| Material | Pure tungsten |
| Specification | Ф(10-500)*H(10-750)*WT(8-35)mm |
| As per customer’s drawing | |
| Special Type: As per customer’s drawing | |
| Density | Sintering :≥17.6g/cm3 |
| Forging: ≥18.5g/cm3 | |
| Surface | Machined surface |
| Grade | W-1 |
Tungsten crucible and other parts can be used for sapphire crystal growth and rare-earth melting due to their high temperature resistance, low pollution and other excellent characteristics.
1. Purity :W≥99.95%；
2. Density：≥18.5g/cm3；
3. Maximum ambient temperature：2400℃。
Forging tungsten crucible| Purity | Density | Specifications | Tolerance | Wall thickness | Surface roughness | ||
| 99.95% | ≥19.35g/ cm3 | Diameter(mm)10-500 | Height（mm）10-750 | Diameter tolerance+/-5.0 | Height tolerance+/-5.0 | 8-20 | Ra=1.6 |
| Purity | Density | Specifications | Tolerance | Wall thickness | Surface roughness | ||
| 99.95% | ≥19.35g/ cm3 | Diameter(mm)10-500 | Height（mm）10-750 | Diameter tolerance+/-5.0 | Height tolerance+/-5.0 | 8—20 | Ra=1.6 |
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