RED TRADITIONAL Nº 2 CLAY BODY
Plastic body with 18-21% of water content
For hand-working, pressing and extrusion
CHEMICAL ANALYSIS
CHEMICAL COMPOSITION (Elemental analysis in %)
SiO2 – 60,20%
Al2O3 – 16,80%
Fe2O3 – 5,38%
CaO – 1,65%
MgO – 1,28%
Na2O – 0,52%
K2O – 3,12%
FIRED PROPERTIES
COOKING TEMPERATURE: 980-1080 ºC
WATER ABSORPTION: 12-16%
COOKING CONTRACTION: 1-1,2%
MECHANICAL STRENGTH: 22,5N/mm2
DILATION COEFFICIENT: 68,5×10^-7ºC
COLOR: Orange red
RAW PROPERTIES
DRYING CONTRACTION: 6-6’5%
CALCIMETRY: 6%
LOSS OF FIRE: 6,54%