SIO-2 - Blue Porcelain - UPSALA - 1200-1240°C - 5Kg

Upsala is a unique blue porcelain noted for its beautiful cobalt blue. It has high plasticity, which makes it ideal for wheel-throwing and modelling. Its formula is very stable and provides a secure firing range between 1200 and 1240ºC (oxidizing atmosphere). Suitable for tableware (food-safe), according to ISO 6486:1999. Available in extruded body (moist form). Presented in a practical 5 kg cylindrical format with double packaging.

• Firing range: 1200-1240ºC.
• Biscuit temperature: 1000ºC.
• Water content: 21%.
• Plasticity (IP Atterberg): 11.
• Carbonate content (CaCO3): 0%.
• Drying shrinkage: 5.2%.
• Firing shrinkage (1220ºC): 10.4%.
• Porosity (water absorption at 1220ºC): 0.0%.
• Dry bending strength: 3.3 N/mm2.
• Fired bending strength (1220ºC): 47.2 N/mm2.
• Thermal coefficient (25-500ºC): 58.3x10^-7ºC^-1.