CNC Aluminum Color Anodized Coating
Compared to spray coating, the anodized layer is metallurgically bonded to the substrate, preventing peeling and preventing the delicate structure of CNC machining. Pulsed power technology ensures film thickness uniformity within ±2μm, with a yield rate of 99%.
Description
CNC aluminum color anodized coating is a ceramic film created on the surface of precision-machined aluminum alloys via an electrolytic process, combining both decorative and functional qualities. This process creates a 15-25μm oxide film on CNC-machined aluminum parts such as 6061 and 7075. Through dye adsorption, it achieves standard colors such as red, blue, and black, with a color difference controlled to ΔE ≤ 1.5, while maintaining a dimensional accuracy of ±0.02mm relative to the substrate. The coating achieves a hardness of HV800 and boasts wear resistance over 10 times greater than that of virgin aluminum.
Precision CNC machining


CNC manufactured parts
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Material |
Aluminum, stainless steel, copper, brass, galvinized etc. |
|
Size |
Customized |
|
Surface treatment |
Powder coating, electroplating, oxide,anodization |
|
Technics |
cnc milling,cnc turning |
|
OEM |
Accept |
|
Drawing Format |
3D/CAD/Dwg/IGS/STP |
|
Color |
Customized |
|
Application |
Appliance, Auto, Building, Capital equipment, Energy, Instrumentation, Medical device, Telecommunications |
High-speed CNC machining of metal parts
This core technological advantage lies in three key areas: First, the sealed microporous structure provides salt spray resistance exceeding 1000 hours; second, a specially formulated electrolyte enables gradient color effects (such as titanium), meeting the aesthetic requirements of consumer electronics; and third, the insulating oxide film boasts a breakdown voltage of 300V/mm, making it suitable for protecting precision instruments. Typical applications include drone casings and optical equipment mounts, where it maintains lightweight characteristics while providing IP67-rated protection.
Our Services

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Surface Treatment



Testing equipment




Manufacturing Flow Chart

about Us
GNEE, with 18 years of experience in CNC precision machining, has accumulated a deep technical foundation and is staffed by experienced technicians. We specialize in providing high-precision CNC machining services, achieving an astonishing accuracy of ±0.01mm. Whether you need to machine products made of copper, iron, aluminum, steel, or various plastics, we can meet your needs and support custom designs and samples. Please feel free to contact us to view our production capabilities and technical expertise.
With the motto of "Lean Manufacturing, Global Delivery," our products are widely used in aerospace, automotive, medical equipment, electronics, and other fields, and are exported to Europe, the United States, Southeast Asia, and other markets. Contact us for efficient and reliable processing services and technical support!
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