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| CAS No.: | N/a |
| Formula: | N/a |
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Technical Parameter (More Specification Requirments Please Contact Us)
| Model | ZC17 Ceramic Ball | |||||||||||
| Color | Light gray | |||||||||||
| Shape | Ball | |||||||||||
| Chemical composition | Min. % | Max. % | Usual % | |||||||||
| Al2O3 | 17 | 19 | 18 | |||||||||
| SiO2 | 70 | 77 | 74.9 | |||||||||
| Al2O3 + SiO2 | 90 | 94 | 93 | |||||||||
| Fe2O3 | / | 1.0 | 0.9 | |||||||||
| TiO2 | / | 0.5 | 0.46 | |||||||||
| CaO | / | 0.5 | 0.42 | |||||||||
| MgO | / | 0.5 | 0.38 | |||||||||
| Na2O | / | 2 | 1.12 | |||||||||
| K2O | / | 3.5 | 3.28 | |||||||||
| Physical properties | Leachable Iron (%) | ≤0.1 | ||||||||||
| Apparent Porosity by Weight (%) | D≥10mm | ≤0.4 | ||||||||||
| D=6mm | ≤1.0 | |||||||||||
| D=3mm | ≤3.0 | |||||||||||
| Water absorption (wt.%) | <0.5 | |||||||||||
| Acid resistance (%) | >99.8 | |||||||||||
| Alkaline resistance (%) | >85 | |||||||||||
| Bulk Density | (g/cm3) | 1.35 | ||||||||||
| (lb/ft3) | 84 | |||||||||||
| Specific density | (kg/m3) | 2300 | ||||||||||
| (lb/ft3) | 144 | |||||||||||
| Moh's hardness (scale) | >6.5 | |||||||||||
| Thermal conductivity (w/m2.k) | 0.9-1.0 | |||||||||||
| Specific heat (J/kg.ºC) | 628-837 | |||||||||||
| Max. Operating Temperature | (ºC) | 1050 | ||||||||||
| (ºF) | 1922 | |||||||||||
| Thermal expansion (%) (500ºC) | 0.20 | |||||||||||
| Thermal Shock Stability (times) (500 ºC then water cooling) |
10 | |||||||||||
| Geometric properties | Nominal Size | (mm) | 3 | 6 | 10 | 13 | 16 | 19 | 25 | 38 | 50 | |
| (inch) | 1/8 | 1/4 | 3/8 | 1/2 | 5/8 | 3/4 | 1 | 1.5 | 2 | |||
| Crush Strength Min. | (lbs) | 77 | 176 | 234 | 572 | 726 | 1672 | 1870 | 2090 | 3476 | ||
| (kg) | 35 | 80 | 106 | 260 | 330 | 760 | 850 | 950 | 1580 | |||
| (N/PC) | 343 | 784 | 1039 | 2548 | 3234 | 7448 | 8330 | 9310 | 15484 | |||
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