SIO-2® BLACK ICE - Black Porcelain, 3.5 lb Sample

SIO-2® BLACK ICE - Black Porcelain

3.5 lb (1.6 kg) Sample

Black Ice is a black porcelain noted for its beautiful black graphite color. It has high plasticity, which makes it ideal for wheel-throwing and modeling.

Its formula is very stable and provides a secure firing range between Cone 5-6 (oxidizing atmosphere).

Black Ice is suitable for tableware (food-safe), according to ISO 6486:1999. 

It is available in extruded body (moist form).

This product is eligible for a bulk discount! Buy 4 or more of this product to get 10% off the total price!

DETAILED INFORMATION:

Firing range*: 1200-1240ºC / Cone 5-6
Biscuit temperature: 1000ºC / 1832ºF / Cone 06
Water content: 22%
Plasticity (IP Atterberg): 11
Carbonate content (CaCO3): 0%
Drying shrinkage: 5.7%
Firing shrinkage 1220ºC / 2228ºF: 10.3%
Porosity (water absorption) at 1220ºC / 2228ºF: 0.0%
Dry bending strength: 3.1 N/mm2
Fired bending strength 1220ºC / 2228ºF: 40.1 N/mm2
Thermal coefficient 1240ºC (25-500ºC): 62.5x10^-7ºC^-1

(*) Firing range recommended for the clay to develop its best performance, both in terms of technical and safety characteristics, under conventional firing conditions. The colour samples may show temperatures outside the recommended range to provide a broader view, but these are pieces fired under controlled conditions. Cone equivalence according to Orton table for self-supporting cones, regular-SSB and 150ºC/hr heating rate.

Click here to download our Fact Sheet for BLACK ICE clay!

Are you new to pottery and want to learn more about some common pottery terms? Check out the website for the Donn Zver School of Pottery to find a list of terms and explanations for what they all mean.

School of Pottery

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