CHAMOTTE NP 32/R
Garanteed values
| Chemical composition | Al2O3(min%) 30,00 | Fe2O3(max%) 3,00 |
| Physical properties | Refractoriness (CS/DIN) | min. 30,00 |
| Water absorption (%) | 5,90 |
Non attested values
| Chemical composition: | Typical analysis (%) | Range (%) |
| Al2O3 | 33,34 | 30,00 - 35,00 |
| Fe2O3 | 2,81 | 2,20 - 3,00 |
| TiO2 | 1,15 | 1,05 - 1,30 |
| K2O | 1,20 | 0,90 - 1,30 |
| Na2O | 0,10 | 0,05 - 0,10 |
| CaO | 0,25 | 0,10 - 0,30 |
| MgO | 0,26 | 0,10 - 0,30 |
| SiO2 | 60,60 | 65,40 - 58,60 |
| Loss on ignition | 0,30 | 0,20 - 0,50 |
| Physical properties | ||
| Refractoriness (CS/DIN) | 30,00 | 30,00 - 31,00 |
| Water absorption (%) | 4,50 | 4,00 - 5,90 |
| Bulk density (g/cm3) | 2,38 | 2,30 - 2,45 |
| Temperature of calcination (°C) | 1 150 | |
| Calcined at | Rotary kiln |
| Mineralogical properties | ||
| Mullit | 32,00 | - |
| Cristobalit | 3,00 | - |
| Quartz | 18,00 | - |