| Material | pure tungsten |
| Specification | Crucible： φ（10-500）*WT（8-35）*H（10-750）mm |
| Tube： OD（20-500）*WT（2-30）*L（30-1300）mm |
|
| Special type:As per custom’s drawing | |
| Density | ≥18.5g/cm3 |
| Purity | 99.95% |
| Surface | Machined |
| Grade | W-1 |
1. Crucibles and other parts for Sapphire crystal growth and rare-earth melting
2. Sputtering Target
3. Parts of industrial furnace
High melting point (3410°C)
Low thermal expansion
High electrical resistance
Low vapour pressure
Good thermal conductivity
High density
Parameters
The available size of tungsten crucible & tungsten tube：| Diameter(mm) | Wall Thickness(mm) | Length(mm) |
| 30~50 | 2~10 | |
| 50~100 | 3~15 | |
| 100~150 | 3~15 | |
| 150~200 | 5~20 | |
| 200~300 | 8~20 | <1300 |
| 300~400 | 8~30 | |
| 400~450 | 8~30 | |
| 450~500 | 8~30 |
| Wall Thickness(mm) | Diameter(mm) | Diameter(mm) | Length(mm) |
| 30~50 | 2~10 | 2~10 | <1300 |
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