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BLACK EARTHENWARE CLAY 28 LB. PACKAGE
BLACK EARTHENWARE CLAY 28 LB. PACKAGE
$28.95
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Black Earthenware Clay
Black earthenware clay body. Its black color in oxidizing atmosphere is a highlight in
the range of low firing colors. Its fineness and plasticity make it an excellent choice for
throwing and modelling. Very good behavior with standard pottery glazes. Available in
extruded body (moist form), being suitable for wheel-throwing, shaping and modeling.
Firing range: Cone 06-05 (1855o-1911oF)
Water content: 21%
Plasticity (IP Atterberg): 16
Carbonate content (CaCO3): 8%
Drying shrinkage: 5.0%
Firing shrinkage at Cone 06: 0.9%
Porosity (water absorption) at Cone 06: 14.3%
Dry bending strength: 4.5 N/mm2
Fired bending strength at Cone 06: 28.9 N/mm2
Thermal coefficient (a25-500oC): 77.9x10-7oC-1
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Arcilla de loza negra
Cuerpo de arcilla de loza negra. Su color negro en atmósfera oxidante destaca en
la gama de colores de baja cocción. Su finura y plasticidad lo convierten en una excelente opción para
lanzamiento y modelado. Muy buen comportamiento con esmaltes de cerámica estándar. Disponible en
cuerpo extruido (forma húmeda), siendo apto para lanzamiento de ruedas, modelado y modelado.
Campo de tiro: Cono 06-05 (1855o-1911oF)
Contenido de agua: 21%
Plasticidad (IP Atterberg): 16
Contenido de carbonato (CaCO3): 8%
Contracción por secado: 5,0%
Contracción de cocción en el cono 06: 0,9%
Porosidad (absorción de agua) en el cono 06: 14,3%
Resistencia a la flexión en seco: 4,5 N / mm2
Resistencia a la flexión al fuego en el Cono 06: 28,9 N / mm2
Coeficiente térmico (a25-500oC): 77,9x10-7oC-1
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