Black Ice Porcelain 5 kg

Black Ice is black porcelain body noted for its beautiful black graphite fired color. It has high plasticity, which makes it ideal for wheel-throwing and modeling. Its formula is very stable and provides a secure firing range between 1220°C and 1240°C (oxidizing atmosphere). Suitable for tableware (food-safe), according to ISO 6486. Available in extruded body (moist form). Supplied in a practical 5 kg cylindrical format with double packaging.

Firing range: 1220 - 1240°C
Biscuit: 1000 - 1060°C
Water content: 20%
Plasticity (IP Atterberg): 11
Carbonate content (CaCO3): 0%
Drying shrinkage: 5.4%
Firing shrinkage at 1220°C: 10.3%
Porosity (water absorption) at 1220°C: 0.0%
Dry bending strength: 3.1 N/mm2
Fired bending strength at 1220°C: 39.8 N/mm2
Thermal coefficient (a25-500ºC): 54.3x10-7ºC-1