Black Sculpture Clay with Fine Grog

Black sculpture clay body with 40% fine grog (up to 35 Mesh). Formulated for artistic ceramics, it is ideal for sculpture. The high content of grog confers a beautiful textured surface and an excellent behavior during drying and firing. Its beautiful and intense black firing color in oxidizing atmosphere is very exclusive of PRN range and becomes an ideal artistic mean of expression. In reducing atmosphere, metallic effects with shades of blue are obtained. Available in extruded body (moist form).

Firing range: Cone 5-7 (2205º-2295ºF)
Biscuit: Cone 06 (1855ºF)
Water content: 21%
Plasticity (IP Atterberg): 22
Carbonate content (CaCO3): 0%
Drying shrinkage: 7.0%
Firing shrinkage at Cone 7: 4.5%
Porosity (water absorption) at Cone 7: 9.4%
Dry bending strength: 2.0 N/mm2
Fired bending strength at Cone 7: 27.5 N/mm2
Thermal coefficient (a25-500ºC): 55.8x10-7ºC-1

 

Sold in 27.6 lbs boxes

PRNF Black Sculpture

$24.70Price
     

    Core Clay

    513-351-0036

    3846 Montgomery Road

    Norwood, OH 45212

    Hours of Operation: 

    Monday-Friday 10:00am-9:00pm

    Saturday 12:00-4:00 (STUDIO ONLY)

    Closed Sunday

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