Zamak 5 (Zamak5)
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Basic Properties
| Alloy Type | |
|---|---|
| Designation | Zamak5 |
| Density | 6.7 g/cm³ |
| Melting Point | 380-390°C |
Composition
| Element | Percentage |
|---|
Similar Alloys
Description
Higher strength zinc die-casting alloy with improved mechanical properties compared to Zamak 3.
| Density | 6.7 g/cm³ |
|---|---|
| Electrical Resistivity | 6.8 μΩ·cm |
| Tensile Strength | 331 MPa |
|---|---|
| Yield Strength | 283 MPa |
| Elongation | 7% |
| Hardness | 91 HB |
| Machinability | Excellent - good machinability with proper tooling |
| Melting Point | 380-390°C |
|---|---|
| Thermal Conductivity | 109 W/(m·K) |
| Thermal Expansion | 27.4 μm/(m·K) |
| Heat Treatment | As-cast condition, not heat treatable |
| Heat Treatment | As-cast condition, not heat treatable |
|---|---|
| Corrosion Resistance | Fair - copper addition improves strength but requires protective finishing |
Applications
Automotive parts, marine hardware, machinery components, electrical housings
History
Evolution of Zamak 3 with copper addition for improved strength.