Tantalum Ta Crucible (Tantalum Welding Crucible, Seamless Crucible)
Princeton Powder is a leading supplier of high-quality tantalum crucibles. We offer cylindrical, rectangular, square, and round-bottom crucibles, produced through forging or welding. Our seamless tantalum crucibles, known for their exceptional mechanical strength, thermal stability, and corrosion resistance, are ideal for demanding high-temperature applications. Capacities range from 2 ml to 1,000 ml and can be customized to meet customer specifications.
We provide a wide range of refractory metal crucibles including Molybdenum Crucible, Zirconium Crucible, Niobium Crucible, and Tungsten Crucible. Our Tantalum Crucible is for sale at a competitive price.
Material | Tantalum Crucible, Ta |
CAS Number | 7440-25-7 |
Purity | 99.5% min |
Standard | ASTM B708 |
| Density | 16.65 g/cm3 |
Melting Point | 3017 ℃ |
Shape | Straight Wall, Cylindrical, Rectangular or Square, Custom-shaped |
Dimensions | 10-500mm OD x 10-600mm L |
Capacity | 2 ml-1,000 ml |
| Manufacturing Process | Forged, welding |
Description of Tantalum Ta Crucible
Tantalum (Ta) crucibles are made from tantalum, a refractory, hard, blue-gray transition metal with a high melting point of 2996°C and excellent corrosion resistance. These qualities make them ideal for high-temperature applications, particularly in laboratories and industries requiring durability against extreme heat and corrosion. Tantalum crucibles can be produced through forging or welding processes. Seamless tantalum crucibles, known for their superior mechanical strength, thermal stability, and corrosion resistance, are especially suited for demanding high-temperature operations.
Chemical Composition of Tantalum crucible
| Item | Content w.t% |
| C | <0.010% |
| O | <0.010% |
| H | <0.0015% |
| N | <0.010% |
| Nb | <0.100% |
| Fe | <0.010% |
| Ti | <0.010% |
| W | <0.050% |
| Mo | <0.020% |
| Si | <0.050% |
| Ni | <0.010% |
| Ta | Bal. |
Standard Dimensions of Tantalum Crucible
Tantalum Straight Wall Crucibles:
Item Number | Capacity | OD | H | WT |
Ta-5ml | 5 | 25 | 17 | 2 |
Ta-10ml | 10 | 30 | 21 | 2 |
Ta-15ml | 15 | 34 | 23 | 2 |
Ta-20ml | 20 | 37 | 26 | 2 |
Ta-25ml | 25 | 39 | 27 | 2 |
Ta-30ml | 30 | 42 | 29 | 2 |
Ta-35ml | 35 | 44 | 30 | 2 |
Ta-40ml | 40 | 45 | 32 | 2 |
Ta-45ml | 45 | 47 | 33 | 2 |
Ta-50ml | 50 | 49 | 34 | 2 |
Ta-55ml | 55 | 50 | 35 | 2 |
Ta-75ml | 75 | 55 | 39 | 2 |
Ta-80ml | 80 | 58 | 40 | 3 |
Ta-100ml | 100 | 62 | 43 | 3 |
Ta-250ml | 250 | 82 | 58 | 3 |
Ta-500ml | 500 | 102 | 72 | 3 |
Ta-1000ml | 1000 | 127 | 90 | 3 |
Features and Application
High Melting Point: Ideal for high-temperature melting of metals like titanium and zirconium
Excellent Corrosion Resistance: resists corrosion from acids, alkalis, and other aggressive chemicals
Biocompatibility: used in biocompatible and corrosion-resistant applications
Thermal Stability: Ideal for handling corrosive materials in high-temperature chemical reactions.
Mechanical Strength: Aerospace
Essential factors for selecting the right Tantalum crucible
Purity Level
Verify the purity level of the tantalum material used in the crucible, particularly for specialized applications like electronics.
Size and Capacity
Confirm the size and capacity requirements for your application
Material Compatibility
Ensure that the material does not chemically react with tantalum and confirm that tantalum itself meets the physical properties required for the working conditions, such as melting point and reactivity with the environmental atmosphere.
Customized Requirements
Provide detailed customization requirements, including drawings, working conditions, and product application information.