Introduction:
Cold-chamber die casting is a manufacturing process that is commonly used to produce complex-shaped metal components with high precision. In this process, molten metal is injected into a die or mold under high pressure. The molten metal solidifies and takes the shape of the die, resulting in the desired component. The materials used for cold-chamber die casting are chosen based on their properties and suitability for the process.

Materials cast using cold-chamber die casting:
The most commonly used materials cast by using cold-chamber die casting include:

1. Aluminium:
- Aluminium is the most widely used material in cold-chamber die casting due to its excellent casting properties.
- It has a low melting point, which makes it easy to melt and cast.
- Aluminium alloys offer high strength-to-weight ratios, good corrosion resistance, and excellent thermal conductivity.
- These properties make aluminium suitable for a wide range of applications, including automotive components, electronic enclosures, and consumer goods.

2. Magnesium:
- Magnesium is another commonly used material in cold-chamber die casting.
- It has a low density, which makes it one of the lightest structural materials available.
- Magnesium alloys offer good strength-to-weight ratios, excellent machinability, and good dimensional stability.
- These properties make magnesium suitable for applications that require lightweight and high-strength components, such as aerospace and automotive industries.

3. Copper:
- Copper and copper alloys are also used in cold-chamber die casting, although they are less commonly used compared to aluminium and magnesium.
- Copper offers excellent thermal and electrical conductivity, good corrosion resistance, and high strength.
- Copper alloys are often used in electrical and electronic products, plumbing fittings, and various industrial applications.

Advantages of cold-chamber die casting:
- Cold-chamber die casting offers several advantages, including:
- High production rates and shorter cycle times compared to other casting processes.
- High dimensional accuracy and repeatability.
- Ability to produce complex shapes with intricate details.
- Good surface finish and tight tolerances.
- Suitable for a wide range of materials, including non-ferrous alloys.

Conclusion:
In conclusion, the most commonly used materials cast by using cold-chamber die casting include aluminium, magnesium, and copper. These materials are chosen based on their properties, such as low melting points, good casting properties, high strength-to-weight ratios, and corrosion resistance. Cold-chamber die casting is a versatile process that allows for the production of complex-shaped components with high precision.