| Customization: | Available |
|---|---|
| Purity: | <95% |
| Active Ingredient Content: | Al2O3 |
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Inert alumina porcelain balls are widely used as grinding media for a variety of grinding and polishing applications.its high hardness and wear resistance provide fine grinding results.inert alumina ceramic ball is a kind of high performance ceramic material widely used in many. industries.inert alumina porcelain balls are widely used as grinding media for a variety of grinding and polishing applications.
| name | 17%-19%ceramic ball | |||||||||
| minimum content(%) | max content(%) | ordinary content(%) | ||||||||
| chemical component | AL203 | 17 | 19 | 18 | ||||||
| SiO2 | 70 | 77 | 74.9 | |||||||
| AL203+SiO2 | 90 | 94 | 93 | |||||||
| Fe203 | / | 1 | 0.5 | |||||||
| TiO2 | / | 0.5 | 0.46 | |||||||
| CaO | / | 0.5 | 0.42 | |||||||
| MgO | / | 0.5 | 0.38 | |||||||
| Na20 | / | 2 | 1.12 | |||||||
| K20 | / | 3.5 | 3.28 | |||||||
| leachable iron(%) | ≤0.1 | |||||||||
| apparent porosity | diameter≥10mm | ≤0.4 | ||||||||
| diameter=6mm | ≤1.0 | |||||||||
| diameter=3mm | ≤3.0 | |||||||||
| water adsorption(%) | acid fastness(%) | alkali resistance(%) | specific bulk weight (g/cm3) |
Bulk density(kg/cm3) | Moh's hardness | |||||
| <2.0 | >90 | >85 | 1.3-1.35 | 2300 | >6.5 | |||||
| heat conductivity coefficient (w/m2.k) |
specific heat capacity (J/kg.ºC) |
operation temp max(ºC) | thermal expansivity (%) (500ºC) | thermal shock resistance(500ºC To cold water) |
||||||
| 0,9-1.0 | 628-837 | 1050 | 0.2 | ten times | ||||||
| geometrical features | Specification ( mm ) | 3 | 6 | 10 | 13 | 16 | 19 | 25 | 38 | 50 |
| Minimum compressive strength | ≥0.3 | ≥0.8 | ≥1.0 | ≥2.5 | ≥3.2 | ≥7.4 | ≥8.3 | ≥9.3 | ≥15.4 | |
| Size | Crush strength | |
| Kg/particle | KN/particle | |
| 1/8''(3mm) | >35 | >0.35 |
| 1/4''(6mm) | >60 | >0.60 |
| 3/8''(10mm) | >85 | >0.85 |
| 1/2''(13mm) | >185 | >1.85 |
| 3/4''(19mm) | >487 | >4.87 |
| 1''(25mm) | >850 | >8.5 |
| 1-1/2''(38mm) | >1200 | >12 |
| 2''(50mm) | >5600 | >56 |
Q1: Where Is Your Factory Located?
A: Our factory are located in No.1-269, Zone B, Xiangdong Industrial Park, Xiangdong District, Pingxiang City, Jiangxi,China.welocme your visiting.
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