Melted quality tantalum (TaM) is usually more economical to produce than sintered quality tantalum and provides sufficient quality for many applications. However, the material is neither as fine nor as homogeneous as sintered quality tantalum.
Sound speed, longitudinal clong
4100 m/s at 20 °C
Sound speed, transversal ctrans
2900 m/s at 20 °C
4 - 10 mm
300 - 2500 mm
Electron work function We
4.3 eV at 20 °C
Superconductive transition temperature Tsuper
16.6 g/cm³ at 20 °C
Neutron capture cross-section σN
0 m² at 20 °C
Available dimensions (diameter x length, mm x mm): 4 x 500-2000 ; 6 x 500-2500 ; 10 x 300-2500
25 % at 20 °C
Tensile strength Rm
172 MPa at 20 °C
Yield strength Rp0.2 Rp0.2
103 MPa at 20 °C
Crystallization temperature Tx
900 - 1450 °C
Melting point Tm
Outstanding resistance against aqueous solutions and metal melts.
This material has excellent cold ductility, superconductivity and a high level of biocompatibility.
This material data has been provided by Plansee.