Extruded Heatsinks

Aluminum extrusion heatsinks are an effective way to cool heat‑producing components in a cost‑efficient and scalable manner. High‑end custom extrusion designs can be used for more thermally challenging applications, while simpler straight‑fin or cross‑cut fin designs can be used for lower‑powered ones. Aluminum extrusion heat sinks can also be customized with embedded heat pipes, captive mounting hardware, and color anodizing.

These heatsinks offer excellent balance between performance and manufacturability, making them ideal for industries that demand consistent thermal management at scale. Their versatile geometry and surface finish options allow engineers to optimize airflow and aesthetics simultaneously, ensuring both functional and visual integration into electronic assemblies.

Copper Extruded Heatsink

Cost-Effective Aluminum Extruded Heatsink

Standard Aluminum Extruded Heatsink

Aluminum Extruded Heatsink with Embedded Heatpipe

Combination Optical Cooling Solution

Low Profile Aluminum Extrusion Heatsink

Copper Extruded Heatsink

Low-cost extrusion heatsink with embedded copper slug can help enhance performance of the heatsink, with copper being used in direct contact with chip.

Cost-Effective Aluminum Extruded Heatsink

Low cost aluminum extrusion technology can be fabricated in complex shapes and geometries to produce cost effective solutions for a variety of applications.

Standard Aluminum Extruded Heatsink

Simple aluminum extrusion heatsink for cooling of low power application. Custom mounting insures robust fit, compared to flips and thermal tape.

Aluminum Extruded Heatsink with Embedded Heatpipe

Simple aluminum extrusion heatsink with 1 single embedded heatpipe. As cost effective way to enhance performance when needed.

Combination Optical Cooling Solution

Combination optical cooling solution that utilizes zipper fins as well as extrusion fins. This helps lower upfront tooling costs and increases scalability.

Low Profile Aluminum Extrusion Heatsink

Low profile aluminum extrusion heatsink with robotically dispensed thermal gel to create multiple touch points for various chips at various heights.

Copper Extruded Heatsink

Cost-Effective Aluminum Extruded Heatsink

Standard Aluminum Extruded Heatsink

Aluminum Extruded Heatsink with Embedded Heatpipe

Combination Optical Cooling Solution

Low Profile Aluminum Extrusion Heatsink

Frequently Asked Questions

What is an extruded heatsink?

An extruded heatsink is a thermal solution made by forcing heated aluminum through a die to create a specific cross-sectional profile. This process produces consistent, cost-effective heatsinks with reliable thermal performance. Extruded heatsinks are widely used in electronics because they offer a practical balance of efficiency, manufacturability, and design flexibility.

When should I choose an extruded heatsink for my application?

You should choose an extruded heatsink when you need a cost-effective cooling solution for moderate to high heat loads. It is ideal for applications that require scalability and consistent manufacturing. Extruded designs are commonly used when performance requirements can be met without more complex or higher-cost cooling technologies.

What materials are commonly used in extruded heatsinks?

Extruded heatsinks are typically made from aluminum alloys due to their good thermal conductivity, lightweight properties, and ease of manufacturing. In some cases, copper inserts or slugs are added to improve heat transfer at the source. This combination enhances cooling efficiency while maintaining manageable weight and cost.

Can extruded heatsinks be customized for different designs?

Yes, extruded heatsinks can be customized with different shapes, fin geometries, and mounting configurations. They can also include additional features such as embedded heatpipes, anodized coatings, and integrated hardware. This flexibility allows engineers to tailor the heatsink to specific thermal and mechanical requirements.

What are the advantages of extruded heatsinks?

Extruded heatsinks are cost-effective, scalable, durable, and suitable for many standard and custom cooling applications. They offer consistent performance and can be produced in long profiles that are cut and machined to the required length.

Are extruded heatsinks suitable for both low and high power applications?

Yes, extruded heatsinks can be used for both low and moderately high power applications depending on the design. Simple fin structures are effective for lower heat loads, while enhanced designs with heatpipes or copper inserts can support higher thermal demands. This versatility makes them suitable for many different systems.

What types of designs are possible with extruded heatsinks?

Extruded heatsinks can be designed with straight fins, pin-style features, wide bases, low-profile shapes, tall fins, or application-specific profiles. They can also include added machining, mounting features, and finishes to support board-level, enclosure-level, or system-level integration.

What is a heatsink calculator?

A heatsink calculator helps estimate thermal performance by analyzing heat dissipation, airflow, and material properties to determine optimal cooling solutions.

Extruded Heatsinks