|
Description
|
Zircon sands are naturally occurring rounded to sub-rounded mineral
grains that are mined from mineral sand.
|
|
Applications
|
It is recommended for evaluation in:
|
|
|
• Precision investment casting
|
|
|
• Zirconium metal and chemicals
|
|
|
• Foundry specialty sand
|
|
|
• Refractories and refractory coatings
|
|
|
• Ceramics
|
|
|
• Abrasives
|
|
    Typical Chemical Composition
|
|
|
|
Zirconia (ZrO2)
|
≥65%
|
|
|
Silica (SiO2)
|
33.24%
|
|
|
Alumina (Al2O3)
|
0.07%
|
|
|
Titania (TiO2)
|
≤0.3%
|
|
|
Ferrous Oxide (Fe2O3)
|
≤0.5%
|
|
Typical Physical Composition
|
Bulk Density 2.6-2.8 g/cm³
Specific Gravity 4.62-4.67
Melting Point 2200-2450℃
PH 6.0-8.5
Hardness 7.0-8.0 Mohs
|
|
Storage
|
To achieve best possible results, we recommend keep the product un- stacked in dry and closed rooms at normal temperature and air humidity.
|
