Traditional white earthenware
Traditional white earthenware body. High whiteness in oxidising atmosphere. It is very suitable for the use of traditional pottery glazes and colouring oxides. High fired bending strength. Available in extruded body (moist form), being suitable for wheel-throwing, shaping and modelling.
Firing range (biscuit): 1050-1080ºC
Water content (throwing): 22%
Plasticity (IP Atterberg): 14
Carbonate content (CaCO3): 14%
Drying shrinkage: 5.1%
Firing shrinkage (1050ºC): 0.8%
Porosity (water absorption at 1050ºC): 12.1%
Dry bending strength: 6.8 N/mm2
Fired bending strength (1050ºC): 32.2 N/mm2
Thermal coefficient (25-500ºC): 79.8x10^-7ºC^-1