AlSi12 alloy is a common aluminum alloy composed of elements such as aluminum, silicon, and iron. It has excellent casting performance, high strength, good plasticity, and corrosion resistance and is widely used in fields such as automobiles, aerospace, and mechanical manufacturing.
Chemical composition(wt %):
| Type | Si | Mn | Ni | Zn | Sn | Pb | Mg | Cu | Ti | Fe |
| AlSi12 | 11.0-13.3 | ≤0.15 | ≤0.3 | ≤0.2 | ≤0.01 | ≤0.05 | 0.4-1.0 | 1.0-2.0 | ≤0.20 | ≤0.70 |
Composition and preparation
The chemical composition of AlSi12 alloy mainly includes elements such as aluminum, silicon, and iron. Among them, aluminum is the main component, with a content generally above 70%. Silicon is an important alloying element that can improve the flowability, strength, and corrosion resistance of alloys. The addition of Fe and other trace elements can further optimize the performance of alloys.
The preparation methods of AlSi12 alloy mainly include melting and casting. Firstly, mix various raw materials in a certain proportion, and then conduct high-temperature melting to remove impurities and thoroughly mix. During the melting process, the chemical composition and physical properties of the alloy constantly change, requiring precise control of melting temperature and time to ensure the quality and performance of the alloy.
Performance characteristics
Excellent casting performance
AlSi12 alloy has excellent casting performance and can cast complex, thin-walled, and large parts. Its shrinkage rate is small, the contour is clear, the surface quality is good, and it has good filling and flowability. These characteristics make AlSi12 alloy have broad application prospects in the field of precision casting.
High strength
AlSi12 alloy has high strength and hardness, and its tensile strength and yield strength are much higher than other aluminum alloys. This is mainly attributed to the high content of silicon elements in the alloy, which can effectively improve the strength and hardness of the alloy.
Good plasticity
AlSi12 alloy has good plasticity and can undergo a certain degree of plastic processing. During the processing, the deformation of the alloy is uniform, making it easy to machine parts of various shapes and sizes.
Corrosion resistance
AlSi12 alloy has good corrosion resistance and can resist corrosion in most acidic and alkaline media.
Application field
Automobile manufacturing industry
AlSi12 alloy has been widely used in the automotive manufacturing industry. Due to its excellent casting performance and high strength, complex-shaped automotive components can be manufactured, such as engine blocks, cylinder heads, intake pipes, exhaust pipes, etc. These components have a significant impact on the function and quality of automobiles. In addition, AlSi12 alloy can also be used to manufacture structural components such as car seats and doors, improving the safety and comfort of automobiles.
Aerospace field
In the field of aerospace, there is a high demand for materials that require excellent lightweight performance, high strength, and high-temperature resistance. AlSi12 alloy, as a lightweight and high-strength aluminum alloy, is widely used in the manufacturing of key parts such as aircraft engine components, landing gears, and fuselage structures. It can also be used to manufacture various structural components such as brackets and shells in the aerospace field, improving the safety and reliability of aircraft.
Machinery manufacturing industry
In the mechanical manufacturing industry, a large amount of aluminum alloy is needed to manufacture various components. AlSi12 alloy, as a high-quality aluminum alloy, can be widely used in the manufacturing of various mechanical components, such as gearboxes, bearing seats, reducer shells, etc. In addition, it can also be used to manufacture shells and structural components of various precision instruments and medical devices, improving the reliability and service life of the equipment.
Application of AlSi12 Powder
3D printing
AlSi12 powder, as a metal powder, has a wide range of applications in the field of 3D printing. 3D printing is a technology that uses digital model files as the basis and uses adhesive materials, such as metal powder, plastic, etc., to print 3D solids layer by layer. In the 3D printing process, AlSi12 powder is used as a printing material, and the powder is solidified through laser, thermal nozzle, and other methods to form metal parts with the required shape and performance. Due to its excellent processing performance, high strength, and excellent wear resistance, AlSi12 can be used to manufacture high-performance products with high precision and complex structures, such as automotive components, medical devices, aerospace components, etc.
Ceramic preparation
AlSi12 powder has also been applied in the preparation of ceramics. Due to its advantages, such as high melting point, high hardness, and low expansion coefficient, it can be used as an additive in ceramic materials. By mixing AlSi12 powder with other metal oxide powders and high-temperature sintering, ceramic products with excellent performance can be prepared. For example, when preparing high-strength and high-hardness ceramic cutting tools, AlSi12 powder can be mixed with other metal oxides and sintered at high temperatures to obtain the required tool material, which has excellent wear resistance and service life.
Foundry industry
AlSi12 powder is also an important material in the casting industry. By mixing AlSi12 powder with other alloy elements, aluminum alloy castings with excellent performance can be prepared. Due to its excellent casting performance, high strength, and high corrosion resistance, AlSi12 can be used to manufacture various lightweight, high-strength, and corrosion-resistant aluminum alloy castings, such as automotive engine cylinder blocks, intake pipes, exhaust pipes, etc. In addition, AlSi12 powder can also be used as a reinforcement for metal matrix composites during the casting process, improving the mechanical properties and wear resistance of the material.
Electronic packaging
With the rapid development of the microelectronics industry, the demand for electronic packaging materials is becoming increasingly high. AlSi12 powder is widely used in the field of electronic packaging as a material with high thermal conductivity and low thermal expansion coefficient. By combining AlSi12 powder with other metal materials, electronic packaging materials with high thermal conductivity and low thermal expansion coefficient can be prepared. These materials can effectively export the heat generated by electronic components, improving the reliability and stability of electronic equipment. For example, when manufacturing power semiconductor devices, AlSi12 powder can be mixed with other metal materials to prepare packaging materials with high thermal conductivity, improving the heat dissipation performance of the device.
Surface coating
AlSi12 powder can also be used as a surface coating material, which is coated on metal surfaces through technologies such as thermal spraying and laser cladding to improve surface wear resistance, corrosion resistance, and insulation performance. For example, in the manufacturing of ships and petrochemical equipment, AlSi12 powder can be coated on the surface of steel to improve the corrosion resistance and service life of the equipment. In addition, AlSi12 coating can also serve as an insulation coating, reducing the surface temperature of the equipment and improving its work efficiency.
Aerospace field
In the field of aerospace, there is a high demand for materials that require excellent lightweight performance, high strength, and high-temperature resistance. AlSi12 powder, as a lightweight and high-strength aluminum alloy material, is widely used in the manufacturing of aerospace components. It can also be used to manufacture various structural components such as brackets and shells in the aerospace field, improving the safety and reliability of aircraft. In addition, AlSi12 powder can also be used as a high-temperature coating material to coat the surface of aircraft engine components, improving the performance and reliability of the engine.
Outlook
With the continuous progress of science and technology and the rapid development of industrial fields, AlSi12 alloy, as a high-quality aluminum alloy material, will be widely used and developed. In the future, further research and improvement on alloy composition, preparation process, and processing technology can be conducted to improve its performance and quality and expand its application fields.
About KMPASS
KMPASS is a trusted global chemical material supplier & manufacturer with over 12 years experience in providing super high-quality chemicals and Nanomaterials. The company export to many countries, such as USA, Canada, Europe, UAE, South Africa, Tanzania,Kenya,Egypt,Nigeria,Cameroon,Uganda,Turkey,Mexico,Azerbaijan,Belgium,Cyprus,Czech Republic, Brazil, Chile, Argentina, Dubai, Japan, Korea, Vietnam, Thailand, Malaysia, Indonesia, Australia,Germany, France, Italy, Portugal etc. As a leading nanotechnology development manufacturer, KMPASS dominates the market. Our professional work team provides perfect solutions to help improve the efficiency of various industries, create value, and easily cope with various challenges. If you are looking for AlSi12 powder, please send an email to: sales2@nanotrun.com
