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Extruded Aluminum Heat Sink

Efficient Thermal Performance: Manufactured from high-quality 6000-series aluminum alloys such as 6063-T5 and 6061-T6, ensuring excellent thermal conductivity and structural strength.

Flexible Fin Structures: Offers customizable fin heights, densities, and shapes to optimize airflow and maximize surface area for natural or forced convection.

Wide Dimensional Support: Available in widths up to 300mm and lengths up to 6 meters, with precise cutting and tolerances suited for industrial use.

Durable and Lightweight: Aluminum provides an ideal strength-to-weight ratio, making it easy to integrate into equipment without adding excessive bulk.

Cost-Effective Production: Extrusion technology allows high-volume, low-waste manufacturing, resulting in consistent quality and competitive pricing.

Surface Treatment Versatility: Supports anodizing, powder coating, sandblasting, or mill finish based on application and aesthetic needs.

Custom Mounting Features: Can be extruded with integrated slots, screw bosses, or mounting rails to simplify assembly and reduce secondary processing.

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Extruded Aluminum Heat Sink Product

Customization Capabilities

We specialize in designing and manufacturing extruded aluminum heat sinks to match your exact mechanical and thermal specifications.

Alloy Options: 6063-T5, 6061-T6, 6060 and other industrial-grade aluminum alloys.
Max Width: Up to 300mm extrusion width, supporting various device sizes.
Length Tolerance: Lengths up to 6 meters, cut to Â±0.5mm accuracy.
Fin Height & Spacing: Customizable from 5mm to 50mm height, with variable spacing.
Surface Finish: Anodizing (black/silver), powder coating, sandblasting, or raw finish.
Machining Services: Drilling, tapping, CNC precision processing available.
Mounting Integration: Optional T-slots, screw holes, or PCB guides extruded directly.
MOQ & Packaging: Minimum order 200kg; secure packaging with foam, shrink wrap, or wood crates.

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Why Partner with Sinoextrud for Your Extruded Aluminum Heat Sink Needs?

We are more than just an aluminum profile supplier — we’re your efficient, reliable, long-term partner.

With Us, You Get:Faster turnaround，Stable quality，Competitive pricing，End-to-end support.

Large-Scale Manufacturing：Our factory spans 1,000 mu (about 667,000 m²), with full in-house capabilities from aluminum smelting and billet casting to extrusion, surface treatment, and CNC machining.

One-Stop Solution：With 43 extrusion lines (500–5500 tons) and a dedicated mold partner, we provide fast production, custom profiles, and integrated services to simplify your supply chain.

Quality You Can Trust：Strict quality control ensures consistent dimensions, strength, and finish, reducing your risk and increasing reliability.

Fast Delivery & Cost Efficiency：Self-produced billets, in-house processing, and batch production mean faster lead times and lower overall costs.

Advanced Finishing Options：Anodizing and both vertical and horizontal powder coating lines deliver durable, high-quality surface finishes tailored to your product needs.

Factory Overview

Furnace workshop

Aluminum bar production

Mold Warehouse

500-5500 Tons Extruder

Spraying workshop

Anodizing workshop

Deep Processing Workshop

CNC Machining Workshop

Finished goods warehouse

Finished goods warehouse

Finished goods warehouse

Export warehouse

5500 Ton Extrusion Press

Aluminum extrusion press

Large Aluminum Extrusion Line

Aluminum extrusion production line

Extrusion workshop

IATF 16949 Certification

TUV

Finished goods warehouse

Export warehouse

-Standard Packing Option-

* Long bar length profiles 3.0-6.0 meters*

Protective Film

Shrink Sleeve

Brown Paper

Craft Paper

* Short bar length profiles 0.3-3.0 meters*

EPE Foam

Poly Bag

Wooden Crate

Wooden Case

-Loading & Shipment-

Pallet Loading

Bulk Loading

LCL Loading

Expedited Express

STEPS

How to work with us

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Quote & Estimation
Begin with a thorough evaluation of the design's feasibility, followed by a prompt, detailed estimate.
Sample & Test
Creating a prototype to assess dimensions and ensure the mold's precision aligns with the requirements.
Extrude & Finish
Producing the aluminum profile with pinpoint accuracy to the given specifications and applying desired finishes.
Pack & Deliver
Tailored packaging for the extruded profiles, ensuring safe and efficient loading for prompt delivery.

Extruded Aluminum Heat Sink-FAQ's

What aluminum grades are used in your heat sinks?

We primarily use 6063-T5, 6061-T6, and other 6000-series alloys for balanced thermal and mechanical properties.

Can you customize the fin structure?

Yes, fin height, spacing, and density are all customizable based on your thermal requirements.

Do you provide cutting to specific lengths?

Absolutely. We cut extruded profiles to your required length with ±0.5mm accuracy.

Is surface finishing included?

Yes. We offer anodizing, powder coating, sandblasting, and raw finish options depending on your application.

What’s your minimum order quantity (MOQ)?

Our typical MOQ is 200kg per specification, but can be discussed based on the project.

Can mounting features be integrated into the profile?

Yes. We can incorporate T-slots, screw channels, or PCB guide rails in the extrusion design.

How long is your lead time?

Our standard production lead time is 10-15 working days after mold confirmation and order payment.

Do you offer OEM services?

Yes, we fully support OEM and private label production with customer-defined specifications.

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Sinoextrud: Your Extruded Aluminum Heat Sink Manufacturer

Our extruded aluminum heat sinks are engineered to deliver outstanding thermal performance using top-grade alloys and precision manufacturing techniques. The customizable designs allow efficient heat dissipation in a wide range of applications.

These heat sinks are widely used in industries requiring robust and lightweight cooling solutions, including electronics, automation, lighting, and power systems. Their structural versatility supports integration into complex assemblies.

We offer multiple surface treatment options such as anodizing, powder coating, or sandblasting to enhance both appearance and corrosion resistance. Surface finishes can be tailored to meet both functional and aesthetic preferences.

Our machining and deep processing capabilities include CNC cutting, drilling, tapping, and integrated mounting features, providing complete one-stop solutions from extrusion to final product.

As a professional aluminum profile manufacturer, we deliver scalable production, fast lead times, and strong OEM/ODM support to meet the growing demands of global industrial clients.

Extruded Aluminum Heat Sink : The Ultimate FAQ Guide

Start Form 200KG