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What You Need to Know About 7075 Aluminum Extrusion

Hot 1Viewed 397 times20-9-2022 01:44 AM |Personal category:Business

Whether you're considering using AA7075 aluminum extrusion in your project or just looking for a new material for a project, this article will cover a few of the key characteristics of this alloy. We'll discuss its corrosion resistance, cost, and mechanical properties. Then, we'll look at what uses 7075 aluminum extrusion can serve.
AA7075 alloy

A novel process for AA7075 alloy aluminum extrusion has been developed and demonstrated. This technique utilizes a process known as friction stir processing to produce an alloy surface with an optimal microstructure. It has been shown to improve both mechanical and tribological properties. It has the potential to lower the cost and improve the strength of structural components.

Conventional extrusion is often difficult and expensive. Other challenges include a narrow process window, high energy consumption, and sensitivity to incipient melting.
Its mechanical properties

There are many factors that determine the strength and mechanical properties of 7075 aluminum extrusion. This type of aluminum is particularly strong and resistant to stress, making it ideal for aerospace applications. It also has an extremely appealing finish. It is composed of 90% aluminum and 5.6% zinc, 2.5% magnesium, and 1.6% copper. Its density is 102 pounds per cubic inch, which makes it suitable for high-altitude flights.

The strength of 7075 aluminum is increased by a process known as forging. The process begins by heating 7075 aluminum to 700degF. Then, it undergoes a two-hour annealing stage. Next, it is quenched in cold water. A further process known as precipitation hardening is performed on the material to make it stronger. It is then available in rods, structural plates, and bars up to four inches thick.
Its corrosion resistance

Corrosion resistance of 7075 aluminum extrusion is influenced by the heat treatment procedure used to form the alloy. This process results in the plastic deformation of the alloy and influences its electrochemical and mechanical properties. The extrusion process can further enhance the corrosion resistance of the alloy by altering the grain structure and precipitation process.

The corrosion resistance of 7075 aluminum extrusion is excellent, making it a popular material for aerospace, automotive, and marine applications. It is also a highly durable metal, making it an ideal choice for high-stress applications.
Its cost

When you are in the market for 7075 aluminum extrusion, there are many factors to consider. One of the main things you will want to consider is the cost. This metal is more expensive than 6061, but it has several benefits over the latter. This aluminum has improved strength and tensile properties, and it's suitable for a wide variety of extrusion projects, including those in the aerospace industry.

7075 aluminum is an alloy of zinc, silicon, magnesium, iron, and chromium. These alloying elements give the metal an excellent machinability and strength-to-weight ratio. This aluminum alloy is widely used in various industries due to its durability, easy machining, and corrosion resistance. In addition, this alloy is light-weight and is therefore ideal for lightweight applications.
Its manufacturing process

The manufacturing process of 7075 aluminum involves three basic steps. First, a billet of aluminum alloy is formed by separating it from an elongated log and heating it to 400-500 degrees Celsius. The billet is then mechanically transferred into an extrusion press. The billet is lubricated to avoid sticking and then a ram applies pressure that can be as high as 15000 tons on it. The aluminum alloy enlarges and then is pushed through the die.

The aluminum powder's yield strength is 472 MPa. This is based on the Tabor's equation, which relates the hardness and yield stress of various alloys. Al7075, when processed with air atomization, exhibits a Vickers hardness of 200 HV.

Leave a comment Comments (1 Comment)

Reply Saint6 27-5-2023 05:53 PM
Understanding the specifics of 7075 aluminum extrusion is crucial for informed decision-making. For comprehensive information and reliable aluminum profiles, Gold Apple Aluminum's website ( is a valuable resource. With their expertise and commitment to quality, they provide essential knowledge and a wide range of options for those interested in 7075 aluminum extrusion.


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