SLM Aluminum Parameters
SLM Aluminum is known for its excellent combination of strength, lightweight properties, and good corrosion resistance. The SLM process involves using a high-powered laser to selectively melt and fuse layers of powdered Aluminum metal, building up a 3D object layer by layer.
This material is commonly used in aerospace, automotive, and engineering applications for producing lightweight and strong components, such as brackets, heat sinks, housings, and prototypes. It offers high precision and the ability to create complex geometries that would be challenging to manufacture using traditional methods. SLM Aluminum is valued for its mechanical performance, durability, and suitability for demanding engineering applications
| Technology | SLM |
| Material | Aluminum |
| Original Color | Gray |
| Thermal Deformation | 150-180 °C |
| Hardness | 110-120 HBW |
| Surface Situation | Rough Granular |
| Printing Platform Size | 400*300*400mm |
| Module of elasticity | 60-75 Gpa |
| Yield strength | 170-220 Mpa |
| Tensile strength | 300-400 MPa |
| Elongation at break | 6-12% |
| Tolerance | The local accuracy of the product is between 0.2-0.3mm~3.5 ‰, while overall accuracy is hard to control |
| Post Process | Physical polishing, Cnc machining, Heat treating, Painting, Taping Thread, Electroplating, Silkscreen, Coating |
| Wall thickness required | 1 mm above |
The advantages of SLM Aluminum are:
1.High Strength-to-Weight Ratio: SLM Aluminum AiSi10Mg offers excellent strength and durability while remaining lightweight, making it ideal for applications where weight reduction is critical without compromising structural integrity.
2.Complex Geometries: SLM technology allows for the production of intricate and complex geometries with precision, enabling the design of highly customized and optimized parts for specific applications.
3.Material Performance: The alloy's composition provides good mechanical properties, including high tensile strength, toughness, and resistance to wear, enhancing its usability in demanding engineering applications.
4.Enhanced Heat Conductivity: Aluminum is known for its excellent thermal conductivity, and SLM Aluminum AiSi10Mg inherits this property, making it suitable for parts exposed to thermal stress or requiring efficient heat dissipation.
5.Rapid Prototyping and Production: SLM offers fast prototyping and production cycles, enabling quicker product development and shorter lead times, making it efficient for both prototyping and low-to-medium volume manufacturing.
6.Material Efficiency: SLM utilizes aluminum powder efficiently during the printing process, minimizing material waste and contributing to cost-effectiveness in the long run.
The disadvantages of SLM Aluminum are:
1.Surface Roughness: SLM-printed aluminum parts may have a rougher surface finish compared to traditional machining methods, requiring additional post-processing to achieve a smoother surface.
2.Anisotropic Properties: SLM-produced aluminum parts can exhibit anisotropic mechanical properties, meaning they may have different strengths and characteristics in different directions due to the layer-by-layer printing process.
3.Material Homogeneity: Achieving uniform material properties throughout the entire printed part can be challenging, impacting its mechanical integrity and consistency.
4.Residual Stresses: The SLM process can introduce residual stresses within the printed aluminum part, affecting its structural stability and potentially leading to warping or deformation.