Zinc Alloy Ingot PADAENG DA-3
1. Appearance
2. Dimension
Top surface : 470 mm x 100mm
Bottom surface : 550 mm x 115 mm
Height :40 mm
Slab weight :9.1 kg (Approx.)
Slap per bundle :110 slabs
Bundle weight :1,000 kg (Approx.)
Bundle dimensions : 460 mm x 980 mm x 600 m
3. Chemical Composition
| Chemical Composition (%) | Padaeng SHG |
|---|---|
| Aluminium | 3.8 min. - 4.2 max. |
| Magnesium | 0.035 min. - 0.06 max. |
| Copper | 0.03 max. |
| Lead | 0.003 max. |
| Cadmium | 0.003 max. |
| Iron | 0.020 max. |
| Tin | 0.001 max. |
| Nickel | 0.001 max. |
| Silicon | 0.02 max. |
| Zinc | Bal. |
Remark:
4. Physical properties
| Physical properties | As ingot (at 20 °C) |
|---|---|
| Density : kg/dm3 | 6.7 |
| Melting Range : °C | 382 – 387 |
| Coefficient of thermal expansion : um/(m*K) | 27 |
| Thermal Conductivity : W/(m *K) | 113 |
| Electrical Conductivity : %IACS | 26 |
5. Mechanical properties
| Mechanical properties | As ingot |
|---|---|
| Tensile Strength : Mpa | 280 |
| Elongation (50mm.) : % | 10 |
| Brinell Hardness (500kg.) | 83 |
| Impact strength (un-notched 6.3*6.3mm. Bar) : J | 57 |
| Youngs Modulus : GPa | 85 |
| Yield strength (0.2% offset) : MPa | 200 |
| Fatigue strength (108 cycles) : MPa | 48 |
| Creep stress ( 0.5% elongation, 3000h) : MPa | 80 |
6. Applications
DA-3 is the most used general purpose die casting alloy, offering the best combination of physical properties, mechanical properties (strength, ductility, impact strength) and castability. It can produce casting with intricate detail and also provides excellent machining, plating and finishing characteristics.