Tin ingot is a type of commercial tin that has been cast into an ingot block and is partially refined but also contains small amounts of different impurities (such as copper, lead, iron, or arsenic). It is a solid tin different from a tin plate. Can be used as coating material, in food, machinery, electrical appliances, automobiles, aerospace and other industrial sectors has a very wide range of applications.
Chemical Composition
| Item | Sn 99.90 | Sn 99.95 | Sn 99.99 |
| Sn %≥ | 99.9 | 99.95 | 99.99 |
| As %≤ | 0.008 | 0.003 | 0.0005 |
| Fe %≤ | 0.007 | 0.004 | 0.002 |
| Cu %≤ | 0.008 | 0.004 | 0.0005 |
| Pb %≤ | 0.032 | 0.02 | 0.0035 |
| Bi %≤ | 0.015 | 0.006 | 0.0025 |
| Sb %≤ | 0.02 | 0.014 | 0.0015 |
| Cd %≤ | 0.0008 | 0.0005 | 0.0003 |
| Zn %≤ | 0.001 | 0.0008 | 0.0003 |
| Al %≤ | 0.001 | 0.0008 | 0.0005 |
| S %≤ | 0.0005 | 0.0005 | 0.0003 |
| Ag %≤ | 0.005 | 0.0001 | 0.0001 |
| Ni+Co %≤ | 0.005 | 0.005 | 0.0006 |
