PRAI white stoneware 0-0.2mm 12.5kg

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About this product

White stoneware clay with 40% impalpable grog 0-0.2 mm (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 particular ivory colour after firing is much appreciated and provides an excellent ware for glazes and colouring oxides, which develop bright and intense tones. Suitable for tableware ( food-safe ), according to ISO 6486. Available in extruded body (moist form). Firing range: 1240-1300ºC / Cone 6-10 Biscuit temperature: 1000ºC / Cone 06 Water content: 19% Plasticity (IP Atterberg): 16 Carbonate content (CaCO3): 0% Drying shrinkage: 5.9% Firing shrinkage 1300ºC: 7.0% Porosity (water absorption) at 1300ºC: 0.0% Dry bending strength: 3.0 N/mm2 Fired bending strength 1300ºC: 51.0 N/mm2 Thermal coefficient 1250ºC (25-500ºC): 60.4x10^-7ºC^-1 Firing Ceramic kiln high fire Weight/Volume 12,5 kg Grog Impalpable grog State Moist form (plastic body) Stiffness 4 throwing and modelling

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