SIO-2 PRAF White Sculpture/Raku High Fire Pottery Clay, 4.0 lb (1.8 kg) | Kiln-Fired Clay for Wheel-Throwing, Handbuilding & Modelling - Ready-to-Use

Introducing our remarkable White Sculpture/Raku Clay, also known as "Rafael" clay, meticulously formulated for artistic ceramics. This clay is the ideal choice for sculptors, mural artists, and those seeking to create stunning Raku pieces. Crafted with precision, our clay combines exceptional properties to bring your artistic vision to life with breathtaking texture and depth. Our White Sculpture/Raku Clay features a high content of fine grog (0-0.5 mm) which imparts a beautiful textured surface to your creations. This grog infusion not only adds visual interest but also contributes to the clay's excellent behavior during both the drying and firing processes. Technical Specifications: Firing Range: Achieve optimal results within the temperature range of 1240-1300ºC or Cone 6-10, ensuring versatility and reliability in firing performance. Biscuit Temperature: Our clay reaches a temperature of 1000ºC or Cone 06 during the biscuit firing process, providing an ideal foundation for subsequent glazing and coloring. Water Content: With a water content of 17%, our clay offers exceptional workability and ease of use during the sculpting process. Plasticity (IP Atterberg): Boasting a plasticity rating of 16, our clay offers exceptional malleability, allowing for intricate details and precise shaping. Carbonate Content (CaCO3): Our clay is formulated with a carbonate content of 0%, ensuring a consistent and controlled firing process. Drying Shrinkage: Experience minimal shrinkage during the drying process, as our clay maintains a drying shrinkage rate of only 5.4%. Firing Shrinkage (1300ºC): Our clay exhibits a firing shrinkage of 4.6% at 1300ºC, ensuring precision and consistency in the final fired pieces. Porosity (Water Absorption at 1300ºC): Achieve a balanced level of porosity, as our clay showcases a water absorption rate of 4.1% at 1300ºC.