In the ever-evolving world of materials science, aluminium alloy metal powder stands out as a cornerstone for innovation in powder metallurgy. With its superior sinterability, this versatile material is revolutionizing the production of high-performance components.
Aluminium alloy metal powder is a finely divided form of aluminium mixed with other alloying elements such as zinc, copper, magnesium, and silicon. This composition offers unique properties that are highly sought after in various industrial applications. The powder form allows for precise control over the material's characteristics, making it ideal for complex manufacturing processes like powder metallurgy.
Sinterability refers to the ability of powdered materials to be compacted and heated to form a solid mass without melting. In the context of aluminium alloy metal powder, superior sinterability ensures that the material can be efficiently transformed into dense, high-strength components. This process involves heating the compacted powder to temperatures ranging from 540°C to 650°C, which facilitates the bonding of particles and enhances the mechanical properties of the final product.
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High Strength-to-Weight Ratio: Aluminium alloys are renowned for their exceptional strength-to-weight ratio. This makes them ideal for applications where weight reduction is crucial, such as in aerospace and automotive industries.
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Enhanced Mechanical Properties: The presence of aluminium oxide (Al2O3) in the alloy structure improves mechanical properties by preventing dislocation movement through grain boundaries. This results in high fatigue strength, creep resistance, and excellent machinability.
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Cost-Effectiveness: Powder metallurgy is a cost-effective production method, allowing for the creation of complex shapes with minimal material wastage. This makes aluminium alloy metal powder an economical choice for large-scale manufacturing.
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Versatility: The ability to tailor the chemical composition and microstructure of aluminium alloy powders allows for the production of materials with unique properties that are not achievable through traditional metal processing methods.
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Sustainability: Aluminium powder metallurgy is a sustainable technology that reduces energy consumption and minimizes environmental impact compared to conventional metalworking processes.
The applications of aluminium alloy metal powder are vast and varied, spanning multiple industries:
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Aerospace: The high strength-to-weight ratio and excellent thermal properties of aluminium alloys make them indispensable in the aerospace sector. Components such as turbine blades and structural parts benefit from the enhanced performance characteristics of sintered aluminium alloys.
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Automotive: In the automotive industry, aluminium alloy metal powder is used to manufacture lightweight components that contribute to fuel efficiency and reduced emissions. Engine parts and transmission components are common applications.
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Electronics: Aluminium's excellent thermal conductivity and electrical properties make it an ideal choice for electronic components, including heat sinks and housings.
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Medical Devices: The biocompatibility and corrosion resistance of aluminium alloys make them suitable for medical implants and surgical instruments.
AlSi10Mg alloy powder
AlSi10Mg is a hypoeutectic aluminum alloy powder that is widely used in additive manufacturing (such as 3D printing) and powder metallurgy. It is composed of aluminum (Al), silicon (Si) and magnesium (Mg), with excellent mechanical properties and functionality, suitable for a variety of industrial applications.
Main advantages:
1. High strength: AlSi10Mg has excellent mechanical strength and is suitable for the manufacture of structural parts under high stress. Its strength can be further increased by heat treatment, such as age hardening.
2. Corrosion resistance: Aluminum based materials naturally form a dense oxide layer, giving it good corrosion resistance, suitable for harsh environments.
3. Good thermal conductivity: AlSi10Mg has a high thermal conductivity, suitable for manufacturing heat sinks, heat exchangers and other thermal management components.
4. Low density: The low density of aluminum (about 2.7g /cm³) makes AlSi10Mg an ideal material for lightweight designs and is widely used in the aerospace and automotive industries.
5. Good machinability: In 3D printing, AlSi10Mg powder has good fluidity and formability, and can manufacture parts with complex geometric shapes.
Character: Gray or grayish brown powder
Uses: Widely used in aerospace, automobile manufacturing, new energy and other fields of aluminum alloy thin-wall parts additive manufacturing such as space vehicles, satellites, space stations and so on.
Particle size:15-53μm,53-150μm,0-15μm
Chemical Composition(wt％)
| Item | Chemical Composition(wt％) |
| Si | Mg | ≥ | Other≥ | Al |
| Zn | Mn | Ti | Fe | Cu | Sn | Pb | Ni | Single | Total |
| AlSi10Mg | 9.0-11.0 | 0.25-0.45 | 0.1 | 0.45 | 0.15 | 0.4 | 0.03 | 0.05 | 0.05 | 0.05 | 0.05 | ≤0.15 | Bal. |
Packaging: double plastic bag or double plastic bottle packaging, tightly sealed into (box) bucket, or according to customer requirements.
6061 aluminum alloy powder
Chinese name: magnesium aluminum silicon alloy
Item:6061 aluminium alloy powder
Character: gray powder
Features:
· Good corrosion resistance
· Good weldability and electroplating
· Excellent machining performance
· High toughness and deformation.
Application:
· Have a certain strength and high corrosion resistance of industrial structural parts
· Aerospace, automotive manufacturing
· Ship, trams
Particle size:-300mesh,-400mesh,-500mesh,15-53μm,53-150μm
Chemical Composition(wt％)
| Item | Chemical Composition(wt％) |
| Cu | Mg | Si | Cr | ≥ | Other≥ | Al |
| Fe | Mn | Zn | Ti | Single | Total |
| 6061 | 0.15-0.4 | 0.8-1.2 | 0.4-0.8 | 0.04-0.35 | 0.7 | 0.15 | 0.25 | 0.15 | 0.05 | ≤0.15 | Bal. |
2024 aluminum alloy powder:
2024 aluminum alloy powder is a high-strength material commonly used in aerospace and other high-performance applications. It belongs to the 2xxx series of aluminum alloys, which are known for their excellent strength-to-weight ratio and fatigue resistance. Below is a detailed overview of its properties, uses, and characteristics:
Key Advantages:
1. High Fatigue Strength:
2. 2024 aluminum alloy exhibits excellent fatigue resistance, making it ideal for applications subjected to cyclic loading, such as aircraft structures.
3. Good Machinability:
4. It offers good machinability, allowing for precise and efficient manufacturing of complex parts.
5. High Strength-to-Weight Ratio:
6. With a density of 2.78 g/cm³, it provides high strength while remaining lightweight, perfect for aerospace and automotive applications.
7. Heat Treatable:
8. It can be heat-treated (e.g., T3, T4 temper) to enhance its mechanical properties, such as hardness and strength.
9. Moderate Corrosion Resistance:
10. While not as corrosion-resistant as other aluminum alloys (e.g., 5xxx or 6xxx series), it can be protected through coatings or anodizing.
Applications:
Aerospace: Aircraft structures, wings, fuselage components, and landing gear.
Automotive: High-performance parts, such as suspension components and wheels.
Military: Armored vehicles and military aircraft.
Industrial: Machinery parts and high-stress structural components.
Properties in 3D Printing:
Powder Characteristics: Spherical particles with a typical size range of 15-45 µm for optimal flowability and layer deposition.
Printing Parameters: Requires careful optimization of laser power, scan speed, and layer thickness to achieve dense and defect-free parts.
Post-Processing: Heat treatment (e.g., T3 or T4 temper) can significantly improve mechanical properties, while surface treatments (e.g., anodizing) enhance corrosion resistance.
Properties: Gray powder
Specifications (mesh) :-300
Packaging: double aluminum foil bag
Particle size:-300mesh,-500mesh,15-53μm,45-150μm
| Item | Chemical Composition(wt％) |
| Cu | Mg | Mn | ≥ | Other≥ | Al |
| Si | Fe | Cr | Zn | Ti | Single | Total |
| 2024 | 3.8-4.9 | 1.2-1.8 | 0.3-0.9 | 0.5 | 0.5 | 0.1 | 0.25 | 0.15 | 0.05 | ≤0.15 | Bal. |
AlSi7Mg alloy powder:
AlSi7Mg alloy powder is a lightweight and high-performance material widely used in additive manufacturing (3D printing) and other advanced manufacturing processes. It belongs to the Al-Si-Mg family of aluminum alloys, which are known for their excellent combination of lightweight properties, strength, and surface quality. Below is a detailed overview of its properties, uses, and characteristics:
Key Advantages:
1. Lightweight:
2. With a density of approximately 2.68 g/cm³, AlSi7Mg is ideal for applications where weight reduction is critical, such as aerospace and automotive industries.
3. Precision Near-Net Shaping:
4.Suitable for 3D printing processes that require high precision and complex geometries, reducing the need for extensive post-processing.
5. Good Surface Morphology:
6. Produces parts with smooth surface finishes, minimizing the need for additional surface treatment.
7. Low Oxygen Content:
8. Ensures high-quality prints with minimal oxidation and defects.
9. Excellent Fluidity:
10. The spherical powder particles ensure good flowability, enabling consistent layer deposition during 3D printing.
11. High Strength and Durability:
12.Offers a good balance of strength and toughness, making it suitable for functional parts and prototypes.
Applications:
Additive Manufacturing (3D Printing): Precision components for aerospace, automotive, and consumer goods.
Welding Materials: Used as filler material in welding applications.
Electronic Packaging: Provides lightweight and thermally conductive solutions for electronic devices.
Conductive Coatings: Used in aluminum conductive coatings for various industrial applications.
Tooling and Prototyping: Ideal for creating lightweight and durable tools and prototypes.
Properties in 3D Printing:
Powder Characteristics: Spherical particles with a typical size range of 15-45 µm for optimal flowability and layer deposition.
Printing Parameters: Requires optimization of laser power, scan speed, and layer thickness to achieve dense and defect-free parts.
Post-Processing: Heat treatment (e.g., T6 temper) can enhance mechanical properties, while surface finishing (e.g., polishing, anodizing) improves aesthetics and corrosion resistance.
Particle size:15-53μm,53-150μm,0-15μm
| Item | Chemical Composition(wt％) |
| Si | Mg | ≥ | Other≥ | Al |
| Zn | Ti+Zr | Mn | Fe | Cu | Sn | Pb | Be | Single | Total |
| AlSi7Mg | 6.5-7.5 | 0.3-0.5 | 0.2 | 0.15 | 0.35 | 0.45 | 0.2 | 0.01 | 0.05 | 0.1 | 0.05 | ≤0.15 | Bal. |
A large number of lightweight alloy materials represented by aluminum alloy are used for 3D printing precision near-net forming, which not only reflects the development trend of 3D printing technology itself, but also highlights the development direction of lightweight and high-performance material selection. Al - Si - Mg, Al - Si, Al, Cu - Mg powder material system has good surface morphology, such as oxygen content is low, liquidity is good. Aluminum alloy can be widely used in welding materials, electronic packaging materials, aluminum alloy conductive coating, etc.
