Brief introduce-3-1mm sintered tabular alumina
China manufacurer tabular alumina since 1999
High purity of al2o3,99.2% min
Lump of mm sand and fine powder,customized size is available
Tabular Alumina is a pure sintered α-alumina materials that has been fully densified by rapid-sintering without the use of sintering aids at temperature in excess 1900°c.
Tabular alumina has characteristic large, well developed hexagonal tablet shaped α-alumina crystals of up to 200μm length.
Executive Standard:YB/T4216-2010
| License Plate | Index | Chemical composition(%) | |||
| HX-99 | AL2O3 | Fe2O3 | Na2O | SiO2 | |
| Standard | 99.2% min | 0.07% max | 0.4% max | 0.16% max | |
| Found | 99.26% | 0.06% | 0.30% | 0.08% | |
| Index | True Density | Porosity | Water Absorption | ||
| Unit | g/cm3 | % | % | ||
| Standard | 3.5 min | 5 max | 1.5 max | ||
| Found | 3.56 | 3.8 | 1.2 | ||
Particle Size Distribution
| Size:mm | Typical Values % | MAX/MIN % |
| 5-10mm | ||
| 5-10mm | 92 | 75 |
| 7-10mm | 58 | 40 |
| 5-7mm | 35 | 20 |
| 3-6mm | ||
| 3-6mm | 98 | 90 |
| 4-6mm | 55 | 40 |
| 3-4mm | 44 | 20 |
| 1-3mm | ||
| 1-3mm | 99 | 90 |
| 2-3mm | 52 | 30 |
| 1-2mm | 47 | 30 |
| 1-2mm | ||
| +2.36mm | 8 | 10 |
| -1mm | 5 | 10 |
| 0.5-1mm | ||
| 0.5-1.18mm | 95 | 90 |
| 0.7-1.18mm | 45 | 35 |
| 0.5-0.7mm | 50 | 20 |
| 0.2-0.6mm | ||
| +0.6mm | 5 | 10 |
| -0.2mm | 4 | 10 |
| 0-0.5mm | ||
| 0-0.5mm | 95 | 90 |
| 0.15-0.5mm | 49 | 38 |
| -200# | ||
| +0.088mm | 0.3 | 3 |
| -0.044mm | 96 | 90 |
| -325# | ||
| -0.044mm | 97 | 85 |
Available Sizes
| Fraction | 0-30mm,30-10mm,12-6mm,10-8mm,8-5mm,5-3mm,3-1mm,2-1mm,1-0mm,1-0.5mm,0.5-0.2mm,0.5-0mm,0.3-0mm |
| Fine | 46mesh-0,60mesh-0,80mesh-0,100mesh-0,120mesh-0,150mesh-0,180mesh-0,200mesh-0,240mesh-0,270mesh-0 |
