Common Info:
| CAS number: 1302-76-7 |
| Formula: Al2 [SiO4] О |
| Technical Condition of Ukraine TU-U 14-10-017-98 |
| Harmonize Commodity Code 2606000000 |
Chemical analysis:
| Contents, % | GUARANTEED | TYPICAL |
| Аl2O3, min | 57 | 58 |
| TiO2, max | 2,5 | 1,2-2,0 |
| Fe2O3, max | 0,8 | 0,8 |
| CaO, max | 0,2 | 0,1 |
| MgO max | 0,4 | 0,2 |
| Na2O+K2O max | 0,1 | |
| Th+U max | 70 ppm | |
| Moisture, max | 0,5 | 0,1 |
| ZrO2 max | 0,8 |
Physical description and properties:
| Appearance: Dirty-white free running sand. |
| Grain shape: platelet, oblong, irregular angle. |
| Grain color: colorless, light blue, light grey. |
| Minerals | Contents, % |
| Kyanite-Sillimanite | 93-94 |
| Rutile/ Ilmenite: | 1-2 |
| Zircon: | 1-1,5 |
| Quartz: | 1-3 |
| Melting point: | 1850 °С |
| Mullite transformation: | 1350 – 1550 °С |
| Specific Gravity: | 3200 – 3500 kg/m3 |
| Bulk density: | 1860 -1920 kg/m3 |
| Grain size: | 63 – 200 mkm |
| Flammable: | Nonflammable |
| Solubility in Water: | Insoluble |
| Угол естественного откоса: | 32° |
| Angle of friction: | 6 |
| рН: | 6,5 – 7,0 |
Storage: in closed containers or bags, protect from physical damage. Terms of storage unlimited.
| Sieve Aperture (microns) | Cumulative retained, % |
| 200 | 4 |
| 160 | 40 |
| 100 | 90 |
| 63 | 99,7 |
