Sio-2 Toffee Grey Stonware Sold in 27.5lb bags 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. Suitable for tableware (food-safe), according to ISO 6486. Available in extruded body (moist form). Firing Ceramic kiln high fire Weight/Volume 12,5 kg Grog Impalpable grog State Moist form (plastic body) Stiffness 4 throwing and modelling Firing range: 1200-1300ºC / Cone 5-10 Biscuit temperature: 1000ºC / 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
