Nominally 3.5mm diameter x 6mm length pellets.
订货号 |
包装规格 |
Weight |
564-774-69 |
20g |
051-834-12 |
50g |
630-752-36 |
100g |
414-183-02 |
200g |
575-800-45 |
500g |
986-531-57 |
1000g |
748-195-66 |
2000g |
838-291-01 |
3000g |
半岛bd体育手机客户端 参数
Maximum Lump Size[最大块大小] |
6mm |
Product Shape[形状] |
Pellets |
Purity[纯度] |
99.99% |
Weight[重量] |
20g - 3000g |
Typical Analysis(典型分析) |
Au |
5 PPM |
Bi |
1 PPM |
Cu |
20 PPM |
Fe |
2 PPM |
Mg |
1 PPM |
Pb |
10 PPM |
Electrical Properties(电气特性) |
Electrical resistivity ( μOhmcm ) |
1.63@20℃ |
Temperature coefficient ( K?? ) |
0.00410 @0-100℃ |
Thermal emf against Pt (cold 0C - hot 100C) ( mV ) |
0.74 |
Atomic Properties(原子属性) |
Atomic number |
47 |
Atomic weight ( amu ) |
107.86820 |
Crystal structure |
Face Centred Cubic |
Electronic structure |
Kr4d??5s? |
Ionisation potential ( No./eV ) |
2 / 21.5 |
Ionisation potential ( No./eV ) |
1 / 7.58 |
Ionisation potential ( No./eV ) |
3 / 34.8 |
Natural isotope distribution ( Mass No./% ) |
107 / 51.83 |
Natural isotope distribution ( Mass No./% ) |
109 / 48.17 |
Photo-electric work function ( eV ) |
4.70 |
Thermal neutron absorption cross-section ( Barns ) |
63.8000 |
Valences shown |
1 ,2 |
Physical Properties(物理性质) |
Boiling point ( C ) |
2212 |
Density ( g cm?? ) |
10.500 @20℃ |
Mechanical Properties(机械性能) |
Bulk modulus ( GPa ) ( Hard ) |
103.6 |
Bulk modulus ( GPa ) ( Soft ) |
103.6 |
Hardness - Vickers ( kgf mm?? ) ( Hard ) |
95 |
Hardness - Vickers ( kgf mm?? ) ( Soft ) |
25 |
Izod toughness ( J m?? ) ( Soft ) |
5 |
Material condition |
Hard |
Material condition |
Soft |
Poisson's ratio ( Hard ) |
0.367 |
Poisson's ratio ( Soft ) |
0.367 |
Tensile modulus ( GPa ) ( Hard ) |
82.70 |
Tensile modulus ( GPa ) ( Soft ) |
82.70 |
Tensile strength ( MPa ) ( Hard ) |
330.00 |
Tensile strength ( MPa ) ( Soft ) |
172.00 |
Thermal Properties(热性能) |
Coefficient of thermal expansion ( x10?? K?? ) |
19.100 @0-100℃ |
Latent heat of evaporation ( J g?? ) |
2390 |
Latent heat of fusion ( J g?? ) |
103.00 |
Melting point ( C ) |
961.90 |
Specific heat ( J K?? kg?? ) |
237.0 @25℃ |
Thermal conductivity ( W m?? K?? ) |
429.00 @0-100℃ |