Model Number: HW202
Key Specifications/Special Features:
Purity: ≥99.999%Ultra-high purity alumina plate produced in our plant is famous for its high density, high purity, symmetrical shape and sizeDensity of this material is between 3.5-3.7g/cm3Can efficiently increase loading amount for downstream crystal manufacturersProduct size:Round cake with diameter 49 ±1, 59 ±1 and height 20 ±1mmSquare cake with length of a side 45 ±1 and height 20 ±1mmHexagon cake with length of a side 42 ±1mm and height 20 ±1mmRemarks: product size can be made according to customer’s request, so is packing
| Specification | ||
| Al2O3 | ≥99.999% | |
| Crystalline type | Alpha Al2O3 | |
| Appearance | Cake | |
| Na | ppm | ≤2 |
| Fe | ppm | ≤1 |
| Ca | ppm | ≤1 |
| Si | ppm | ≤2 |
| Cu | ppm | ≤1 |
| Mg | ppm | ≤1 |
| Ti | ppm | ≤1 |
| Cr | ppm | ≤1 |
| Sintered density | g/cm3 | 3.5-3.7 |
| Usages | Sapphire crystal, laser crystal | |
Shipping Information:
- FOB Port: Qingdao
- Lead Time: 5 - 10 days
- HTS Code: 2818.20.00
- Dimensions per Unit: 35 × 35 × 50 Centimeters
- Weight per Unit: 26 Kilograms
Main Export Markets:
- Asia
- Central/South America
- Eastern Europe
- Mid East/Africa
- North America
- Western Europe


