SIO-2 - UPSALA BLUE PORCELAIN CLAY

UPSALA is a blue ceramic that stands out for its exclusive cobalt blue color.

• It has high plasticity, making it ideal for turning and modeling.
• Its formula is very stable and allows for a safe firing range between 1200 and 1240ºC (oxidizing atmosphere).
• It is suitable for the production of tableware (food-safe), according to ISO 6486 standard.
• Available in extruded plastic paste format.
• Presented in a convenient cylindrical 5 kg package with double packaging.

Technical specifications:

• Firing temperature: 1200-1240ºC
• Biscuit temperature: 1000ºC
• Humidity: 21%
• Plasticity (IP Atterberg): 11
• Calcimetry (CaCO3): 0%
• Shrinkage during drying: 5.2%
• Shrinkage during firing (1220ºC): 10.4%
• Porosity (water absorption 1220ºC): 0.0%
• Dry mechanical strength: 3.3 N/mm2
• Fired mechanical strength (1220ºC): 47.2 N/mm2
• Coefficient of expansion (25-500ºC): 58.3x10^-7ºC^-1