SIO-2® PCLI Stoneware Paper Clay, 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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Stoneware paper clay with 30% impalpable grog 0-0.2 mm (up to 80 Mesh). Formulated for artistic ceramics, it is unique for modelling, thanks to its exceptional plasticity. It is especially suitable for making impossible shapes with difficult drying. The presence of paper fibres inside avoid formation of cracks and problems of deformations, and leads PCL clay to surprising artistic possibilities. Odourless.
Firing range: Cone 02-8 (2052-2320ºF)
Biscuit temperature: Cone 05 (1911ºF)
Water content: 24%
Plasticity (IP Atterberg): 27
Carbonate content (CaCO3): 0%
Drying shrinkage: 7.2%
Firing shrinkage (1200ºC): 6.0%
Porosity (water absorption at 1200ºC): 4.2%
Dry bending strength: 5.2 N/mm2
Fired bending strength (1200ºC): 39.5 N/mm2
Thermal coefficient (25-500ºC): 53.7x10^-7ºC^-1