Table 3.
Chemical composition of the cast ingots.
| Element Concentration | Ingot A | Ingot B | Coating removed | Virgin Zamak |
|---|---|---|---|---|
| Zinc (Zn) | 94.97% | 95.65% | 96.36% | 91.55% |
| Aluminum (Al) | 4.28% | 3.78% | 3.3% | 4.5% |
| Magnesium (Mg) | 0.42% | 0.25% | 0.17% | 0.8% |
| Copper (Cu) | 0.04% | 0.04% | 0.02% | 2.8% |
| Iron (Fe) | 0.04% | 0.05% | 0.01% | 0.01% |
| Nickel (Ni) | 0.01% | 0.02% | - | 0.01% |
| Silicon (Si) | 0.12% | 0.1% | 0.05% | 0.05% |
| Chloride (Cl) | 0.08% | 0.04% | 0.17% | 0.17% |
| Sulfur (S) | 0.03% | 0.02% | 0.04% | 0.01% |
| Phosphorus (P) | 0.01% | 0.01% | - | 0.01% |
| Potassium (K) | - | 0.01% | 0.04% | 0.03% |
| Calcium (Ca) | - | 0.02% | 0.02% | 0.02% |
| Fluorine (F) | - | - | - | - |
| Chromium (Cr) | - | 0.02% | - | - |
| Total Purity % | 99.7% | 99.7% | 99.85% | 99.7% |