Please note stocks of this material have two forms, either "teardrop" or irregular lump.
订货号 | 包装规格 |
Weight |
572-140-87 | 50g |
517-607-95 | 100g |
700-998-14 | 200g |
649-211-58 | 300g |
795-243-28 | 400g |
175-618-12 | 500g |
492-428-94 | 1000g |
产品参数
Maximum Lump Size[] | 12mm |
Product Shape[形状] | Shot |
Purity[纯度] | 99.999% |
Weight[重量] | 50g - 1000g |
Typical Analysis(典型分析) |
Ag | 1 PPM |
Cu | 4 PPM |
Pb | 3 PPM |
Electrical Properties(电气特性) |
Electrical resistivity ( μOhmcm ) | 117@20℃ |
Temperature coefficient ( K⁻¹ ) | 0.00460 @0-100℃ |
Thermal emf against Pt (cold 0C - hot 100C) ( mV ) | -7.34 |
Mechanical Properties(机械性能) |
Bulk modulus ( GPa ) ( Polycrystalline ) | 31.3 |
Hardness - Vickers ( kgf mm⁻² ) ( Polycrystalline ) | 16 - 19 |
Material condition | Polycrystalline |
Poisson's ratio ( Polycrystalline ) | 0.330 |
Tensile modulus ( GPa ) ( Polycrystalline ) | 34.00 |
Thermal Properties(热性能) |
Coefficient of thermal expansion ( x10⁻⁶ K⁻¹ ) | 13.400 @0-100℃ |
Latent heat of evaporation ( J g⁻¹ ) | 857 |
Latent heat of fusion ( J g⁻¹ ) | 52.00 |
Melting point ( C ) | 271.30 |
Specific heat ( J K⁻¹ kg⁻¹ ) | 124.0 @25℃ |
Thermal conductivity ( W m⁻¹ K⁻¹ ) | 7.90 @0-100℃ |
Atomic Properties(原子属性) |
Atomic number | 83 |
Atomic weight ( amu ) | 208.98040 |
Crystal structure | Rhombohedral |
Electronic structure | Xe4f¹⁴5d¹⁰6s²6p³ |
Ionisation potential ( No./eV ) | 5 / 56.0 |
Ionisation potential ( No./eV ) | 1 / 7.29 |
Ionisation potential ( No./eV ) | 3 / 25.6 |
Ionisation potential ( No./eV ) | 4 / 45.3 |
Ionisation potential ( No./eV ) | 6 / 88.3 |
Ionisation potential ( No./eV ) | 2 / 16.7 |
Photo-electric work function ( eV ) | 4.40 |
Thermal neutron absorption cross-section ( Barns ) | 0.0340 |
Valences shown | 3 , 5 |
Physical Properties(物理性质) |
Boiling point ( C ) | 1560 |
Density ( g cm⁻³ ) | 9.800 @20℃ |