Product Description:
Item name | Long life time container niobium crucible price tantalum niobium crucible |
pure niobium | Purity: 99.95% |
Density | 8.57g/cm3 |
Dimension & Cubage | According to your needs or drawings |
Application | It is widely used for smelting of rare earth metals, heating elements of induction furnace, and solar energy and sapphire |
Technique (Type) | Sintering,stamping, spinning |
Special sizes can be manufactured based on customers' requirements. |



Physical Properties |
Atomic Number | 41 |
Atomic Weight | 92.91 |
Density | 8.57 gm/cc (0.31 lbs/in2) |
Melting Point | 2468 °C |
Coefficient of Expansion (20°C – 100°V) | 7.1 x 10-6/°C |
Specific Heat (27°C) | 0.065 cal/gm/°C |
Thermal Conductivity | 0.125 cal/sec-cm-°C |
Electrical Resistivity (0°C - 100°C) | 14.5 microhm-cm |
Crystal Structure | bcc |
Application :
1. Used for sapphire single crystal growth furnace;
2. Applied for quartz glass melting furnace;
3. Used for rare earth smelting furnace;
4. Used for sintering metal mold of high melting point;
5. Widely used in other following industries: Ceramics and metallurgical industries, machinery processing and light industries.
Tantalum crucible,Zirconium crucible,Titanium crucible,Molybdenum crucible,Tungsten crucible and alloy crucible can be customed.
For know more information,pls contact our sales team.
