High-Performance Liquid Cold Plates from Goldconn
Liquid cold plates provide exceptional thermal management for high-power density applications. Utilizing advanced CNC machining and precision sealing technologies, Goldconn delivers custom liquid cooling solutions that ensure maximum heat dissipation, structural integrity, and zero leakage for your critical components.
What is a Liquid Cold Plate?
A liquid cold plate is a highly efficient thermal management component designed to absorb and dissipate heat using a fluid coolant. Through precision CNC machining, optimized internal flow channels are created within a metal base (typically aluminum or copper). As the coolant circulates through these channels, it absorbs heat from attached high-power electronic components, offering significantly superior thermal performance and lower thermal resistance compared to traditional air-cooling methods. Liquid cold plates are essential for applications requiring rapid heat transfer in compact spaces.
Key Advantages of
Our Liquid Cold Plates
Liquid cold plates offer unparalleled thermal performance and reliability for high-power density applications. By leveraging Goldconn’s advanced in-house CNC machining and precision sealing capabilities, our customized liquid cooling solutions deliver the ultimate combination of maximum heat dissipation, design flexibility, and structural integrity. Key advantages include:
- Optimized Internal Fluid Channels: Custom-designed micro-channels maximize surface area and coolant flow for optimal heat transfer.
- Superior Heat Dissipation: Capable of handling extreme high-heat-flux environments where natural convection or standard air cooling is insufficient.
- Reliable Leak-Free Performance: Advanced sealing technologies, including Friction Stir Welding (FSW), vacuum brazing, and precision O-rings, ensure absolute fluid containment.
- High Thermal Conductivity: Utilizing premium aluminum or copper alloys for rapid heat absorption and minimal thermal resistance.
- Precision Surface Flatness: High-precision CNC machining ensures critical surface flatness for optimal contact and minimal interfacial thermal resistance.
Customization & Manufacturing Capability
At Goldconn, we provide comprehensive custom metal fabrication and precision machining services for liquid cold plates to meet diverse and demanding thermal management needs:
- Precision CNC Channel Routing: State-of-the-art multi-axis CNC centers for precise and complex internal fluid channel fabrication tailored to your application.
- Advanced Welding & Sealing: Expertise in Friction Stir Welding (FSW) and vacuum brazing to guarantee structural strength and leak-proof performance.
- Material Selection: Extensive experience processing high-grade aluminum alloys (e.g., AL6061, AL6063) and copper to balance thermal performance and mechanical strength.
- Surface Treatments: Offering clear/hard anodizing, nickel plating, and passivation to prevent internal and external corrosion.
- Flexible Production Capacity: From small prototype batches to large-volume mass production, ensuring consistent quality and timely delivery.
Goldconn’s end-to-end capabilities empower you to realize optimized die-casting heat sink solutions tailored exactly to your product requirements.
Technical Specifications
Goldconn’s liquid cold plates are engineered for precision and thermal performance. Typical specifications include:
Parameter | Capability / Range |
Base Material | Aluminum Alloys (e.g., AL6061, AL6063), Copper (C1100) |
Manufacturing Process | CNC Machined Channels, Friction Stir Welding (FSW), Vacuum Brazing |
Coolant Compatibility | Water, Water-Ethylene Glycol (WEG), Dielectric Fluids |
Surface Flatness | Up to 0.01 mm / 100 mm (Critical for thermal interface) |
Leak Testing | 100% Pressure Decay or Helium Mass Spectrometry Testing |
Thermal Resistance | Custom optimized based on flow rate and channel design |
Surface Finish | Anodizing, Nickel Plating, Passivation, Custom Finishes |
- Detailed simulation data, CAD models, and heat dissipation performance reports can be provided to support your system design and validation.
Why Choose Goldconn for Liquid Cold Plates?
Goldconn is a trusted manufacturer and engineering partner for custom thermal management solutions worldwide. Here’s why global customers choose us:
- Decades of Manufacturing Expertise: Established in 2004, Goldconn is a leading manufacturer of customized metal parts.
- Global Scale & Trust: Serving over 50 countries, including Philippines, Thailand, Singapore, Korea, Germany, Poland, Switzerland, Brazil Etc. Goldconn has earned the trust of 300+ clients worldwide. Listed on the Beijing Stock Exchange in 2016 (Stock Code: 8383337) and recognized as a National High-Tech Enterprise in the same year.
- Robust In-house Capacity: Operating three advanced facilities in China, totaling 58,000 square meters, with over 800 skilled professionals and 300+ cutting-edge machines.
- Proven Quality and Global Certifications: Goldconn has obtained certification of ISO9001, ISO14001, ISO45001, QC080000 and IATF16949. We are dedicated to delivering innovative, high-quality solutions tailored to global demands.
Strict Quality Control for Liquid Cooling Plates
At Goldconn, we maintain strict quality standards throughout every stage of liquid cold plate production to ensure high performance and zero leakage. Our quality measures include:
- Dimensional & Flatness Checks: Utilizing Advanced CMM (Coordinate Measuring Machines) to ensure exact tolerances and the critical surface flatness required for efficient heat transfer.
- 100% Leak & Pressure Testing: Rigorous hydrostatic and pneumatic pressure testing is conducted on every cold plate to guarantee absolute fluid containment and operational safety.
- Structural Integrity Validation: Ensuring welds (like FSW) and brazed joints meet strict mechanical strength standards for automotive and industrial applications.
- Surface Finish Inspections: Evaluating coating thickness and anti-corrosion treatments to ensure long-term reliability against internal coolant degradation.
Our manufacturing processes are certified under ISO9001, and all products comply with RoHS and REACH directives, ensuring global market compliance and customer peace of mind.
Frequently Asked Questions
Die-casting heat sinks allow for complex shapes, high production efficiency, and integrated features while maintaining good thermal performance and mechanical strength.
Yes. We offer complete customization of fin geometry, dimensions, mounting structures, and surface treatments to match your exact application requirements.
Prototype lead time is usually 3–5 weeks depending on complexity. Mass production schedules are flexible and scalable based on project needs.
We primarily use high-quality aluminum alloys such as ADC12 and A380, chosen for their balance of thermal conductivity, strength, and cost-effectiveness.
Absolutely. Our engineering team offers thermal simulation and design optimization services to ensure your heat sink performs as expected before tooling and production.
Get Started with Goldconn Today
Ready to optimize your thermal management? Goldconn offers end-to-end support for fully customized die-casting heat sinks — from design and prototyping to high-volume production.
Partner with us to build high-performance, reliable, and cost-effective cooling solutions that set your products apart.











