What is the Best Aluminum Extrusion? Discover the Right Aluminum Alloy for Your Needs

The applications of aluminum extrusions are endless, but most notable is their unique durability, versatility, and functionality. Still, choosing the right aluminum extrusion requires consideration of multiple factors such as the specific alloy, its mechanical properties, and the intended application. This post endeavors to inform you of the particulars associated with aluminum extrusion while also formulating the means through which you can select the right alloy. Understanding the differences in aluminum alloys and having knowledge of their constituents will aid you in making the most economical and efficient design regarding the structural components, lightweight transport solution, and heat-resistant parts that you intend to create. Continue reading to learn about the recommendations and insights that expert professionals can offer in order to ease your efforts in making well-informed decisions.

What Makes 6061 Aluminum the Best for Extrusion?

6061 Aluminum is one of the most favored grades for extrusion, with a coherent combination of strength, corrosion resistance, and versatility. Its machinability is excellent, which makes it useful in numerous fields and industries. Moreover, as a heat-treated material, 6061 aluminum becomes stronger and is known to be lightweight, making it ideal for use in structural and transportation parts. It is also known to have a good surface finish and is easy to weld, which makes aluminum popular for industrial and commercial applications. These attributes, withstanding quality, and low cost, make it a preferred choice for extrusion.

Understanding the Mechanical Properties of 6061 Aluminum

Due to its balanced mechanical properties, 6061 aluminum is considered one of the most commonly used alloys in engineering. It has a tensile strength of approximately 45,000 psi and yield strength of around 40,000 psi, both of which demonstrate a solid resistance to deformation under stress. Furthermore, it has a Brinell hardness of approximately 95 which adds to its strength. With these characteristics, strong corrosion resistance, and moderate fatigue strength, 6061 is reliable in structural and load-bearing applications.

The Corrosion Resistance of 6061 Aluminum in Extrusion

6061 aluminum is known to resist corrosion, which can be attributed to its oxide layer, which acts as a shield against adverse factors. This property is very noticeable in cases where materials are subjected to open air, seawater, or industrial chemicals. The alloy’s corrosion resistance makes it a good candidate for extrusion operations that require toughness and resistance to deteriorating over time.

One of the primary reasons for an alloy’s resistance to corrosion is the well-balanced design of its constituents, in this case, magnesium and silicon. These particular elements enhance resistance to general and even localized forms of corrosion like pitting or crevice corrosion, even in the presence of high moisture and saline conditions. Studies show, for instance, that 6061 aluminum performs remarkably well in saltwater environments when exposed for significant lengths of time.

The anodizing process improves 6061 aluminum further. Anodizing not only makes the oxide layer thicker, but also provides additional protection from severe environmental conditions. This makes it ideal for use in building construction, transportation, and even marine systems. Anodized 6061 aluminum can show up to 50% less corrosion compared to untreated surface, although this is dependent on environmental conditions and the anodization process quality.

Moreover, the prevention of galvanic corrosion is an important asset in the use of 6061 aluminum with other dissimilar metals. Its ability to withstand these extremes guarantees that high standards of structural and visual features of extruded components are met, even when the environment is severely aggressive.

In short, the remarkable attention to corrosion for the 6061 aluminum is another advantage when combined with its low cost of extrusion. This makes it suitable for many applications, including aerospace, automotive, as well as construction where quality and durability requirements are high.

Applications and Uses of 6061 Aluminum Extrusions

6061 aluminum extrusions are exploited in a number of industries because of their superior mechanical qualities, resistance to corrosion, and versatility. Below is a list of significant applications and uses:

Aerospace Industry

• Structural Components: High strength-to-weight ratio makes them suitable in the aircraft fuselage frame, wing structures and helicopter rotor components.
• Spacecraft Applications: Suitable for satellite structures and payload supports because weight is a major concern.

Automotive industry

• Vehicle Frames and Chassis: Used in structural frames of electric vehicles (EVs) which help reduce weight and improve fuel efficiency.
• Engine and Drive Train Components: Used for pistons, cylinder heads, and transmission cases due to high durability at elevated thermal and mechanical stress.

Construction industry 

• Architectural Components: Commonly used in window frames, curtain walls, railings, and structural glazing systems because they do not corrode.
• Infrastructure Projects: Used in pedestrian bridges, canopies, and structural beams where high strength along with corrosion resistance is required.

Marine Industry

• Boat Frames and Structural Parts: Used in the construction of yachts and ships because of their unique resistance to seawater corrosion.
• Dock Components: Used in making pontoons, ramps, and other dock structures.

Electronics and Heat Management

• Thermal Sinks and Housings: Efficient in heat dissipation for electronics and are formed into sturdy, lightweight housings.
• Lighting Fixtures: Capable of being extru~ded into profiles for advanced LED lighting systems.
• Machine Components and Tools: Frequently selected for the production of jigs and fixtures and other precise machined parts.
• Conveyor Equipment: Useful for fabricating lightweight and strong frames for automation industrial systems.

Recreational Products and Services

• Sporting Goods: These are frequently observed in frames of bicycles, camping gear, and other fitness and sports equipment that are lightweight and high in strength.
• Outdoor Goods: Excellent for the making of portable tents, ladders, and public speaking platforms.

Renewable Energy Materials

• Solar Frame Supports: These are used in large quantities to make lightweight and corrosion-proof supports for photovoltaic panels.
• Wind Power: Employed to construct strong and lightweight components and frames of vertical towers.
• Medical machinery: Used in the design of hospital beds, wheelchairs, and casings for medical instruments because of ease of disinfection and non-corrosive characteristics.
• Prosthetics: High-strength, lightweight materials are used in manufacturing prosthetic components.

6061 aluminum extrusions continue to serve these industries, achieving a robust performance in difficult operating environments and ensuring longevity, owing to it’s versatility.

Comparing 6061 and 6063 Aluminum Extrusions: Which is Right for You?

The Material Properties of 6061 and 6063 Aluminum

The main differences between 6061 and 6063 aluminum alloys reside in their mechanical characteristics and applications:

• 6061 Aluminum: This form has the greatest strength and corrosion resistance. Its tensile strength is also higher than that of 6063, making it ideal for structural components which are subjected to high stress such as automotive, aerospace, and industrial parts.
• 6063 Aluminum: Commonly called architectural aluminum due to its excellent surface finish and corrosion resistance, this form is softer and more ductile than 6061. It is, therefore, more appropriate for decorative applications like window and door frames, tubing, and other applications in which aesthetic appeal is more important.

The applications of these alloys are broad, and their machinability and weldability are great. However, the selection of a type of alloy to use depends on the finishing and strength requirements of the project.

Differences in Durability and Yield Strength

In the analysis of 6061 and 6063 aluminum alloys, the selection is primarily determined by the yield strength and durability. In comparison to 6063 aluminum, 6061 has a greater yield strength of about 276 MPa (40,000 psi) in T6 tempering. This makes 6061 better suited for applications with structural support and load-bearing requirements. Its durability makes it well-suited for aerospace components, automotive parts, and heavy-duty structures where mechanical strength is crucial.

Initially having the upper hand, 6063 aluminum has a lower yield strength of 214 MPa (31,000 psi) in T6 tempering. Due to the loss of structural integrity under severe stress, this alloy is weaker, but is compensated by better corrosion resistance and smoother surface finish. These factors make 6063 ideal for architectural and ornamental applications such as window frames, doors, and tubing where aesthetics are more deemed important compared to durability and environment resistance.

Both alloys stand very well to wear and fatigue through time but differ in their sustained performance under stress which is influenced by the alloying composition and tempering process. The choice of 6061 or 6063 must therefore be based upon the mechanical and environmental requirements of the specific application.

How Surface Finish Impacts Your Choice

Choosing between 6061 and 6063 aluminum alloys hinges primarily on surface finish. 6063 is normally rated higher than 6061 because 6063 exhibits a high surface quality which is a prerequisite for many applications. This is especially true for components such as architectural shapes and other features which are meant to be seen. Conversely, while 6061 is aesthetic, it is more suited to structural components, where surface finish is important but not as important as strength. Understanding the relative importance of aesthetics and surface finish should make the decision clearer.

Understanding Aluminum Alloys and Their Impact on Extrude Performance

An Overview of Common Aluminum Alloy Types

6061 Aluminum Alloy

Commonly used across numerous industries, the 6061 aluminum alloy is one of the most versatile alloys. It, like magnesium, is superlatively resistant to corrosion, while silicon increases aluminum’s strength. 6061 has exceptional machinability and weldability, which makes it ideal for structural uses such as aerospace parts, transportation equipment, and automobile components. Its tensile strength of about 35,000 to 42,000 psi represents an ideal combination of strength and lightweight. Furthermore, the alloy is also capable of being heat treated to improve its mechanical attributes, particularly toughness and resistance to damage.

7075 Aluminum Alloy

Both the aerospace and defense sectors incorporate the 7075 aluminum alloy, which is well known for having an outstanding strength-to-weight proportion. It is well known for superior strength and high levels of fatigue resistance due to its high zinc content in combination with small quantities of copper and magnesium. Although 6061 is more resistant to corrosion than 7075, the latter’s amazing tensile strength, typically greater than 73,000 psi, makes up for it. This makes 7075 ideal for critical structural components in reliable extreme environments such as an aircraft frame or precision military-grade parts.

5052 Aluminum Alloy

The 5052 aluminum alloy is famous for its outstanding resistance to corrosion, especially in saltwater and marine atmospheres. It has a magnesium composition and a slight portion of chromium, which permits it to have good strength, low weight, and high formability. Under tensile strength within the range of 28,000 to 33,000 psi, 5052 is noted as a common alloy in fuel tanks, pressure vessels, and marine hardware. Its weldability and capacity to resist environmental degradation qualify it for outdoor structures and transportation systems for which reliability is needed.

2024 Aluminum Alloy

The 2024 aluminum alloy is known for its higher copper composition, which increases resistance to corrosion while giving it a greater combination of high strength and machinability. This alloy is used in the construction of components exposed to high-stress applications like aerospace and automotive industries, as well as for fuselages and truck wheels. With a tensile strength of about 68,000 psi, 2024 is robust. However, it is best to combine it with surface treatment techniques like anodizing to prevent it from corroding in harsher environments.

Analysis of Common Alloys

Alloys of aluminum, such as 6061, 7075, 5052, and 2024 alloys, have different characteristics suitable for different functional uses. This is best exemplified with 6061, which combines strength, corrosion resistance, and machinability, thus functioning as a general-purpose alloy. 7075, on the other hand, is best used in applications where maximum strength and fatigue resistance are desired. Marine environments find 5052 alloy’s superb corrosion resistance useful while 2024’s strong attribute makes it suitable for parts that undergo severe mechanical stress. It is critical to determine specific operational needs, such as environmental factors, mechanical load, and mass, to choose a suitable alloy for optimal alloying.

Exploring the Role of Alloying Elements in Aluminum Performance

Alloying elements have an important role in significantly improving aluminum. Copper, magnesium, silicon, and zinc are added to alloyed aluminum to give it the needed strength and corrosion resistance, as well as machinability. For example, copper makes aluminum harder and stronger. On the other hand, magnesium increases corrosion resistance as well as enhances weldability. Silicon is added to increase wear resistance and reduce thermal expansion, and zinc improves strength at high-stress levels. By carefully selecting and balancing, these elements result in aluminum alloys that are tailored to specific performance requirements in various industries.

How to Select the Right Aluminum for Your Extrusion Design

Factors to Consider in Aluminum Extrusion Design

Achieving the optimization regarding the performance, costs, and feasibility outputs for aluminum extrusions includes carefully considering a range of factors. The following information highlights the major issues:

Choice of Material

• Alloy selection can have dramatic effects on the material properties of the extrusion, with some alloys, such as 6061 and 6063, being favorable for their excellent machinability, strength, and corrosion resistance. Evidence suggests that 6063 is favored in architectural applications due to its smooth finishes and superior corrosion resistance, while 6061 works best in structural frameworks because of its higher strength-to-weight ratio.

Degree of Difficulty

• The geometry of cross-section plays a key role in the manufacturability of the cross-section of the extrusion. Designs with straightforward cross-sections are simpler to produce, but there has been development in technology to extrude complex shapes with varying thicknesses of walls. It is best, where possible, to use uniform wall thickness to minimize cost and improve structural integrity because non-uniform thickness can lead to distortions due to uneven cooling.

Demands for Strength and Load

• Every application has its specific structural requirements. In aerospace and transportation industries, for example, both extrusions with high tensile strength and those with high fatigue resistance may be required. It has been noted that alloys containing zinc or copper and other metallurgical fillers can stretch strength levels beyond 290 MPa in certain applications.

Surface Treatment

• Aluminum extrusions are subjected to anodizing, powder coating and chemical treatment processes to improve the durability and beauty of the material. Research has shown that the anodized form of aluminum improves resistance to corrosion outside multidisciplinary engineering practice by more than three hundred percent relative to the untreated material.

Tightness of Fit and Accuracy

• When the construction is assembled, compatibility issues are minimized if the construction is designed with manufacturing tolerances in mind. There are standard dimensional tolerances issued by The Aluminum Association for extruded aluminum profiles, yet these may be exceeded in some cases. Lower tolerances, however, will come at an increase in cost due to more tooling and production expenses.

Thermal and Electric Conductivity

• Because of its conductivity, aluminum is known to have a high thermal conductivity at about 235 W/m·K, which makes it perfect for the use in heat exchangers and electronics. Moreover, it’s also use as an inexpensive alternate for electrical applications as its conductivity is roughly about 61 percent that of copper.

Sustainability and Recyclability 

• As the focus on sustainable practices increases across all sectors, aluminum is actively being recycled because working with it takes only 5% of the energy needed to produce primary aluminum, which also makes it eco-friendly. This is a positive development for businesses looking to decrease their environmental impact.

Effective consideration of the variables in question at the moment of extrusion design allows you to improve efficiency, reduce expenses, and guarantee compliance with the expected industry standards.

Customizing Aluminum Shapes for Specific Applications

The customization and design of aluminum shapes for specific applications is procedure stems from functional and operational needs. Primarily consideration rests on strength, weight, and durability along with the intended environment for the aluminum component. For example, outdoors could utilize corrosion-resistant alloys, while lightweight outdoors profiles thin-walled shapes can be used for aerospace or automotive appliances. High levels of customizability are achieved with precision extrusion and machining in tandem with advanced manufacturing techniques, meeting the promises of performance at minimal cost.

Evaluating Extrusion Needs for Optimal Performance

To determine potential problems of extrusion performance for optimum results, the application technical specification and workable materials must be comprehensively understood. They include:

Material Choice

• Alloy Designation: The aluminum alloy selection affects the strength, corrosion, and thermal conduction. For example, 6061-T6 has a wide acceptance in structural applications because of its good strength-to-weight ratio as well as machinability.
• Sections: The particular cooling process makes the alloy more hard or more flexible. Some tempers like T5 as well as T6, have good strength and resistance to aging but vary in strength.

Measured Features

• Shape Profile: Level of design complexity along with accuracy requirements are very important in ensuring functionality in fittings, frames, and channels.
• Thickness: Reduced weight comes with thin walls, while load bearing components require thicker profiles. Typical tolerances are in the range of +0.01 -0.05 inches for less demanding applications.

Weight Bearing Capacity

• What is the largest possible weight/force the profile can carry? Finite element analysis (FEA) can project stress concentrations and the element’s optimal strength.

Surface Finish Conditions

• Anodizing and other coating variations such as polishing, powder coating, or even a simple mill finish can be done depending to the protective or aesthetic needs. An anodized surface, for example, exhibits excellent oxidation resistance and is very helpful in tough environments.

Thermal and electrical conductivity

• Aluminum alloys 1050 and 1350 are suitable for applications in electronics as well as for heat dissipation owing to their high conductivity.

Manufacturing process

• Complex profiles can be achieved with multi-hollow dies or co-extrusion without loss of structural integrity due to advanced extrusion processes. To improve efficiency, manufacturability should be assessed prior to production.

Environmental factors

• Control of specific alloy composition or surface treatment is necessary for exposure to extreme weather, saltwater, or chemicals. Aluminum magnesium alloys such as 5083 are recommended for marine use.

Production volume and price

• While there are economies of scale for high production runs, smaller custom runs may require more intricate designs to remain within budgetary constraints.

Attending to these considerations allows manufacturers to not only achieve the functional and operational requirements of their extrusions, but exceed them.

The Role of Heat Treatment in Enhancing Aluminum Extrusions

Processes Involved in Aluminum Heat Treatment

In the context of the extrusion of aluminum parts, the use of controlled heating and cooling processes to improve mechanical properties, strength, and overall durability is termed heat treatment. The main activities are:

Solution Heat Treatment

• Here, aluminum is heated to a high level which results in alloying components dissolving completely. It improves the material’s ability to later achieve the desired strength through aging.

Quenching

• This involves rapidly cooling the aluminum immediately after the solution heat treatment. With quenching, the alloying component gets fixed in the material which increases its enhanced properties.

Aging (Precipitation Hardening)

• This is an aging stage precised in a controlled lower temperature for the precipitation of alloying components. This increases strength and hardness of the material and can be achieved by natural aging (room temperature) or artificially at higher temperatures depending on the application.

All three of these processes are essential for improving the performance, wear resistance, and the structural integrity of aluminum extrusions subject to specific operational needs.

Impact of Heat Treatment on Weldability and Anodize Properties

The application of anodizing and welding on aluminum alloys is heavily governed by the heat treatment of the alloys both during and post fabrication processes.

Weldability

The weldability of aluminum alloys improves after heat treatment but is still highly reliant on the specific alloy elements and other temper attributes. For instance:

• In the 6xxx and 7xxx series Heat-Treatable Alloys, it is common to witness a loss in strength in the heat-affected zone (HAZ) due to softening from local heating. Mechanical properties may need to be restored with post-weld heat treatment.
• Weldability in Non-Heat-Treated Alloys like the 5xxx series is usually better because they do not suffer the same strength loss in the weld and HAZ. However, the alloys do suffer from stress corrosion during long durations of high-temperature exposure.

With the deployment of optimized solution heat treatments, improvements to the weld microstructure vis-a-vie porosity and joint strength could be as high as 20%. Proper filler material, especially ER4045 or ER5356, enhances weld cohesion and crack resistance.

Anodizing Considerations

Anodized aluminum components undergo heat treatment that has the potential to affect their surface finish and quality. Some of these factors include:

Surface Finish and Pore Density Uniformity

• The uniformity of anodic oxide pores can be affected by the precipitation of alloying constituents during the aging stage. Alloys that are tightly controlled thermally when subjected to artificial aging are likely to demonstrate increased pore uniformity as well as better oxide adhesion, which is important for coloring and corrosion resistance.

Color Variability

• Changes in the anodizing process can perhaps cause some shifting on the alloy’s pattern of composition as colors are being presented during anodized. Findings showed that artificial aging done consistently within the range of 320° to 410° was likely to produce smoother and more shiny anodized surfaces with colors that are uniform.

Corrosion Resistance

• Effective heat treatment causes a reduction in residual stress and therefore lessens the pitting corrosion risk that can occur during anodization. For instance, aged 6061 alloy shows as much as 30% better corrosion performance than untreated samples after anodization.

Knowing how heat treatment interacts with weldability and the anodizing process yields opportunities to refine processes for aluminum products, achieving superior performance, durability, and aesthetic quality.

Benefits of Heat Treatment for Structural Applications

Through heat treatment, substantial advantages are possible, especially for structural applications, with an increase in the mechanical properties and durability of aluminum alloys. The heat-controlled treatment enhances the strength-to-weight ratios for bearing structures, which is very important. At the same time, the process improves fatigue resistance and general durability. Proper aging techniques are known to reduce internal stresses, thereby lowering the chances of deformation and failure with the passage of time. All these factors make heat-treated aluminum alloys withstand construction, aerospace, and transportation industries.

Frequently Asked Questions (FAQs)

Q: What are the most common aluminum extrusion alloys used in industry?

A: As for the primary alloys utilized for aluminum extrusion, they include 6063 and 6061. In structural and mechanical applications, 6061 is preferred owing to its strength, but 6063 tends to be used more often in architectural applications, as both alloys offer a good balance of strength, formability, and corrosion resistance.

Q: Aluminium grades affect the extrusion process and the final product in what terms?

A: Different grades of aluminum have different chemical compositions with distinct properties, which subsequently change their behavior during extrusion. For example, 6061 and 6063 are part of the 6000 series, which is known for ease of extrusion and high corrosion resistance, while 7075 aluminum is known for high strength but is part of series 7000 which makes it harder to extrude. The selected alloy will determine the surface finish, extrusion speed, and the final product’s mechanical properties.

Q: What factors should I consider when choosing the best aluminum extrusion alloy for my project?

A: Strength requirements, corrosion resistance, weight limitations, formability, weldability, and cost are some considerations when choosing an aluminum extrusion alloy. Think about the specific application, environment, and any governing factors as well. In case you need high strength, 7075 aluminum is a good option but for good surface finish, 6063 is suitable.

Q: How does 6061 alloys compare to other aluminum extrusion alloys?

A: Strength, corrosion resistance, and machinability can be rather different between alloys. For example, 6061 is known as one of the most versatile and is widely used because of its strength and corrosion resistance. It is stronger than 6063 but weaker than 7075, so it is used in many applications. 6061 may also be a bit pricier than 6063 and is not as easy to extrude or finish as 6063.

Q: Is it possible to create custom aluminum extrusions using any kind of aluminum?

A: Different alloys may be used for extrusions, but custom aluminum extrusions cannot be made out of every type of aluminum. The alloys that are most frequently employed in custom extrusions are from the 6xxx series like 6063 or 6061 because they have very good extrudability. However, other alloys can be used depending on specific requirements. It is better to work with an aluminum extrusion professional to identify the best fitted alloy for your custom requirements.

Q: In what manner does an aluminum extrusion alloy choice influence the cost of the final product?

A: The explanation above serves as a reasoning with regard to the need for precision in the selection of aluminum extrusion alloys, for it in itself has budgeting concerns. The extruded aluminum alloy can determine the price of the finished product. The price for raw material, the demand for extrusion, and the post-extrusion treatment the fabrication requires will factor into the costs. For example, 6063 is generally less expensive due to its ease of extrusion and finishing, while high-strength alloys tend to be like 7075 aluminum, exorbitant because the raw material alone has a high price, plus the extrusion is more complicated.

Q: What are the advantages of using extruded aluminum over other metals?

A: There are a number of advantages of using extruded aluminum as compared to other metals. Its strength-to-weight ratio is very high, and it offers excellent corrosion resistance in combination with good thermal and electrical conductivity. Also, it is recyclable. Another advantage of aluminum extrusions is that they are multifunctional which means that complex shapes and profiles can be formed. Furthermore, the extruded parts are economical to produce because of the low cost of the extrusion process compared to other manufacturing methods for long, uniform cross-section parts.

Q: How do I determine the best aluminum extrusion alloy for applications that require good corrosion resistance?

A: Alloys from the 5xxx and 6xxx series would be my recommendation for applications that require good corrosion resistance. Most environments are fine with 6063 and 6061 aluminum extrusions because they offer good corrosion resistance. If greater than normal corrosion resistance is required, especially with marine issues, 5xxx series alloys like 5052 or 5083 will be more suitable. Always consult with an aluminum expert to find out which alloy will suit your distinctive environment with corrosion resistance.

Reference Sources

1. Influence of Extrusion and Heat Treatment on Microstructure and Tensile Properties of 2024 Aluminum Alloy

• By: Qilun Li and co-workers
• Published On: October 28, 2022
• Source: Materials
• Summary of Results: The purpose of this examination is to evaluate the hot extrusion forming of 2024 alloy aluminum components with high strengths for use in aerospace and automobiles. This study shows how the mechanical properties of an aluminum alloy are enhanced by the combination of heat treatment and reverse isothermal extrusion. The achieved results also show significant improvement in elongation and tensile strength along with grain refinement when specific microstructural alterations take place after extrusion.
• Approach: The authors used a series of heat treatment processes along with extrusion and studied the microstructure and mechanical properties using numerous tests which included tensile tests, and electron backscatter diffraction (EBSD) analysis (Li et al., 2022).

2. Simulation of the Direct Extrusion Process of an Aluminum Alloy Using the Finite Element Method

• Authors: Zena Badrany, Mohammed Abdullah
• Journals: Al-Rafidain Engineering Journal
• Publication Date: March 1, 2024
• Key Findings: This research is focused on the finite element simulation of high strength aluminum alloy Al-AA7075 rods. The results of the study show that optimizing die angles can greatly lower effective stress intensity along with a reduction in load for extrusion. Stress and load reduction is critical towards product quality and the study reports optimum die angles to achieve this.
• Methodology: The researcher simulated the extrusion process using commercial finite element code Deform-3D and was concerned with the analysis of stress concentration and die design(badrany & Abdullah, 2024).

3. Effect of Hot Extrusion Ratio on the Mechanical Properties and Microstructure of 0.5 wt% Graphene Nanoplatelet Reinforced Aluminum Matrix Composite

• Authors: S. Lou et al.
• Publication Date: February 28, 2022
• Journals: Journal of Materials Engineering and Performance
• Key Findings: The paper concentrates on the hot extrusion process on the mechanical properties of aluminum matrix composites reinforced with graphene nanoplanelts. Results indicate that increase of the extrusion ration results to improvement in strength, ductility and general mechanical propertied due to the better distribution of the grapheplate within aluminum matrix.
• Methodology: The authors carried out the experiments changing the extrusion ratios and assessed the resultant mechanical properties along with microstructure using conventional techniques of metallurgy (Lou et al. 2022, pp. 6533-6544).

4. The Effect of Extrusion Temperature on the Microstructure and Mechanical Properties of a 0.5 wt% Graphene Nanoplatelet-Reinforced Aluminum Composite

• Primary authors: S. Lou et al.
• Published on: 12/27/2022
• Published in: Journal of Materials Engineering and Performance
• Relevant Observations: This study carries out an analysis of the influence of different extrusion temperatures on microstructure and the mechanical properties of aluminum composites with graphene reinforcement. Results show that for certain composite materials, increased extrusion temperature enhances mechanical properties because of greater bonding between the graphene and aluminum matrix material.
• Methodology: This research focused on the analysis of the mechanical properties using tensile testing and microstructural inspection with the variation of extrusion temperatures (Lou et al., 2022, pp. 9344-9356).

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