China Support Media Inert Ceramic Alumina Ball for Petroleum Oil Refinery, Find details about China Ceramic Ball, Inert Alumina Ball from Support Media Inert Ceramic Alumina Ball for Petroleum Oil Refinery
Property | Ceramic ball | Low alumina ball | Med. alumina ball | High alumina ball | Corundum ball | |
Chemical composition % | Al2O3 | 20-30 | 31-45 | 46-70 | 71-90 | >90 |
Al2O3+SiO2 | ≥90 | |||||
Fe2O3 | ≤1 | |||||
Water absorption, % | ≤5 | |||||
Acid resistance, % | ≥98 | |||||
Alkali resistance, % | ≥80 | ≥82 | ≥85 | ≥90 | ≥95 | |
Thermal shock resistance, ºC | ≥130 | ≥200 | ≥500 | ≥700 | ≥800 | |
Thermal resistance, ºC | ≥1000 | ≥1200 | ≥1300 | ≥1400 | ≥1500 | |
Crushing strength KN/grain | Φ3mm | ≥0.20 | ≥0.25 | ≥0.30 | ≥0.35 | ≥0.40 |
Φ6mm | ≥0.5 | ≥0.6 | ≥0.65 | ≥0.7 | ≥0.8 | |
Φ8mm | ≥0.7 | ≥0.8 | ≥0.9 | ≥1.00 | ≥1.20 | |
Φ10mm | ≥0.85 | ≥1.0 | ≥1.20 | ≥1.50 | ≥1.90 | |
Φ13mm | ≥1.80 | ≥2.30 | ≥3.00 | ≥4.00 | ≥5.80 | |
Φ16mm | ≥2.30 | ≥3.00 | ≥4.50 | ≥6.00 | ≥7.00 | |
Φ20mm | ≥4.30 | ≥5.00 | ≥6.00 | ≥7.50 | ≥9.00 | |
Φ25mm | ≥6.20 | ≥7.00 | ≥8.00 | ≥10.00 | ≥12.00 | |
Φ30mm | ≥7.00 | ≥8.00 | ≥10.00 | ≥12.00 | ≥14.00 | |
Φ38mm | ≥8.80 | ≥10.00 | ≥12.00 | ≥16.00 | ≥18.00 | |
Φ50mm | ≥12.00 | ≥13.00 | ≥15.00 | ≥18.00 | ≥21.50 | |
Φ76mm | ≥16.00 | ≥18.00 | ≥20.00 | ≥22.00 | ≥25.00 | |
Bulk density, Kg/m³ | 1300-1400 | 1400-1500 | 1500-1600 | 1600-1800 | ≥1800 |