stone
Facet cut iolite gemstone