OEM CNC Machined Liquid Cooling Plate



Product Overview:
This product is a liquid cooling plate specifically designed for the 4-in-1 controller of new energy electric heavy-duty trucks. It features dimensions of 440 mm × 310 mm × 25 mm and is manufactured from 3000-series aluminum alloy, with a total weight of 3.2 kg.
Produced through a combination of precision machining and brazing processes, the cooling plate delivers excellent thermal management performance, effectively meeting the heat dissipation requirements of the vehicle system.
Workmanship: CNC Milling, CNC Turning, CNC Drilling, Metal Polishing, 3 Axis CNC Machining
Material: Aluminum
Inquiry Email: sales@flexiturn.com
OEM CNC Machined Liquid Cooling Plate Details
This product keeps high-power electronic components within their ideal temperature range, ensuring reliable performance, improving vehicle safety, and extending the service life of key components.
Key Features
| ITEM | Specification |
| Dimension | 440 mm × 310 mm × 25 mm |
| Weight | 3.2kg |
| Material | Al 3003 |
| Processsing technic | CNC+Brazing |
| Inlet Temperature | ≤55℃ |
| Flow Rate | ≥20L/min |
| Pressure Drop | ≤30kPa |
| Internal Volume | 0.8L |
| Dry Leak Test (Ambient Temperature) | 250 kPa,60 seconds.pressure decay rate of the cooling system shall be < 2 Pa/s |
| surface finishment | ≤Ra1.6 |
| Rohs compliance | RoHS2.0 |
Technical Excellence
Optimal Thermal Conductivity: Our plates facilitate rapid, uniform heat extraction, effectively mitigating thermal stress on critical components to ensure prolonged system stability.
Engineered for Efficiency: Through meticulous internal flow path design, we maximize surface contact and coolant velocity, guaranteeing superior heat distribution even under extreme operational loads.
High-Heat Resilience: Specifically developed for demanding environments, these cold plates are the ideal solution for high-performance computing, power electronics, and data center infrastructures.
Sustainable Reliability: By replacing inefficient air-flow methods, our liquid cooling solutions help reduce energy consumption and noise levels, creating a more sustainable and high-output operating environment.
One‑Stop Liquid Cold Plate Service
Just tell us:
Cooling requirements & system thermal management parameters
Size & weight specifications
Mounting & fixation method
We handle everything else:
✅ 3D modeling – Perfect fit for your system space
✅ Flow channel design – Optimized flow uniformity & heat transfer efficiency
✅ Thermal management simulation – Performance verification & risk mitigation
✅ Flow channel optimization – Lower resistance, higher energy efficiency
✅ Manufacturing – High‑precision process, reliable quality
✅ Leak & performance testing – Rigorous factory validation, guaranteed standards
Final delivery: High‑quality liquid cold plates, delivered right to your doorstep. One‑stop service, less hassle for you – helping you launch high‑performance thermal solutions faster.For detailed design and production process, please click here to view.
Q1. What types of machining services do you offer?
We provide comprehensive CNC turning and milling services. FlexiTurn machines are equipped with 8-station programmable turrets and support both turning and 5-axis milling operations, making them suitable for everything from simple cylindrical parts to complex multi-axis components.
Q2. What materials can you work with?
We machine a wide range of materials including carbon steel, stainless steel, aluminum, plastics, and other engineering-grade materials. If you have a specific material in mind, just send us your requirements and we'll confirm feasibility.
Q3. What is your typical lead time?
Lead times vary depending on part complexity, quantity, and material availability. For prototypes and small-batch runs, we typically deliver within 5–10 business days. For high-volume production, we'll provide a customized schedule after reviewing your drawings. Contact us with your project details for an accurate timeline.
Q4. How do you price your services?
Pricing is based on several factors: material cost, machining time, tooling requirements, setup complexity, and order quantity. We offer competitive rates for both low-volume prototypes and high-volume production runs. Request a quote with your CAD files or drawings and we'll get back to you within 24 hours.
Q5. What quality control measures do you have in place?
We follow strict quality control procedures throughout the machining process. Our CNC systems support programmable precision down to 1 μm, ensuring high accuracy and repeatability. Every batch undergoes dimensional inspection before shipping, and we can provide inspection reports upon request.







