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Skived Fin Heat Sinks Manufacturer Custom Thermal Solutions - Winshare Thermal
From laboratory technological breakthroughs to market recognition with a cumulative installed capacity of 25GW, and from photovoltaic new energy to industrial control fields, Winshare Thermal has leveraged its independently innovative skiving technology to provide core support of "higher efficiency, greater stability, and stronger flexibility" for the heat dissipation of high-power equipment — Choosing Winshare means making heat dissipation a value-adding driver for industrial upgrading rather than a restrictive bottleneck.
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What are Skived Fin Heat Sinks?

We cut thin fins from one solid block of copper or aluminum. No glue. No gaps. Fins stand up from the base. Heat moves fast from base to air.
Core Features:
One-piece build: Fins and base are the same metal.
Thin tall fins: More surface. Better air flow.
Zero gap: No bond layer. Direct heat path.
High density: Fins close together. More cooling power.
Strong body: Solid block. No weak joints.
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Key Advantages: Why Skived Fin Heat Sinks Excel in Thermal Management

Skived fin heat sinks offer distinct advantages, making them a top choice for critical thermal management applications:

Top heat transfer

No interface loss. Fast cooling.

High power ready

IGBTs, servers, EV chargers, wind converters.

Light & compact

Thin fins. Small footprint, High ratio,hign density

Custom size

Any fin height, pitch, or base shape,shorter design time

Trusted quality

ISO 9001 & TS 16949 certified.
 

Wide material compatibility

Available in aluminum, copper, or copper-aluminum hybrid for diverse thermal needs.

Low airflow resistance

Optimized fin geometry, efficient heat dissipation even with low-power fans.

Skived Fin Heat Sink Product Showcase

The Skiving Process: Precision Engineering for Superior Heat Dissipation

The skiving process is a testament to precision engineering, enabling superior thermal performance through its unique approach to heat sink manufacturing
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Single-Piece Construction
A specialized cutting tool precisely shaves thin layers from a solid metal block (typically copper or aluminum). These layers are pushed upwards to form integral fins, creating a single, continuous piece. This innovative design entirely eliminates thermal resistance at joints, a common issue in multi-part assemblies, ensuring an unobstructed path for heat transfer.
 
Ultra-Thin & High-Density Fins
This advanced method allows for the creation of exceptionally thin fins (as fine as 0.2mm) and remarkably high fin densities. This significantly maximizes the surface area available for heat dissipation within a given volume—a feat often unachievable by other manufacturing methods like extrusion or bonded fin techniques.
 
Rapid Prototyping & Cost-Effectiveness
The skiving process stands out because it requires no expensive, custom molds or dies. This translates to minimal setup fees and dramatically accelerated prototyping cycles. For Winshare Thermal, this means we can offer significant design flexibility and cost savings for custom thermal solutions and rapid development. We've successfully applied this technology in continuous large-scale applications for years, consistently demonstrating clear advantages in cost efficiency and product reliability.

Skived Fin Heat Sinks vs. Other Technologies: A Comparative Edge

Skived fin heat sinks offer unique benefits compared to other manufacturing methods, especially for applications demanding high thermal performance and design flexibility.
The core advantage of skived fins lies in their single-piece construction, which eliminates the thermal resistance found in multi-part assemblies like bonded or folded fins. Furthermore, they can achieve significantly higher fin densities and aspect ratios than extruded heat sinks, providing superior surface area for heat dissipation without the high tooling costs of die-casting or the per-part cost of machining for custom designs.
Feature / Type Skived Fin Extruded Bonded/Brazed Fin Die-Cast Cold Forged
Thermal Performance Superior (no interface resistance, high density) Good (limited by fin density) Good (reduced by interface resistance) Fair (porous structure) Excellent (controlled grain structure)
Tooling Cost Low / None (same tool for each fin) Low Moderate (for base and fins) High High
Material Options Copper, Aluminum Aluminum Copper, Aluminum Aluminum, Zinc Copper, Aluminum
Construction Single Piece Single Piece Multi-Piece Assembly Single Piece Single Piece
Design Flexibility High Limited High Moderate High
Prototyping Easy, Inexpensive, Rapid Low Cost Moderate High Cost Moderate
Typical Applications High Power, Compact General, Medium Power Very Large Heat Sinks Complex Shapes, High Volume High Performance, Complex
Key Limitation Fins can bend easily Limited fin density/aspect ratio Thermal resistance at joints Porous structure, lower conductivity High initial tooling cost
Fin Density Very High (thin fins, no taper) Limited (taper required, die strength) High (separate fins) Limited (casting process) High (straight fins)
 

Materials of Choice: Aluminum and Copper for Skived Fin Heat Sinks

Skived fin heat sinks are primarily manufactured from aluminum or copper, both selected for their exceptional thermal conductivity. The optimal material choice depends on your specific thermal requirements, weight constraints, and project budget.
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Aluminum
A favored choice for its excellent balance of good thermal conductivity (e.g., 1050A at 229 W/m.K), lightweight nature, and cost-effectiveness. Aluminum skived fins are versatile for both general and industrial applications, typically featuring fin thicknesses ranging from 0.2mm to 1.2mm.
 
Copper
Offers superior thermal performance, boasting conductivity approximately double that of aluminum. This makes copper ideal for achieving maximum heat dissipation in limited spaces. While heavier and typically 3 to 6 times more expensive, copper fins can be even thinner (0.1mm to 0.6mm) and provide excellent corrosion resistance.
 

Why Partner with Winshare Thermal for Your Skived Fin Heat Sinks?

Choosing the right manufacturing partner is crucial for ensuring optimal thermal performance in your critical applications. At Winshare Thermal, we combine deep expertise, comprehensive solutions, and an unwavering commitment to quality and customer service.
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  • Unmatched Expertise & Engineering Support

    组 12 Our expert engineers provide specialized thermal modeling and design optimization, meticulously tailoring solutions to your unique thermal profile. With extensive experience working with top global customers, we leverage a robust database for simulation analysis and accumulated big data to fine-tune every design.

  • Comprehensive One-Stop Solutions

    组 12 We offer end-to-end design and manufacturing capabilities. This includes expert material selection, various surface finishes, and complex CNC machining for intricate features. Whether you need air-cooled or liquid-cooled thermal management solutions, we have the capabilities to address diverse heat sources.

  • Unwavering Quality Assurance

    组 12 Our commitment to quality is evident through our ISO 9001, ISO14001, and IATF 16949 certifications. We back this with rigorous thermal and dimensional inspections, ensuring every product meets the highest standards.

  • Efficiency & Reliability You Can Trust

    组 12 We pride ourselves on fast lead times (e.g., 15-20 days) and reliable on-time delivery. Our support for low minimum order volumes further facilitates rapid prototyping and specialized projects, streamlining your development process.

  • Customer-Centric Partnership

    组 12 Our dedicated support teams offer quick responses, free samples, and active collaboration to optimize designs and reduce costs. We position ourselves as your strategic partner in thermal management, always aiming to provide the most thoughtful services with the most reliable product quality.

Applications & Industries: Where Skived Fin Heat Sinks Excel

Skived fin heat sinks are highly versatile, excelling in applications where efficient heat dissipation and compact design are critical. They are particularly effective in managing heat in high-power electronic devices, preventing performance degradation and extending component lifespan.
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Computers & Laptops

Providing crucial cooling for CPUs and GPUs to ensure stable, high-performance operation.
 
 
 
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LED Lighting

Dissipating heat to significantly extend LED lifespan and maintain optimal light efficiency.
 
 
 
 
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Power Electronics

Essential for reliable cooling in inverters, power supplies, IGBT devices, and welding equipment. Winshare Thermal boasts extensive experience in this sector, actively supporting photovoltaic inverters and wind power converters.
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Telecommunications Equipment

Ensuring continuous and reliable operation in critical infrastructure like routers and servers.
 
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Industrial Machinery & Automation

Delivering robust thermal solutions for heavy-duty equipment and UPS systems, including large-format heat sinks over 1 meter long for industrial automation.
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Renewable Energy

Playing a vital role in the efficient operation of solar inverters and wind turbine converters, a core focus area for Winshare Thermal.
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Laser Systems & Thermoelectric Modules (TEC)

Ensuring stable operation and precision for sensitive laser systems and thermoelectric modules.

Customization: Tailored Skived Fin Heat Sink Solutions by Winshare Thermal

As Winshare Thermal, we specialize in providing fully tailored skived fin heat sink solutions. The inherent flexibility of the skiving process, combined with low minimum order volumes and the absence of tooling costs, allows us to deliver optimized cooling performance precisely to your unique thermal and spatial requirements. This makes us an ideal partner for custom designs, rapid prototyping, and specialized, low-volume production runs.
Customization Category
Specific Options & Details
Dimensions
Fin Height: Up to 100-150 mm (4-6 inches), recommended less than 50mm. Fin Length: Up to 500 mm (20 inches), limited by material block length. Width: Unlimited. Fin Thickness: As thin as 0.008” (0.2mm) up to 1.0mm. Fin Spacing/Gap: Minimum 0.1 mm (0.004 inches) to 8.0 mm (0.31 inches). Flatness: Generally ±0.1mm, can achieve 0.03mm with polishing.
Materials
Aluminum (1060, 1050A, 6063). Copper (C1100). Hybrid materials for specialized cases.
Maximum width
Anodization: Various colors, enhanced corrosion resistance. Nickel Plating: Electroless nickel plating for even layer, electrical conductivity. Copper Passivation: For copper heat sinks. Polishing: Smooth surfaces for improved airflow. Powder Coating: Durable finish. Textured Finishes: Sandblast, brushed, machined, clear chromate, bead blast.
Mounting & Integration
Embedded Heat Pipes: Significantly enhance thermal performance. Fan Assembly: Designed for integration with fans. Thermal Interface Material (TIM) Integration: Better thermal connection. Machined Features: Clearance pockets, clip grooves, mounting holes, screw holes, tapping. Plastic Push-Pin Attachment: Simple, secure mounting.
Design Support
Comprehensive engineering assistance from concept to manufacturing. Thermal modeling and optimization. Rapid prototyping for quick iteration. Support for low minimum order volumes.
 

Frequently Asked Questions (FAQ) about Skived Fin Heat Sinks

  • Q How is a Skived Fin Heat Sink manufactured?

    A skived fin heat sink is made from a single, solid block of aluminum or copper. A specialized cutting tool shaves thin layers of material, pushing them upwards to form integral fins. This continuous process ensures the fins are an inherent part of the base, eliminating thermal interface resistance. Final shaping and finishing touches complete the process.

  • Q What are the main benefits of Skived Fin Heat Sinks? 

    A Key benefits include superior thermal conductivity due to their single-piece construction, high fin density and aspect ratios for maximized surface area, significant design flexibility, low tooling costs for custom solutions, and enhanced durability.

  • Q How do Skived Fin Heat Sinks compare to Extruded or Bonded Fin Heat Sinks?

    A  Skived fins offer higher fin density and superior thermal performance compared to extruded heat sinks, which are limited by die strength and fin tapering. Unlike bonded or brazed fin heat sinks, skived fins are a single, monolithic piece, avoiding the thermal resistance that can arise from solder or adhesive joints, leading to better overall heat transfer efficiency.

  • Q  What materials are typically used for Skived Fin Heat Sinks?

    A Predominantly aluminum (e.g., 1060, 1050A, 6063 alloys) or copper (e.g., C1100 alloy). Aluminum is chosen for its lightweight nature, cost-effectiveness, and good thermal conductivity, while copper offers superior thermal conductivity for high-performance applications, despite being heavier and more expensive.





  • Q  What customization options are available for Skived Fin Heat Sinks?

    A Extensive customization options include precise control over dimensions (e.g., fin height up to 150 mm, length up to 500 mm, fin thickness as thin as 0.2 mm, spacing minimum 0.1 mm). Other options cover material selection, various surface treatments (like anodization, nickel plating, polishing), and integration of mounting solutions such as embedded heat pipes or fan assemblies.

  • Q Do you offer low minimum order quantities (MOQ) for custom Skived Fin Heat Sinks?

    A Yes, Winshare Thermal often supports low minimum order quantities for custom skived fin heat sinks. This is largely due to the low tooling costs associated with the skiving process, making rapid prototyping and smaller production runs economically viable.

Contact us today to customize your water block solution.

Guangdong Winshare Thermal Technology Co,Ltd. Founded in 2009 focused on high-power cooling solutions for the development, production and technical services, committed to becoming a new energy field thermal management leader for the mission.

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E-mail: wst01@winsharethermal.com

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