ODM Die Cast Aluminum Parts Manufacturers & Supplier

High-Precision Custom Aluminum Solutions: From Alloy Smelting and Advanced Extrusion to CNC Machining and Surface Treatment

Featured Engineering Products

Explore our high-performance precision parts, engineered to strict industrial standards for structural strength, thermal efficiency, and longevity.

High-Quality Aluminum extrusion profile with pre-drilled holes for curtain wall

High-Quality Aluminum extrusion profile with pre-drilled holes for curtain wall with black anodize Manufacturer, Quotes

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OEM 6063-T5 Electrolytic Bronze Anodized Aluminum Sliding Profiles

OEM 6063-T5 Electrolytic Bronze Anodized Aluminum Sliding Profiles for Pneumatic Staple Gun (Pneumatic Tools/air tools) Quotes, Products

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High-Quality Aluminum cases for hard disks

High-Quality Aluminum cases for various hard disks in 6063-T6 alloy with multiple anodizing colors Manufacturer, Product

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Custom Glass door clips cnc machining

Custom Glass door clips-cnc machining parts in 6063-T5 alloy with sandblast & clear anodize Quotes, Products

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High-Quality Aluminum supports for solar panels

High-Quality Aluminum supports for Solar panel in 6063-T6 aluminum alloy with shiny anodize Manufacturer, Pricelist

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Custom Aluminum Carpenter ruler

Custom Aluminum Carpenter ruler with silkscreen print in 6063-T5 alloy with natural anodize Manufacturers, Suppliers

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Custom Aluminum handles for furniture

Custom Aluminum handles(pulls) for furniture-machined extrusions in 6063-T5 alloy with clear anodize Factory, Factories

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OEM 6063-T5 Aluminum Heat sink Case

OEM 6063-T5 Matt Silver Aluminum Heat sink Case Customized for Active Noise Cancellation And Automotive Acoustic System Pricelist, Quotes

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Foshan Golden Source Precision Manufacturing Co., Ltd

Established in 1991, Foshan Golden Source Precision Manufacturing Co., Ltd is a professional, world-class manufacturer specializing in high-strength, high-precision, customized aluminum profiles and precisely machined aluminum parts. Our facilities span a modern, environmentally responsible production base covering over 73,000 square meters.

We offer an integrated, one-stop industrial manufacturing service. This includes in-house alloy casting, mold research, design and building, heavy-duty aluminum extrusion, high-precision CNC machining, welding, product assembly, and advanced surface treatments. We support a wide array of aluminum alloy series, including 1XXX, 3XXX, 5XXX, 6XXX, and 7XXX, allowing us to serve diverse global industries, such as automotive, rail transport, 3C electronics, green energy infrastructure, and premium furniture.

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Foshan Golden Source Factory Facility and Catalogue Cover

Precision & Scale in Numbers

Our production capabilities and strict regulatory adherence are demonstrated through decade-long engineering milestones.

1991
Year Established
73,000㎡
Production Area
1XXX-7XXX
Alloy Series Covered
100%
EU REACH Compliant

Core Manufacturing Advantages

Discover how our vertically integrated operations drive down unit costs while elevating physical properties and surface quality.

01

Material Properties Control

Unlike many manufacturers who purchase pre-fabricated billets, we melt and cast our alloys in-house. This allows us to adjust compositions on the atomic level to optimize tensile strength, yield strength, and alloy purity, resulting in high-performance anodization and structural integrity.

02

Strict Quality Control

By executing precision CNC machining and chemical surface treatments in-house, we eliminate external logistical damage risk and cost markups. This vertical alignment ensures that we provide superior dimensional accuracy and finish quality at competitive price points.

03

Compressed Turnaround

Our comprehensive "one-stop" manufacturing workflow streamlines client communications, tool pathing, casting, extrusion, anodizing, and assembly. This reduces overall lead times and speeds up time-to-market for complex components.

Industrial Whitepaper: The Strategic Landscape of Die-Cast & Extruded Aluminum Parts

An authoritative analysis of global supply chains, material science, and manufacturing efficiency in precision aluminum processing.

1. Global Market Trends: The Demand for Structural Light-weighting

The global industrial landscape is undergoing a structural shift driven by carbon-neutral initiatives, electrification, and high-frequency communication infrastructures. Aluminum alloys, particularly 6XXX and 7XXX series for extrusions and highly specialized silicon-aluminum/magnesium-aluminum systems for die casting, have transitioned from basic structural components to critical thermal management and high-load engineering units.

In the automotive sector, the rise of Electric Vehicles (EVs) requires manufacturers to optimize weight to extend battery range. Lightweight structural aluminum parts, such as battery trays, motor housings, and suspension brackets, are increasingly sourced from specialized ODM partners who can deliver complex geometries with high crash-deformation tolerance. Similarly, the 5G telecom sector demands aluminum heat sinks and radio-frequency filters with tight dimensional tolerances and high thermal conductivity.

Information Gain Insight: The choice between die casting and extrusion depends on geometric complexity and mechanical requirements. While high-pressure die casting (HPDC) allows for near-net-shape complex parts with varying wall thicknesses, extrusion combined with multi-axis CNC machining offers higher structural density, superior fatigue resistance, and isotropic physical properties, critical for heavy-load structures like railway assemblies and solar frame systems.

2. Localized Engineering Applications & Case Analysis

Renewable Energy Infrastructure

Solar panel installations require mounting systems that can endure extreme weather, high wind loads, and corrosive environments for 25+ years. Utilizing 6063-T6 aluminum alloys with a heavy, controlled clear or bronze anodized finish guarantees long-term durability without structural degradation.

Automotive Acoustic & Heat Management

Active Noise Cancellation (ANC) systems and advanced acoustic arrays require custom-machined heat sink enclosures. Using 6063-T5 aluminum with matte silver anodizing protects internal circuitry while providing passive cooling in confined automotive cabins.

3. Why Foshan? The Cluster Advantage of South China Manufacturing

South China, particularly the Foshan industrial cluster, has built a highly integrated ecosystem for non-ferrous metal manufacturing. The proximity of raw material smelters, tool and die shops, precision chemical suppliers, and deep-water ports creates a localized supply chain.

For international buyers, this localization lowers logistics overheads and ensures faster tool steel sourcing (such as H13 or die-casting grade hot-work steels) and surface treatment chemical sourcing. As a result, companies like Foshan Golden Source can transition from CAD design to tooling, extrusion, and surface finishing in less time than isolated manufacturers.

4. Navigating Global Procurement Challenges and Regulatory Demands

Global procurement directors face strict regulatory requirements, particularly when exporting to North America and the European Union. In addition to ISO9001 quality management, organizations must address environmental impact, material origin, and end-of-life recycling metrics.

The European Union's REACH regulation and the Carbon Border Adjustment Mechanism (CBAM) require complete transparency in chemical compositions and carbon intensity during production. Our facilities hold specialized certifications, including:

  • ISO 14001 & ISO 45001: Ensuring structured environmental management and occupational safety protocols.
  • GRS (Global Recycled Standard) & RCV (Recycled Content Verification): Certifications indicating our ability to supply and document recycled aluminum content, helping clients lower their scope 3 emissions.

Certifications & Industry Honors

Our commitment to international quality, occupational safety, and eco-friendly manufacturing is verified by leading global compliance organizations.

Government & Environmental Awards

Industrial Q&A: Technical FAQ

Answers to engineering, metal alloy, and compliance questions compiled by our technical team.

Q1: How does Foshan Golden Source ensure chemical composition integrity for custom alloys?
We perform in-house melting and casting. Each heat of aluminum is analyzed using optical emission spectrometers before pouring. This allows us to adjust critical elements (such as magnesium, silicon, and manganese) within tight tolerances to optimize mechanical properties and ensure clean surfaces for subsequent anodization.
Q2: What are the core benefits of your GRS and RCV certifications for Western markets?
Our Global Recycled Standard (GRS) and Recycled Content Verification (RCV) certifications prove that our post-consumer and pre-consumer recycled aluminum processes are fully traceable. This helps international buyers comply with EU REACH requirements and support global initiatives to reduce environmental footprints.
Q3: Can you process 7XXX series alloys? What are their key applications?
Yes, we process 1XXX, 3XXX, 5XXX, 6XXX, and 7XXX series alloys. 7XXX series alloys (such as 7075) are heat-treatable and offer high yield strength, making them suitable for high-stress structural parts in aerospace, automotive suspension, and outdoor equipment.
Q4: How does in-house machining and finishing lower the Total Cost of Ownership (TCO)?
Our one-stop production model (extrusion, precision CNC machining, welding, surface treatment, and assembly) eliminates intermediary transportation and handling costs. It also ensures consistent quality standards, reducing scrap rates and logistics coordinate errors.
Q5: What dimensional tolerances can your CNC department achieve?
Our modern CNC machining centers regularly achieve tolerances down to ±0.01 mm for critical dimensions, depending on the geometry and design requirements. We employ coordinate measuring machines (CMM) and digital optical projectors to verify compliance.
Q6: Which surface treatments are available at your facility?
We offer a wide range of surface treatments in-house, including sandblasting, brushing, polishing, silkscreen printing, clear anodizing, color anodizing (black, bronze, sky grey, etc.), electrolytic bronze coloring, and protective coatings.
Q7: How does your design team support mold building?
We feature an in-house tooling division. Our engineering team reviews customer designs for manufacturability (DFM) using advanced 3D CAD/CAM software to optimize metal flow, cooling rates, and dimension stability during extrusion or casting.
Q8: What is your typical lead time for new tooling and initial samples?
For standard custom extrusion profiles, tool design and building typically take 10 to 15 days, with initial samples delivered within 5 days of mold completion. Complex multi-cavity or large-scale molds may require additional time depending on complexity.

Precision Machining & Assembly Components

Our industrial capabilities extend to hardware tools, glass structural hardware, and architectural applications.

OEM Aluminum CNC part for printing machine

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ODM Aluminum hinge with stainless steel axis for skylight

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High-Quality Aluminum lock case for high-end glass door

High-Quality Aluminum lock case for high-end glass door-CNC machining part in 6063-T6 alloy with brush and statin anodize Manufacturers, Pricelist

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Custom High-End aluminum gate closer hinge

Custom High-End aluminum gate closer hinge- profile in 6061-T6 Alloy Manufacturer, Factories

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OEM Aluminum hinge for skylight 1

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OEM Aluminum profile for case of bicycle battery

OEM Aluminum profile for case of bicycle battery in 6061-T6 alloy Supplier, Factories

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OEM Aluminum Connector Block

OEM 6061-T6 or 6063-T6 Sand blasting Aluminum Connector Block Customized for Door/gate Closer Supplier, Pricelist

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High-Quality Sandblast and bronze anodized aluminum profiles

High-Quality Sandblast and bronze anodized aluminum profiles Factories, Quotes

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