Jindu Gun Drilled Cold Plates
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Jindu Gun Drilled Cold Plates: Precision Cooling
For the forefront of advanced thermal management, where compact designs meet extreme heat loads, Jindu Gun Drilled Cold Plates are the gold standard. These cutting-edge cold plates are meticulously crafted to provide steadfast and efficient liquid cooling for your highest-performance electronics.
Leveraging more than 15 years of dedicated experience in precision thermal solutions, Jindu has earned its reputation as a trusted industry pioneer. Our ethos of continuous innovation in manufacturing, coupled with exhaustive quality control and a mastery of thermal science, means every liquid cold plate we create guarantees superior cooling, a space-saving footprint, and uncompromising durability. We’ve been the chosen thermal partner for technology powerhouses such as ByteDance, ZTE, Nokia, and Ericsson, helping them push the boundaries of what’s possible.
The Demands of High Power Density
Modern electronic systems, from powerful CPUs and GPUs to high-voltage power electronics, generate significant amounts of heat within increasingly confined spaces. Traditional air-cooling methods often fall short in these scenarios, necessitating advanced liquid cooling solutions. Gun drilled cold plates offer a superior approach by creating highly efficient internal fluid paths.
What are Jindu Gun Drilled Cold Plates?
Jindu Gun Drilled Cold Plates are a sophisticated type of liquid cold plate characterized by precisely machined internal fluid channels created through a specialized deep drilling process. Instead of joining multiple pieces or embedding tubes, these cold plates are formed from a single block of metal with intricate cooling paths drilled directly into its core.
Precision Engineering and Functionality

Integrated Channels
Our gun drilled cold plates are manufactured by drilling a series of deep, precise holes into a single piece of aluminum plate, forming seamless internal channels for liquid flow. These channels can be designed as straight lines, spirals, or other complex geometries to maximize cooling efficiency.

Leak-Proof Design
External and intermediate sealing plugs are precisely fitted within these channels to create the desired internal flow routes, with integrated inlet and outlet connectors. This monolithic construction significantly reduces the risk of leakage compared to plates with multiple joints.

Superior Materiality
Typically fabricated from high thermal conductivity aluminum alloys (e.g., 6061/6063), our plates are designed for optimal heat transfer. While primarily aluminum, we can also customize solutions, including those with integrated copper elements.
Why Choose Jindu Gun Drilled Cold Plates?
Jindu’s Die-Casting Heat Sinks offer compelling benefits, particularly for high-volume applications demanding complex geometries:
Efficient Heat Transfer:Our gun drilled cold plates excel at efficiently transferring heat from high-power electronic components to the cooling liquid, preventing overheating and enhancing system performance and reliability.
High Heat Flux Capability:Our liquid cooling solutions are capable of handling high heat flux densities ranging from 500W to 20kW.
Optimized Flow: We implement optimized flow channel designs, including snake-shaped or needle-column types, to ensure efficient coolant flow and achieve a pressure drop reduction of up to 30%.
Monolithic Construction:Manufactured from a single piece of metal that has not undergone thermal cycling or stress, our gun drilled cold plates offer enhanced structural stability and a reduced risk of warping or leakage.
Ultra-Low Leakage Rate:Our comprehensive liquid cold plate solutions, including gun drilled options, offer an impressive leakage rate of < 1×10⁻⁸ Pa·m³/s.
No Internal Thermal Boundaries:This construction eliminates thermal boundaries within the core channels, optimizing heat transfer efficiency.
Complex Channel Geometries:The gun drilling process allows for the creation of intricate and precise internal channel structures, including multi-plane routing, adapting to specific cooling requirements and challenging component layouts.
Tighter Tolerances: Our gun drilled cold plates maintain tighter flatness tolerances compared to other cold plate types, crucial for optimal contact with heat-generating components.
Compact & Adaptable:With thicknesses as thin as 10mm (in copper/aluminum materials), they are ideal for space-constrained applications, offering efficient space utilization and flexible system designs.
Ideal for Low-Volume Production:Gun drilled cold plates can be a cost-effective solution for applications with lower volume requirements, as they typically involve no tooling costs.
Ready to Elevate Your Thermal Management with Jindu?
Choose Jindu Gun Drilled Cold Plates for custom, high-performance liquid cooling solutions that meet the most demanding specifications.
Jindu's Comprehensive Capabilities for Gun Drilled Cold Plates
At Jindu, we provide a complete, end-to-end solution for your Gun Drilled Cold Plate needs, from design to mass production.
Precision Manufacturing
Our state-of-the-art facilities combine advanced CNC precision machining with leading-edge FSW technology:
Advanced CNC Machining: Our facility is equipped with 50+ sets of high-end CNC machines and 8 CNC lathes machines, enabling us to achieve exceptional precision with a tolerance control of ±0.005mm.
Deep Drilling Expertise: We utilize state-of-the-art deep hole drilling machines to create precise and complex internal channel structures within metal plates.
High Production Capacity: Our annual part capacity exceeds 50,000+ parts, ensuring we can scale with your project demands.
Design & Engineering Expertise
Custom Design Capabilities: Our experienced engineering team offers customized design services to develop gun drilled cold plates perfectly tailored to your thermal, mechanical, and space requirements.
Thermal Simulation & Optimization: We leverage advanced tools like ANSYS Fluent for in-depth thermal simulations, optimizing channel design, flow paths, and pressure drop to maximize cooling efficiency.
Quality Assurance & Testing
Rigorous Testing: We provide comprehensive actual test reports, including air tightness tests and heat dissipation analysis, to verify the performance and reliability of every cold plate.
Industry Certifications: Our commitment to quality is demonstrated by our IATF16949 certification, and our ongoing application for ISO14001 and ISO13485 certifications, ensuring adherence to the highest international standards.
Technical Specifications & Performance Highlights
| Feature | Jindu Zipper Fin Heat Sink Performance |
| Heat Flux Density Handling | 500W to 20kW |
| Primary Base Materials | Aluminum (6061/6063/3003) |
| Minimum Thickness | 10mm (in copper/aluminum materials) |
| Leakage Rate | < 1×10⁻⁸ Pa·m³/s |
| Pressure Drop Reduction (optimized design) | 30% |
| Typical Sample Cycle | 7 Days |
| Mass Production On-Time Delivery | 98% |
| Annual Part Capacity | 50,000+ parts |
Ready to Elevate Your Thermal Management with Jindu?
Choose Jindu Gun Drilled Cold Plates for custom, high-performance liquid cooling solutions that meet the most demanding specifications.
Surface Treatment for Gun Drilled Cold Plates
Treatments boost corrosion resistance and thermal conductivity in gun drilled cold plates (aluminum/copper).
Common Methods
Anodizing: For aluminum, improves corrosion resistance and hardness.
Plating:
Nickel Plating: For copper, prevents oxidation/corrosion.
Tin Plating: For aluminum, offers different corrosion resistance.
These treatments are vital for high performance and extended lifespan.
Passivation: Forms a protective oxide layer to prevent corrosion.
Specialized Coatings: Such as fluoropolymer or epoxy for harsh environments and durability.
Common Methods
Anodizing: For aluminum, improves corrosion resistance and hardness.
Plating:
Nickel Plating: For copper, prevents oxidation/corrosion.
Tin Plating: For aluminum, offers different corrosion resistance.
These treatments are vital for high performance and extended lifespan.
Passivation: Forms a protective oxide layer to prevent corrosion.
Specialized Coatings: Such as fluoropolymer or epoxy for harsh environments and durability.
Typical Applications
The robust design and superior cooling performance of Jindu’s Gun Drilled Cold Plates make them ideal for a wide array of high-power and sensitive applications
Why Partner with Jindu? Your Strategic Thermal Management Ally
Choosing Jindu for your Gun Drilled Cold Plate needs means partnering with a leader dedicated to innovation, uncompromising quality, and your project’s success.

15 Years of Proven Expertise
With over a decade and a half of dedicated experience in advanced thermal management, we bring unparalleled industry knowledge and a proven track record.

Integrated One-Stop Solution
From initial concept and customized design to advanced thermal simulation (ANSYS Fluent), precision manufacturing, rigorous testing, and efficient mass production, Jindu offers a seamless, end-to-end thermal solution.

Rapid & Reliable Delivery
We offer a swift 7-day sample cycle for rapid prototyping and validation, complemented by an impressive 98% on-time delivery rate for mass production.

Unwavering Commitment to Quality
Our dedication to the highest quality standards is underscored by our IATF16949 certification, and our ongoing application for ISO14001 and ISO13485 certifications, ensuring adherence to the highest international standards.

Investing in Future Growth
We are continuously expanding our capabilities. Our planned relocation to a new, twice-expanded factory in 2026, equipped with state-of-the-art new production lines, will further enhance our capacity and technological leadership.

Comprehensive Core Capabilities
Beyond Gun Drilled Cold Plates, Jindu specializes in a full spectrum of precision thermal solutions, including Extruded Heat Sinks, Cold Forged Heat Sinks, Skived Fin Heat Sinks, Bonded Fin Heat Sinks, Die-Casting Heat Sinks, CNC Machined Heat Sinks, and Zipper Fin Heat Sinks, ensuring we can address virtually any thermal challenge.
The Jindu Process: From Concept to Optimized Cooling
We implement a streamlined, collaborative process to bring your ideal thermal solution to fruition

Discovery & Requirements Analysis
We begin by thoroughly understanding your project's specific thermal needs, power dissipation, space constraints, and functional requirements.

Custom Design & Thermal Simulation
Our expert engineers develop an optimized Gun Drilled Cold Plate design, validated through advanced CAD modeling and comprehensive thermal simulations using ANSYS Fluent.

Prototyping & Validation
We rapidly produce high-quality prototypes for your evaluation, followed by rigorous in-house testing and the provision of actual test reports to confirm performance, reliability, and adherence to all specifications.

Precision Manufacturing & Quality Control
Leveraging our state-of-the-art deep drilling capabilities, we proceed with efficient and precise production, with stringent quality checkpoints at every stage.

Delivery & Ongoing Support
We ensure on-time delivery of your optimized Gun Drilled Cold Plates and provide continuous technical support for seamless integration and long-term performance.
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