Introduction to Staurolite Concentrate
Staurolite Concentrate functions as a robust and inert mineral with properties akin to garnet, rendering it an exceptional abrasive sandblasting media. In this application, operators direct compressed air through a specialized nozzle to propel staurolite grains onto metal surfaces.
These grains adeptly cut through and eliminate paint, rust, and various coatings, ensuring thorough cleaning. The resultant clean surface is then primed for subsequent painting or welding, crucial in industrial plant maintenance and construction endeavors.
Common info:
| Other names: Staurolite sand, Staurolite |
| CAS number: 12181-56-8 |
| Formula: Fe,AL,SiO4 O7 (ОН) |
| Technical Condition of Ukraine TU-U 14-10-022-99 |
| Harmonize Commodity Code 2617900000 |
Chemical analysis:
| Contents, % | GUARANTEED | TYPICAL |
| AL2O2+TiO2 min | 45,5 | 49 |
| SiO, max | 29 | 27 |
| Th+U max | 70 ppm | |
| Moisture, max | 0,5 | 0,2 |
Physical description and properties:
| Brown to black free running sand. |
| Grain shape: irregular angle. |
| Grain color: yellow (different tints), black. |
| Minerals | Contents, % |
| Staurolite: | 81-86 |
| Kyanite-sillimanite: | 0,5-1,5 |
| Ilmenite: | 5-7 |
| Zircon: | 1-1,5 |
| Turmaline: | 7-10 |
| Quartz: | 0,1-0,5 |
Storage: in closed containers or bags, protect from physical damage. Terms of storage unlimited.
| Specific Gravity: | 3600 – 3750 kg/m3 |
| Bulk density: | 1980-2040 kg/m3 |
| Grain size: | 63 • 200 mkm |
| Flammable: | Nonflammable |
| Solubility in Water: | Insoluble |
| Angle of friction: | 32° |
| Hardness: | 7-7,5 |
| Sieve Aperture (microns) | Cumulative retained, % |
| 200 | 5 |
| 160 | 45 |
| 100 | 93 |
| 63 | 99 |
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