| Customization: | Available |
|---|---|
| Application: | Heat storage materials |
| Cell Shape: | Hexagonal |
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| Model | alumina Ceramic Ball(Aboout the detail alumina contents, please contact us.) | ||
| Color | White | ||
| Shape | Ball | ||
| Al2O3 composition | 13-90% | ||
| Size | 3-50mm or 1/8inch-2inch | ||
| Physical properties | Leachable Iron (%) | ≤0.01 | |
| Apparent Porosity by Weight (%) | ≤7.0 | ||
| Water absorption (wt.%) | <4.0 | ||
| Acid resistance (%) | >99 | ||
| Alkaline resistance (%) | ≥90 | ||
| Bulk Density | (g/cm3) | 1.9 | |
| (lb/ft3) | 125 | ||
| Specific density | (kg/m3) | 3200 | |
| (lb/ft3) | 212 | ||
| Moh's hardness (scale) | >8.0 | ||
| Thermal conductivity (w/m2.k) | 0.7-0.8 | ||
| Max. Operating Temperature | (ºC) | 1550 | |
| (ºF) | 2822 | ||
| Thermal expansion (%) | 0.1 | ||
| (500ºC) | |||
| Thermal Shock Stability (times) | 10 | ||
| (500 ºC then water cooling) | |||
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