CNC-machined Square Copper Fin Cold Forged Heat Sink For CPU
Product Advantages of Cold Forged Heat Sinks
Manufactured from T1/T2 pure copper with the cold forging process, it features a thermal conductivity of up to 390W/m·K.
It achieves an optimal balance among thermal performance, reliability, cost, weight and dimensions.
Compared with traditional processes, its thermal resistance is reduced by 40%.
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Materials
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Copper(1020/1100),Aluminum(1060/1070/6063/6061).
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Surface Treatment
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Plating,Coating,Painting,Anodizing,Sandblasting,Tapping,Deburring,Chromating,Laser Marking,Degreasing,Passivation,Clearing
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CNC Machining,Extrustion,Cutting,Cold forging,Die casting, Stamping,Skiving,Folding,Inserting,FSW(Friction
StirWelding),Welding,Epoxy,Nickel Plating, Bending,Soldering,Cross Cutting,Milling,Drilling
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Dimension
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Customized size or Customer's Drawing Required
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Application
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LED Lighting,Solar Inverter,Power Supply Equipment,Medical Ventilator,IGBT,Electric Automotive,Desktop Liquid Cooling,Communication Device,CPU Cooler,Industrial Equipment.
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Drawing Accepted
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AutoCAD(dxf,dwg),PDF,3D (STEP/IGS)
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Service
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Support for customize or according to customer's requirements
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Main Parameters
Main Manufacturing Processes of Cold Forged Heat Sinks
Industry Applications
High-End Manufacturing Applications:
- Semiconductor & Chip Manufacturing: Addresses heat accumulation in advanced packaging technologies like 3D stacking where traditional material thermal conductivity becomes a bottleneck.
- AI Computing/Data Centers: Solves thermal management challenges as chip heat flux density surges, overcoming the "invisible ceiling" restricting computing power improvement.
- Aerospace: Provides solutions for extreme temperature environments and high vacuum conditions where convective heat dissipation is not feasible.
Daily Life Applications:
- Digital Devices: Internal heat dissipation modules for computers, mobile phones, and game consoles to ensure sustained performance.
- Communication Devices: Large heat sinks to guarantee stability of high-speed data transmission and processing.
- Household Appliances: Efficient heat dissipation for compressors and external unit condensers that transfer heat from indoor spaces to outdoors.
- Lighting Devices: Efficient heat dissipation design ensures luminous efficacy and long service life of LED lamp beads, supporting energy conservation.
- New Energy Vehicles: Sophisticated liquid cooling systems to maintain optimal operating temperatures.
Advanced Equipment & Precision Machining
Our mold workshop features comprehensive manufacturing capabilities:
- 22 sets of electric discharge machines (EDM) including 2 MAKINO mirror EDM machines
- 9 wire-cut EDM machines (low-speed) with 3 Seibu and 1 Sodick imported from Japan
- 7 spark erosion machines, 10 grinding machines, 2 milling machines, and 1 lathe
| Specification |
Capability |
| Table Size |
500×350 mm |
| Rapid Traverse Speed |
5000 mm/min |
| Maximum Workpiece Weight |
500 kg |
| Maximum Electrode Weight |
50 kg |
High Machining Precision: Utilizing SuperSpark4 and IES (Intelligent Expert System) technologies for advanced adaptive power supply and jump control to stabilize EDM processes and improve precision. Equipped with ultra-surface and ultra-edge generator technologies for excellent surface finish and metallurgical quality.
Quality Assurance
We maintain rigorous quality standards with comprehensive testing equipment:
- 1 Coordinate Measuring Machine
- 1 projector instrument
- 2 water high pressure testing machines
- 4 thermal resistance testing machines
- 2 liquid leakage testing machines
Customer Service Commitment
- Prompt response to all inquiries
- Competitive pricing with guaranteed quality
- Efficient production scheduling
- Optimal transportation solutions
- Comprehensive technical support
Frequently Asked Questions
Are you a trading company or manufacturer?
We are a professional manufacturer of heat sinks and water cooling plates with extensive experience and a strong technical team, featuring automated and mechanized production.
Have you exported goods before and to which regions?
60% of our total production is exported to Japan, India, UK, Canada, USA, and Brazil.
How many employees do you have?
Approximately 100 employees across sales, purchasing, engineering, QA, warehouse, and production departments.
Can you provide samples if we agree with the design?
Yes, we provide samples for confirmation before mass production, along with technical drawings if required.
What packing methods do you use?
Customized packing with normal cartons and tight-proof fabric or wooden cartons for optimal protection during transportation.
Do you provide technical support for product issues?
All products are fully inspected before shipping. For any issues, we provide immediate technical solutions.
