Die casting presses are an important part of the die casting process. There are two main types of die casting presses and they are cold chambered and hot chambered. This article will discuss the difference between these two types of die casting presses.
What Is Cold Chambered Die Casting Press?
This method is best suited for small to medium die castings. The people working at https://www.amsc-usa.com/ know that this process is cold because the chamber where the molten metal is held is cooled with water jackets. This type of press uses hydraulics to inject the metal into the cold chamber. The cold chamber dies casting process is used for metals that have a low melting point, such as aluminum and zinc alloys.
For example, a cold chamber dies casting machine would be used to create parts for a car engine. The cold chamber process is generally used for products that are going to be painted or plated because it creates a smooth surface on the metal.
How Does It Work?
The process begins with the die being placed in the cold chamber machine. Then, molten metal is poured into a ladle and then transferred into the cold chamber via a pouring hole. Once the metal has been poured into the cold chamber, the plunger injects it under high pressure into the die.
After the casting has cooled, it can be removed from the die. Excess material will need to be trimmed off before any surface treatments can be applied. This means that cold chamber die casting generally has a higher production cost than other methods. That’s why they use it for product design.
What Is Hot Chambered Die Casting Press?
This type of machine is used to inject molten metal into dying. The hot chamber, or gooseneck, contains molten metal. The plunger then forces the metal through a nozzle into the cold die cavity. When using this method, it is important that the plunger completely fills the hot chamber with metal before each injection cycle. This prevents air from being entrapped in the casting.
Hot chambered die casting presses are advantageous because they can be used with a variety of metals, including aluminum, brass, and magnesium. They are also faster than cold chambered die casting presses because there is no need to heat up the chamber before each injection cycle.
For example, many people use it to create lighting solutions.
How Does It Work?
The way a hot chambered die casting press works is pretty fascinating. In order to create the desired shape, molten metal is injected into a mold at high pressure. The mold is then cooled so that the metal solidifies and takes on the shape of the mold cavity.
This process can be used to create a variety of different shapes and sizes, making it incredibly versatile. Additionally, hot chambered die casting presses are relatively quick and efficient, which makes them perfect for mass production.
For example, hot chambered die casting presses are often used to create car parts and engine components.
Both cold and hot chambered die casting presses have their advantages and disadvantages. Which one you’ll use depends on what you want to achieve in the process. Always pick carefully and assess all your options!