Precision Zinc Manufacturing: Die Casting and CNC Solutions
BGCNC provides end-to-end manufacturing for industrial hardware, robotics, and electronic enclosures. We manage your production from raw material selection to surface finishing, matching your project to the right manufacturing process in our network of 50+ specialized partners.
- Partner Facilities
- 50+
- Manufacturing Engineers
- 10
- Certifications
- ISO 9001
- Automotive Grade
- IATF 16949
Why Zinc for Precision Components
Zinc alloys (typically Zamak 3 or 5) offer distinct advantages for complex, high-volume mechanical parts. Unlike aluminum, zinc allows for thinner wall sections and more intricate geometries while maintaining high dimensional stability.
Superior Castability
Excellent flow characteristics allow for sharp details and complex internal features that are difficult to machine.
Dimensional Accuracy
High precision out of the mold, often requiring little to no secondary machining.
Surface Quality
Exceptional "as-cast" surface finish, providing an ideal substrate for plating, painting, or powder coating.
Choosing Between Zinc Die Casting and CNC Machining
The most common mistake in product development is defaulting to CNC machining for high-volume parts. Our engineering team evaluates your CAD files to determine the most cost-effective path based on your product lifecycle.
| Feature | Zinc Die Casting | CNC Machining |
|---|---|---|
| Volume | Ideal for 1,000+ units | Ideal for prototypes / low volume |
| Unit Cost | Lower at high volume | Higher due to cycle time |
| Complexity | High (complex internal shapes) | Moderate (limited by tool access) |
| Lead Time | Longer (requires tooling) | Shorter (direct from stock) |
If your design involves complex geometries with thin walls, die casting often reduces secondary operations and material waste, significantly lowering the total cost per part.
Our Manufacturing Capabilities
We operate as a single point of contact for your supply chain, coordinating multiple processes to deliver finished parts.
Pressure Die Casting
High-pressure casting for consistent density and tight tolerances.
CNC Milling & Turning
Precision secondary machining for features that require higher tolerances than casting can provide.
Surface Finishing
In-house coordination for chromate conversion, nickel plating, chrome plating, and powder coating to meet aesthetic and corrosion-resistance standards.
Tooling Management
We oversee the design and production of molds, ensuring they are built to sustain the required production volume.
Engineering-Led Production
Our team of 10 manufacturing engineers reviews every RFQ before production begins. We don't just quote your drawings; we perform Design for Manufacturing (DFM) analysis to identify potential issues before they hit the factory floor.
We look for ways to
- Reduce wall thickness variations to prevent shrinkage.
- Optimize draft angles for easier part ejection.
- Balance tooling investment against your projected annual usage.
- Consolidate assemblies into a single cast part to reduce costs.
Quality Standards and Supply Chain Reliability
We match your project to partners certified to international standards, including ISO 9001 and IATF 16949 for automotive-grade components. By maintaining a network of 50+ proven facilities in Dongguan, we ensure that your project is placed in a shop that specializes in your specific material and volume requirements.
We handle the logistics of quality control, ensuring that your parts meet the specified tolerances and surface finish requirements before they leave China.
Ideal Projects for BGCNC
We work with B2B hardware and industrial companies that require reliable, repeatable manufacturing. We are best suited for:
- High-Mix, Low-to-Medium Volume Multiple SKUs requiring consistent quality across small batches.
- Complex Assemblies Projects requiring a combination of casting, machining, and secondary finishing.
- Product Development Support from prototype to mass production, shifting processes as volume increases.
How to Get Started
To receive an accurate quote and DFM feedback, please send your technical requirements to our engineering team.
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Step 01
Submit Files
Upload your 3D CAD files (STEP/IGES) and 2D drawings with tolerance specifications.
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Step 02
Define Requirements
Include the expected annual volume, material requirements, and any specific surface finish or certification needs.
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Step 03
Engineering Review
Our team will review your design and provide a quote along with suggestions for process optimization.
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Step 04
Production
Once approved, we manage the supply chain, production, and quality inspections.
Ready to start your project?
Contact our engineering team today to discuss your specifications and receive an accurate quote with DFM feedback.
Email: info@bgcnc.com
Phone:
Address: Hongrongyuan · Honghu-Technologiepark, Bezirk Longhua, Shenzhen, China
BGCNC — Hongrongyuan · Honghu-Technologiepark, Bezirk Longhua, Shenzhen, China