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Die-Casting Parts | Anodizing Available

Cost‑effective, high‑volume die casting services for durable, complex metal parts, with secondary machining and finishing to meet tight tolerance and cosmetic requirements.
Die Casting Service
Conventional CNC Milling (3‑Axis / 4‑Axis)
  • Rapid production of complex, thin‑wall parts with excellent dimensional repeatability
  •  High strength‑to‑weight ratio, ideal for structural and housing applications
  • Multiple alloys available for different strength, thermal, and corrosion requirements
  • Perfect for medium to high-volume parts that demand consistent quality and lower unit cost.
Secondary Machining & Finishing
Anodizing Available
  • CNC trimming, drilling, tapping, reaming, precision machining of critical features
  • Deburring, shot blasting, sand blasting for clean and uniform surfaces
  • Anodizing, powder coating, painting, plating and custom finishes
  • One‑stop solution from die casting to finished, ready‑to‑assemble components.
High-Precision Die Cast Parts
  • Tight dimensional control and stable performance for medium to high‑volume parts.
  • Aluminum and zinc alloys with excellent strength‑to‑weight ratio and thermal conductivity.
  • Optimized gating, runner, and cooling design to reduce porosity and improve mechanical properties.
  • In‑house secondary machining, surface finishing, and assembly for ready‑to‑use components.
  • Stable process control and thorough inspection to ensure consistency from batch to batch.
Typical Part Structures We Can Die Cast
  • Housings & Enclosures: Complex thin‑wall shells with bosses, ribs, mounting holes, and internal features.
  • Brackets & Structural Parts: Rigid components with integrated ribs, multi‑face mounting pads, and stiffeners.
  • Heat‑Dissipating Parts: Heat sinks, motor housings, and thermal shells with optimized fin structures.
  • Covers & Baseplates: Flatness‑controlled plates with sealing grooves, counterbores, and threaded inserts.
  • Functional Components: Lever arms, handles, connector shells, decorative trim, and other custom profiles.
Typical Parts We Made
Our Workshops

Our Real Casting Capabilities

Castable Materials

  • Aluminum alloys, carbon Aluminum alloys – Ideal for lightweight, high‑strength structural and housing parts with good thermal performance. ADC12, A380, A360, A356, ADC10, AlSi9Cu3, AlSi10Mg
  • Zinc alloys – suited for small, intricate parts that require high precision, dimensional stability, and excellent surface finish. Zamak 3 (ZA3), Zamak 5 (ZA5), Zamak 2 (ZA2), Zn‑Al (ZA8, ZA27), stainless steel, copper & brass

Quality Control

  • X‑ray inspection – Internal porosity, shrinkage and defect detection for critical die castings.
  • GOM / Renishaw 3D scanning – High‑resolution, non‑contact full‑field measurement and deformation analysis.
  • ZEISS CMM inspection – High‑accuracy dimensional checks, capability studies, and full inspection reports on request.
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Japanese Casting Equipment

  • Toyo cold‑chamber die casting machines, covering small to medium‑large parts.
  • Central melting furnace for stable alloy composition and temperature, minimizing batch‑to‑batch variation.
  • Robotic arms for automatic part extraction, spraying, and stacking, improving efficiency and reducing human error.
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Unique Surface treatment: ADC12 + Anodizing

  • ADC12 is a high‑silicon die‑casting aluminum alloy that is normally difficult to anodize.
  • Optimized casting parameters (mold temperature, filling, cooling) reduce porosity and surface defects before anodizing.
  • Special pre‑treatment (cleaning, etching, de‑smutting) is tuned for ADC12’s high Si content.
  • Anodizing combined with post‑machining delivers both cosmetic finish and tight dimensions on the same part.

Our Die-Casting Cost Advantages

We focus on custom, high‑precision CNC machining rather than mass‑production processes.

Highly Stable Machines

Highly stable machines significantly reduce scrap and setup time, directly lowering machining cost per part.

Automation in Production

Automation reduces labor, stabilizes quality, cuts scrap and downtime, and shortens cycle time, thereby lowering total manufacturing cost per part.

28 Years of Production Experience

28 years of precision machining experience, specializing in complex parts and high‑mix, low‑volume production.

In‑house Inspection

In‑house CMM and other precision measuring equipment catch issues early, minimizing defects, rework, and returned parts.

One‑stop Machining

From machining to assembly, we reduce logistics, coordination time, and outsourcing mark‑ups.
 
Die-Casting Applications
Die-Casting is ideal for mass production across a wide range of industries:

CNC Machining Service Process

Our core strength is high‑precision CNC customization, not mass production. With Japanese 5‑axis equipment and automated robotic cells, we specialize in complex parts with tight tolerances up to ±0.005 mm. We support rapid prototyping and flexible small‑to‑medium batch production, covering aluminum, steels, copper, and engineering plastics. Full DFM support and in‑house inspection (ZEISS, LK/Nikon, Mitutoyo) ensure stable quality from drawing review to finished parts.
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Contact Info

  Phone: +86-134-2130-1276
  Email: info@eternalmodel.com
  Add: #23 #24 No.29, Licheng industry blvd, Shuikou St.. Huicheng Dist, Huizhou, Guangdong, China (Mainland)
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