BLACK STONEWARE BODYCLAY PRN CH 0-1.5MM – 12,5 KG

Refractory grogged black stoneware clay, in a rectangular block. Muy plástica. Blanda para modelado. Excellent for large-scale sculptures. Soft hardness. The clay should be well sealed when not in use. 12.5 kg package. Technical data sheet available for download.

– Dry mechanical strength: 25±10 Kgf/cm2;
– Fired mechanical strength: 300±50 Kgf/cm2;
– Total shrinkage: 9,0±1,5%;
– Water absorption: 3,0±1,0 %;
– Cubic thermal expansion coefficient (ΔT20–400 °C): (250 ± 5) x 10 -7 ºC-1.
– Bisque temperature: 990ºC–1000ºC
– Glaze firing temperature:1260 ºC (±20 ºC)