What Elements Does A High-purity Tin Ingot Contain?
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What elements does a high-purity tin ingot contain?
High-purity tin ingots usually contain more than 99.9% tin, and the content of other elements is very low, usually less than 0.1%. These elements mainly include lead, copper, bismuth, arsenic, antimony, bismuth, silver, etc. Among them, lead is the most common impurity element, usually below 0.05%. High-purity tin ingots must be guaranteed to meet the high requirements for impurity content in applications.
|
Cd |
Fe |
Ti |
Sn |
As |
Al |
Total |
||||
|
0.0003 |
0.0003 |
0.0007 |
0.0005 |
0.0007 |
0.0008 |
0.0049 |
||||
Lead is one of the most common impurity elements, and its presence may be due to the residues of other metals in the ore during the smelting and refining process. The presence of lead will affect some physical and chemical properties of tin and reduce the quality of tin. Therefore, when producing high-purity tin ingots, it is necessary to reduce the lead content through refining and refining processes.
Copper is also one of the common impurity elements of high-purity tin ingots, and its presence may be due to the residues of copper-containing ore in the ore. The presence of copper affects the conductivity and mechanical properties of tin. In order to reduce the copper content, strict production control measures and sophisticated refining processes are required.
In addition to lead and copper, the content of other impurity elements such as bismuth, arsenic, antimony, silver, etc. also needs to be controlled. The presence of bismuth, arsenic and antimony will affect the mechanical properties of tin, while the presence of silver will affect the electrical properties of tin. Therefore, the production of high-purity tin ingots requires strict monitoring and control of the content of these elements to ensure the high purity of the tin ingots.
In summary, high-purity tin ingots mainly contain more than 99.9% tin, and the content of other elements is very low. During the production process, it is necessary to reduce the content of impurity elements through precise refining processes and strict production control measures to meet the demand for high-purity tin ingots in applications.
