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Extruded Heat Sink Supplier

Extruded Heat Sink Supplier

  • High-Precision Aluminum Extrusion: Produced from aluminum alloys such as 6061 and 6063, offering excellent thermal conductivity and mechanical stability
  • Extensive Standard Molds: Thousands of existing mold profiles ensure fast preliminary matching-an efficient way to save tooling costs and time
  • Low MOQ and Fast Turnaround: Standard stock allows orders starting from just 100 kg with potential shipments in as fast as 5 days
  • Diverse Shapes and Thickness Options: Available in round, square, flat, and custom shapes, with thicknesses ranging from 0.4 mm to 20 mm
  • One-stop Fabrication Services: Integrates extrusion, CNC machining, punching, tapping, drilling, milling, welding, deburring, and surface treatments in one streamlined process
  • Rich Surface Treatment Solutions: Options include anodizing, mill finish, electroplating, polishing, sand blasting, powder coating, silver plating, brushed, painted, PVDF, etc.
  • High-Tolerance Precision: Machining accuracy up to ±0.01 mm ensures reliable performance in demanding industrial applications
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Extruded Heat Sink Supplier Product

High-Density Dual Fin Extruded Heat Sink
High-Density Dual Fin Extruded Heat Sink
Wide Plate Fin Extruded Heat Sink with Mount Holes
Wide Plate Fin Extruded Heat Sink with Mount Holes
Custom Machined Anodized Black Heat Sink Frame
Custom Machined Anodized Black Heat Sink Frame
Gray CNC Profile Heat Sink with Fin Base
Gray CNC Profile Heat Sink with Fin Base
Compact Black Anodized Extruded Heat Sink Block
Compact Black Anodized Extruded Heat Sink Block
Low Profile Slot Fin Heat Sink for Power Modules
Low Profile Slot Fin Heat Sink for Power Modules
Rounded Edge Extruded Heat Sink with Tight Spacing
Rounded Edge Extruded Heat Sink with Tight Spacing
Square Block High Fin Density Heat Sink
Square Block High Fin Density Heat Sink

Customization Capabilities

Our extruded heat sink fabrication offers full customization from design to delivery, combining broad extrusion options with deep machining and finishing to meet exact client specifications.

  • Material: Aluminum alloys 6061, 6063; copper optional on request
  • Shape: Round, flat, square, or custom profile
  • Thickness: From 0.4 mm up to 20 mm
  • Length: Standard bars 3 - 6 m or 0.3 - 3 m, customizable
  • CNC & Fabrication Options: Machining, drilling, tapping, welding, stamping, bending, assembling available
  • Surface Finishes: Anodizing, powder coating (various RAL colors), electroplating, sand blasting, painting, brushing, PVDF, silver plating
  • Tolerance: Machined parts accurate within ±0.01 mm
  • MOQ & Samples: Low MOQ; free sample available
  • Lead Time: Sample ready in 7-10 days; mass production typically 15-20 days

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Why Partner with Sinoextrud for Your Extruded Heat Sink Supplier 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

Start A Project today
  • 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 Heat Sink Supplier-FAQ's

What materials are used for extruded heat sinks?
Primarily aluminum alloys 6061 and 6063; copper available upon request
What shapes and thicknesses do you offer?
Profiles include round, square, flat, and custom shapes; thickness from 0.4 mm to 20 mm
Do you provide machining and fabrication services?
Yes, one-stop manufacturing includes CNC machining, drilling, tapping, welding, stamping, bending, and assembly
What surface finishes can be applied?
Options include anodizing, powder coating (wide RAL range), electroplating, sand blasting, polishing, painting, brushed, PVDF, silver plating
What is the minimum order quantity and sample policy?
Low MOQ with free sample availability to check quality before mass production
How quickly can orders be delivered?
Sample within 7-10 days; production generally delivered in 15-20 days after drawing confirmation
Can you customize mold tooling?
Yes, custom molds welcomed, supported by thousands of existing standard profiles for fast matching
What precision can you guarantee?
Machining tolerance up to ±0.01 mm for components requiring tight dimensional control

Products You May Looking for

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Sinoextrud: Your Extruded Heat Sink Supplier Manufacturer

Extruded heat sinks offer a versatile and cost-effective solution for thermal management, leveraging aluminum alloys like 6061 and 6063 to deliver excellent conduction and structural consistency. Their compatibility with a wide array of standard and custom profiles accelerates development while minimizing mold investment.


Our extrusion capabilities span diverse shapes-round, flat, square, and tailored designs-paired with thicknesses from 0.4 mm to 20 mm. Standard stock is ready for fast processing, enabling shipments starting in as few as 5 days.


Advanced one-stop fabrication ensures seamless integration of CNC machining, punching, tapping, welding, milling, and assembly services. High-precision machining to ±0.01 mm and rich surface finish options-such as anodizing, powder coating, and polishing-meet both technical and aesthetic requirements.


With free sample support, low MOQ, and efficient lead times (7-10 days for samples and 15-20 days for production), our extrusion service delivers tailored, high-quality heat sink solutions designed for global industrial applications.


Extruded Heat Sink Supplier : The Ultimate FAQ Guide

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