Cordierite C 65
Garanteed values
Chemical composition, Psychical properties | Fe2O3(max. %) | 2,8 |
MgO (min. %) | 11,0 | |
Water absorption (%) max. | 8,0 | |
Bulk density (g/cm3) min. | 2,0 | |
Dilatation: 50-200 °C 10-6K-1 | 1,2-2,0 | |
Dilatation: 50-600 °C 10-6K-1 | 2,5-3,0 |
Non attested values
Chemical composition: | Typical analysis (%) | Range (%) |
Al2O3 | 36,20 | 34,00-38,00 |
SiO2 | 48,40 | 47,00-50,00 |
Fe2O3 | 2,40 | 2,00-2,80 |
TiO2 | 1,30 | 1,10-1,40 |
K2O | 0,60 | 0,50-0,80 |
Na2O | 0,20 | 0,10-0,40 |
CaO | 0,50 | 0,30-0,70 |
MgO | 11,50 | 11,00-12,50 |
Loss on ignition | 0,20 | 0,20-0,35 |
Physical properties | ||
Bulk density (g/cm3) | 2,1 | 2,00-2,30 |
Water absorption (%) | 7,1 | 4,00-8,00 |
Dilatation: 50-200 °C 10-6K-1 | 1,6 | 1,20-2,00 |
Dilatation: 50-600 °C 10-6K-1 | 2,7 | 2,50-3,00 |
Mineralogical properties | ||
Cordierit | 65,00 | |
Mullit | 15,0 | 13,00-17,00 |
Quartz | 0,6 | 0,30-1,00 |