BLACK EBONY STONEWARE SMOOTH GN

Black ebony smooth stoneware - GN

Very black baking clay suitable for throwing and modeling.

Recommended temperature 1050°C - 1140°C maximum.

At 1050°C the colour will be brown and at 1120°C the colour will already be very black.

From 1080°C, slow down the rising in temperature in order to make easier the degassing.

T° Bisqueware / 980°C (1796°F)

T° Firing / 1050 - 1140°C (1922-2080°F)

Technical characteristics /

Shrinkage dry / 5.9%

Shrinkage 1050°C / (1922°F) 2%

Porosity 1140°C / (2084°F) 6%

Coef of expansion / 65 x 10-7