PRAF white sculpture/raku 0-0.5mm 12.5kg

40% fine-grained white sculpture/raku clay 0-0.5 mm (maximum 35 Mesh).

Formulated for artistic ceramics, ideal for sculptures, murals and Raku pieces.

High chamotte content ensures a beautiful textured surface and excellent behavior during drying and firing.

After firing, its special ivory color is highly appreciated and provides an excellent material for glazes and coloring oxides that create bright and intense tones.

Also known as "Rafael" clay, it is very popular because it is perfect for Raku.

Available in extruded body (moist form).

Firing range: 1240-1300ºC / Cone 6-10

Biscuit temperature: 1000ºC / Cone 06

Water content: 17%

Plasticity (IP Atterberg): 16

Carbonate content (CaCO3): 0%

Drying shrinkage: 5.4%

Shrinkage at 1300ºC: 4.6%

Porosity (water absorption at 1300ºC): 4.1%

Dry flexural strength: 2.4 N/mm2

Fired flexural strength (1300ºC): 26.2 N/mm2

Thermal coefficient (25-500ºC): 55.9x10^-7ºC^-1

Sold in 12.5 kg packages.