Shenzhen Rishenglong Co., Ltd.
                                                                                                           
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4 Years
Since 2022
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Durable Aluminum Cnc Service Cnc Machining Aluminum OEM With Multi Stage Metal Surface Treatment

Price Negotiable
Price: 0.5-15$
MOQ: 100
Delivery Time: 7-15days
Brand: HUARONGDA
Product Description
Die Cast & CNC Finished Aluminum with Multi-Stage Surface Treatment | One-Stop Solution
Product Specifications
Attribute Value
Primary Manufacturing High Pressure Die Casting (HPDC)
Materials Available ADC12, A380, Zamak 3/5, Magnesium alloys
CNC Finishing 3-axis / 5-axis CNC machining (±0.02 mm tolerance)
Surface Treatments Anodizing (Type II/III), Powder Coating, ED Coating, Sandblasting, Polishing
Surface Finish Options Matte, Glossy, Textured, Brushed, Metallic
Waterproof Rating (Optional) IP65–IP67 (with sealing treatment)
Lead Time Prototypes: 5–7 days; Mass Production: 15–30 days
Technical Parameters
Process Stage Specification
Primary Manufacturing High Pressure Die Casting (HPDC)
Materials Available ADC12, A380, Zamak 3/5, Magnesium alloys
CNC Finishing 3-axis / 5-axis CNC machining (±0.02 mm tolerance)
Surface Treatments Anodizing (Type II/III), Powder Coating, ED Coating, Sandblasting, Polishing
Surface Finish Options Matte, Glossy, Textured, Brushed, Metallic
Coating Thickness Anodizing: 10-50μm; Powder: 60-120μm
Corrosion Resistance Up to 1000 hours salt spray (ASTM B117)
Waterproof Rating (Optional) IP65-IP67 (with sealing treatment)
Lead Time Prototypes: 5-7 days; Mass Production: 15-30 days
Standards Compliance IATF 16949, ISO 9001, RoHS, REACH
Key Benefits
  • Integrated Die Casting & CNC Machining
    Save time and cost with end-to-end production: from raw casting to precision machining under one roof.
  • Multi-Stage Surface Treatment Options
    Enhance corrosion resistance, electrical insulation, or aesthetics with anodizing, powder coating, or ED coating--all in-house.
  • Tight Tolerance Machining
    CNC post-processing ensures that every functional feature meets ±0.02 mm precision.
  • Flexible for Custom Projects
    Whether it's small runs for prototypes or high-volume production, our workflow adapts to your project's complexity and scale.
  • Enhanced Durability & Finish
    Surface treatments not only improve appearance but also provide abrasion, UV, and chemical resistance.
Industry Trends
  • Eco-Friendly Coatings
    Adoption of low-VOC powder coatings and chrome-free anodizing technologies for greener compliance.
  • Smart Surface Engineering
    Functional coatings such as anti-fingerprint, EMI shielding, and heat-dissipative anodizing layers.
  • Digital Color Matching & QC
    Automated systems for consistent RAL color reproduction, gloss level, and texture repeatability.
  • Advanced Hybrid Finishes
    Combination of anodizing + CNC engraving or powder coating + laser etching for premium product branding.
Common Applications
  • Consumer Electronics Housings
    Sleek, anodized or powder-coated aluminum shells for handheld devices, smart home products, and wearables.
  • Automotive Trim & Mounting Components
    Die cast brackets, mounts, and interior trim parts with durable finishes that match OEM quality standards.
  • Industrial Enclosures & Interfaces
    Rugged CNC-machined aluminum with IP-rated coatings for electrical boxes, PLC casings, and machine covers.
  • Medical Devices
    Sterile, corrosion-resistant aluminum parts for lab instruments, housings, and handles.
  • Aerospace & UAV Systems
    Lightweight structural parts requiring both precision and resistance to harsh environments.
Frequently Asked Questions
Q1: What is the benefit of using CNC after die casting?
A1: CNC machining ensures high precision for critical features such as threads, flatness, and tight tolerances not achievable through casting alone.
Q2: Can I customize the surface treatment color and texture?
A2: Yes. We offer custom RAL color matching, matte/gloss levels, and textures including brushed, bead-blasted, and polished finishes.
Q3: How durable is the surface treatment?
A3: Anodized and powder-coated parts can withstand up to 1000 hours of salt spray testing. We follow ASTM and ISO standards for durability.
Q4: Do I need to use multiple suppliers for machining and coating?
A4: No. We offer a fully integrated solution including die casting, CNC finishing, and all major surface treatments--saving time and cost.
Q5: What's the typical lead time for a new part?
A5: Prototypes can be ready in 5-7 days. Mass production generally takes 15-30 days depending on volume and complexity.
Q6: Can you provide design support for manufacturability?
A6: Absolutely. Our engineering team assists with DFM analysis to ensure optimal casting, machining, and surface finish performance.
Streamline Production with a Single Supplier for Die Cast, CNC, and Surface-Finished Aluminum Parts

From raw casting to precision machining and premium surface treatment, we deliver a complete solution to bring your aluminum components to life--faster, cleaner, and better. Request a quote today.

Get in Touch

Have questions about our products or want to discuss a custom order? Our team is ready to help you.

Company Shenzhen Rishenglong Co., Ltd.
Location Room 101, Building B, Depu Electronics City, Shangxing South Road, Shangxing Community, Xinqiao Street, Shenzhen, Guangdong, China
Contact Person Lily

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