PHYSICAL & CHEMICAL PROPERTIES
Author：ADV Time：2014-04-23
| PHYSICAL & CHEMICAL PROPERTIES | |||||
| Unit | ADV995 | ADV992 | ADV990 | ADV850 | |
| AL2O3 content | % | 99.5 | 99.2 | 99.0 | 85.0 |
| Maximum temperature | ℃ | 1800 | 1800 | 1800 | 1600 |
| Working temperature | ℃ | 1650 | 1620 | 1600 | 1400 |
| Density | g/cm3 | 3.90 | 3.88 | 3.85 | 3.20 |
| Water absorption | % | <0.1 | <0.1 | <0.1 | <0.2 |
| Hardness (Mohs scale) | - | 9 | 9 | 9 | 7 |
| Flexural strength | MPa | >250 | >250 | >250 | >150 |
| Volume resistivity (20℃） | Ω﹒cm | 1014 | 1014 | 1014 | 1013 |
| Volume resistivity (1000℃） | Ω﹒cm | 108 | 108 | 108 | 106 |
| Colour | Ivory | Yellow | Pink | White | |
