CHEMICAL ANALYSIS RAW CLAY PEN B M-2 2mm
Chemical composition (Elemental analysis in %)
Na2O – 0,34%
MgO – 2,52%
Al2O3 – 18,13%
SiO2 – 55,22%
P2O5 – 0,14%
K2O – 3,59%
CaO – 4,62%
TiO2 – 0,75%
Fe2O3 – 6,20%
Rational Analysis (Elemental analysis in %)
Montmorillonita – 3%
Clorita – 2%
Ilita – 2,40%
Caolinita – 9%
Quars – 43%
Feldspat Potàssic – 4%
Plagiòclasis – 5%
Hematita – 3%
Calcita – 7%
Dolomita – 1%
Physical-mechanical characteristics
LOSS OF FIRE: 8,50%