SIO-2 - Toasted Brown Stoneware Clay - PRGI (0-0.2mm) - 1240-1300°C - 12.5Kg

Toasted brown stoneware clay body with 40% impalpable grog (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. Its amazing firing colour, with different tones of light toasted brown, highlights the relief of the piece, and becomes an ideal artistic mean of expression. Available in extruded body (moist form).

• Firing range: 1240-1300ºC.
• Biscuit temperature: 1000ºC.
• Water content: 21%.
• Plasticity (IP Atterberg): 19.
• Carbonate content (CaCO3): 0%.
• Drying shrinkage: 6.9%.
• Firing shrinkage (1300ºC): 7.1%.
• Porosity (water absorption at 1300ºC): 3.7%.
• Dry bending strength: 4.5 N/mm2.
• Fired bending strength (1300ºC): 37.7 N/mm2.
• Thermal coefficient (25-500ºC): 50.7x10^-7ºC^-1.