Terracotta clay PR1 – 11 kg

Red terracotta clay, in a rectangular block. Plastic and easy-to-work paste, ideal for hand modeling and wheel throwing. It presents a warm and natural finish, with good behavior in drying and firing. Recommended for both beginner potters and for low-temperature decorative and utilitarian work.
11 kg bag. Technical data sheet available for download.

– Dry mechanical strength: 85 ±10 Kgf/cm²
– Fired mechanical strength: 300 ±50 Kgf/cm²
– Total shrinkage: 14.5 ±1.0 %
– Water absorption: 5.0 ±1.0 %
– Cubic thermal expansion coefficient (ΔT20–400 °C): (185 ±5) × 10⁻⁷ °C⁻¹
– Bisque firing temperature: 980 °C (±20 °C)
– Glaze / final firing temperature: 1000 °C (±10 °C)