SIO-2® Toffee Caramel Stoneware Clay with Impalpable Grog, 27.6 lb
Price of clay also includes bisque firing, glazes, and glaze firing of your work. No clay may be brought into the School from an outside source.
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Caramel stoneware clay with 40% impalpable grog 0-0.2 mm (up to 80 Mesh). Formulated for artistic ceramics, it is ideal for throwing and modelling smooth pieces with fine details. The high content of grog confers an excellent behaviour during drying and firing.
Depending on the firing temperature, it develops a beautiful range of natural tones, from oatmeal beige to caramel brown, which create a warm base that is highly appreciated in ceramic decoration.
Firing range: 2192-2372ºF / Cone 5-10
Biscuit temperature: 1832ºF / Cone 06
Water content: 19%
Plasticity (IP Atterberg): 13
Carbonate content (CaCO3): 0%
Drying shrinkage: 6.2%
Firing shrinkage (1300ºC): 5.6%
Porosity (water absorption at 1300ºC): 0.1%
Dry bending strength: 3.5 N/mm2
Fired bending strength (1300ºC): 45.5 N/mm2
Thermal coefficient (25-500ºC): 50.8x10^-7ºC^-1