| Name | Insulation cover | |
| Chemical composition | Al2O3 | ≥99 |
| R2O | ≤0.2 | |
| Fe2O3 | ≤0.1 | |
| SiO2 | ≤0.2 | |
| Bulk Density（g/cm2） | ≥3.80 | |
| Porosity（%） | ＜1 | |
| Bending strength（Mpa） | ＞350 | |
| Compressive strength（Mpa） | ＞12000 | |
| Dielectric constant∑（1MHz） | 2 | |
| Hardness（HRA） | 88 | |
Various types of high-temperature crystal growth.
| Standard | Use |
| Can be customized according to user needs | Good chemical stability, suitable for all kinds of high temperature crystal growth |
Previous：Square crucible
Next：Furnace
沪公网安备 31011402002018号 
