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CNC Machining Methods, Materials, And Advantages Of Aluminum Parts

As people increasingly pursue high-precision and high-quality parts processing products, the aluminum parts CNC machining industry is entering a stage of vigorous development. CNC machining of aluminum refers to the use of highly precise computer numerical control technology (CNC) to perform precise and efficient processing of aluminum materials. In order to let you know more about CNC machining of aluminum parts, this article introduces the methods, processing materials and advantages of CNC machining aluminum, etc.

CNC Machining parts

CNC Machining Method of Aluminum Parts

  • Milling: A rotating milling cutter is moved over the aluminum piece, removing excess material to obtain the desired shape and size. Commonly used milling methods include end milling, face milling, and extrusion milling.
  • Drilling: Use a drill bit to drill holes in aluminum parts; often used to process bolt holes, threaded holes, etc.
  • Boring: Boring is a method of reprocessing drilled holes. Boring tools are used to finely machine holes to meet design requirements.
  • Tapping: Cut threads into holes in aluminum parts for subsequent threaded connections with other parts.

What are The Main Changes That Occur After the CNC Machining of Aluminum Parts?

  • Significant improvement in accuracy: CNC machining uses precise computer programming control to ensure that the path and parameters of the tool during processing are highly accurate, thereby significantly improving the dimensional and shape accuracy of aluminum parts and reducing deviations from design requirements.
  • Surface quality optimization: CNC processing technology can generate a more delicate and uniform processing surface, effectively avoiding scratches, burrs and other problems that may occur in traditional processing methods, significantly improving the surface quality of aluminum parts.
  • Enhanced processing quality: Due to the high precision and surface quality optimization of CNC machining, the overall processing quality of aluminum parts is enhanced, meeting more stringent quality requirements.
  • Lightweight design possibilities: While maintaining the strength and durability of aluminum parts, CNC machining allows for more precise cutting and structural design optimization, helping to reduce overall weight and material consumption.
CNC Machining Manufacturing Services

The Material of CNC Machined Aluminum Parts

  • Aluminum 6063Aluminum 6063 is a low-alloyed Al-Mg-Si high-plasticity alloy, which is an aluminum alloy that can be strengthened by heat treatment.Features: It has high plasticity and toughness and is easy to process, such as cutting, bending, drilling and welding. It has high strength and stiffness at the same time.
  •  Aluminum 6061Aluminum 6061 is an aluminum-magnesium-silicon heat-treatable strengthened aluminum alloy.Features: The internal components are dense and uniform, and the hardness of the entire board is uniform; it is also easy to weld and electroplating.
  • Aluminum 6075Aluminum 6075 is an aluminum alloy material. Usually contains alloying elements such as copper, zinc, manganese, silicon, and magnesium.Features: Easy to process into various profiles, plates, etc.CNC Machining Raw Material

Advantages of CNC Machining Aluminum Parts

  • Able to achieve extremely high processing accuracy. Whether it is flat surface processing or complex curved surface processing, high precision and consistency can be guaranteed.
  • The degree of automation is high, and multiple aluminum parts can be processed continuously to improve processing efficiency.
  • Able to process parts with various complex shapes, including curved surfaces, hollows, special shapes, etc.

Application of CNC Machined Aluminum parts

  • Aerospace field
    Since the aerospace industry has extremely high requirements for precision and quality of parts, CNC machining technology can meet these strict standards. Through CNC processing, complex and high-precision aluminum alloy parts such as aircraft engine parts and aircraft cabin equipment parts can be accurately manufactured, thereby improving the performance and safety of aerospace vehicles.
  • Automobile manufacturing field
    CNC machining technology can efficiently process various complex aluminum alloy automotive parts, such as body structural parts, engine parts, brake system parts, etc., which not only improves the performance and fuel economy of the car, but also reduces the overall weight of the car.
  • Electronic equipment manufacturing field
    With the popularization and development of electronic equipment, the accuracy and size requirements for parts are becoming higher and higher. CNC processing technology can accurately process aluminum alloy parts in electronic products such as mobile phone casings, computer radiators, tablet computers, etc., ensuring that the appearance and quality of the products meet the design requirements.
  • Construction field
    CNC processing technology can efficiently process various complex aluminum alloy building parts, improving the aesthetics and safety of the building.
  • Medical device field
    In the field of medical devices, aluminum alloys are widely used due to their good biocompatibility and corrosion resistance. CNC machining technology can accurately process various complex aluminum alloy medical device parts, such as surgical instruments, medical device casings, etc.

3C Electronics cnc machining parts

In Conclusion

CNC machined aluminum has expanded the application fields of CNC machined aluminum parts with its advantages of high precision, high efficiency, high flexibility, and a wide range of material choices. CNC-machined aluminum can be used in electronics, medical equipment, automobiles, industry and other fields.

Start Your Aluminum CNC Machining Project

Regardless of the size of the order, VMT can provide you with professional CNC aluminum parts processing services to meet your various needs. We rely on advanced CNC technology and rich industry experience to ensure that our products accurately meet your specifications and design drawings. Whether dealing with complex shapes, pursuing high precision, or using special materials, VMT can provide tailor-made solutions to ensure that every cooperation meets your expectations. Welcome to contact us to explore the processing solution that best suits you.

FAQs About CNC Machining Aluminum Parts.

  • How to Control the Surface Roughness of CNC Machining Aluminum Parts?

    When CNC machining aluminum parts, the key to ensuring machining accuracy is to select high-precision and stable CNC machine tools, combined with reasonable machining technology, suitable tools and regular tool maintenance. At the same time, ensure that the workpiece is clamped firmly and use high-precision fixtures to reduce errors. Real-time monitoring is required during the machining process, and process parameters are adjusted according to feedback, and a comprehensive quality control system is established to improve overall machining accuracy and stability.

  • How to Ensure the Processing Accuracy When CNC Machining Aluminum Parts?

    CastHigh-Precision Equipment: Select CNC machines renowned for precision positioning and repeatability.

    Comprehensive Plans: Develop detailed process plans tailored to part needs, outlining cutting parameters, tool paths, and tool selection.

    Secure Fixturing: Design fixtures that hold workpieces firmly without causing distortions during processing.

    Controlled Environment: Maintain stable temperature and humidity to reduce external factors’ impact on accuracy.

    Continuous Oversight: Regularly check machine calibration and adjust settings as needed. Utilize in-process measurements to maintain precision.

    Quality Control: Implement a quality control system with standardized processes, regular maintenance.

  • How to Prevent Deformation of CNC Machining Aluminum Parts?

    When CNC machining aluminum parts, to prevent deformation, you can pay attention to the following points:

    Reasonable design: reduce complex structures and wall thickness differences to balance stress.

    Optimize cutting parameters: use appropriate cutting speed, feed rate and cutting depth to reduce deformation caused by cutting force.

    Use appropriate tools: select sharp tools suitable for machining aluminum alloys to reduce friction and heat.

    Use cutting fluid: reduce cutting temperature, improve tool durability and reduce deformation.

    Heat treatment: For parts with high precision requirements, heat treatment can be performed after rough machining to eliminate internal stress.

    Machine tool and fixture accuracy: ensure the accuracy of machine tools and fixtures to reduce machining errors.