Precision CNC Machined Aluminum Parts with Gold Anodizing
This product image from Zhejiang Zhengna Technology Co., Ltd. exemplifies our expertise in manufacturing high-precision, complex aluminum components. The set of four cylindrical housings, finished in a distinctive and uniform gold anodizing, showcases our capabilities in multi-axis CNC machining and advanced surface treatment. Featuring intricate patterns of through-holes, blind holes, and precise cut-outs, these parts are designed for both structural integrity and specific functional interfaces. The gold anodize provides excellent corrosion resistance, electrical insulation, and a premium aesthetic appeal suitable for high-end applications.
Image: Four gold-anodized aluminum machined components, showcasing complex internal and external geometries achieved through precision CNC milling and drilling.
Product Specifications & Technical Capabilities
| Aspect |
Details & Options |
Performance & Design Advantage |
| Core Material |
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Aluminum Alloy: 6061-T6 (general purpose) or 7075-T6 (high strength).
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Properties: Excellent strength-to-weight ratio, good machinability, and thermal conductivity.
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Ideal for applications requiring lightweight yet robust components, such as enclosures, sensor mounts, and actuator housings. |
| CNC Machining Process |
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Multi-Axis CNC Milling & Drilling: Capable of producing complex 3D geometries, deep cavities, and precision boreholes as shown.
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Tight Tolerances: Can hold dimensional tolerances within ±0.025mm or better for critical features.
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Secondary Operations: Tapping, threading, counterboring.
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Enables the creation of intricate, lightweight parts that would be impossible with casting or simple fabrication, with high repeatability. |
| Surface Finish (As Pictured) |
Decorative Gold Anodizing (Type II or III). An electrochemical process that creates a hard, non-conductive oxide layer, dyed gold for appearance. |
Provides exceptional corrosion and wear resistance, electrical insulation, and a durable, attractive finish that won't chip or peel like paint. |
| Key Applications |
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Industrial: Housings for encoders, sensors, and laser systems.
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Electronics: Heat sinks, RF shielding enclosures, connector bodies.
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Aerospace/Defense: Lightweight structural brackets and instrument mounts.
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Medical: Components for handheld devices and diagnostic equipment.
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Serves industries where precision, reliability, and a professional appearance are paramount. |
Why Choose Zhejiang Zhengna Technology for Aluminum CNC Parts?
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Mastery of Complex Geometries: We specialize in machining parts with highly intricate features like multiple bore sizes, non-standard ports, and thin walls, as demonstrated by the sample components.
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Integrated Anodizing Expertise: Our control extends from raw billet to finished part. We understand how machining parameters affect anodizing and can optimize the entire process for a flawless, consistent gold finish.
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Material & Process Knowledge: We select the right aluminum grade and heat treatment for your application's mechanical and environmental demands, ensuring optimal performance.
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Prototype to Production Support: We provide comprehensive services from rapid prototyping for design validation to high-volume CNC production, ensuring a seamless transition.
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Commitment to Quality: Utilizing advanced CNC equipment, in-process inspection, and final CMM verification, we ensure every part meets the most demanding specifications.
Our End-to-End Manufacturing Process
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Design for Manufacturing (DFM) Analysis: We review your 3D CAD model to suggest optimizations for machinability, cost, and anodizing quality.
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CNC Programming & Setup: Our engineers create efficient toolpaths for multi-axis machining centers to ensure precision and surface finish.
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Precision Machining: CNC milling and turning operations transform aluminum billets into finished components.
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Deburring & Preparation: Meticulous deburring and cleaning to prepare surfaces for anodizing.
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Anodizing & Quality Inspection: Controlled anodizing process for consistent color and thickness, followed by 100% visual and dimensional inspection.
Need complex, high-quality aluminum components with a premium finish? Upload your design for a detailed DFM analysis and instant quote.
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