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CNC Aluminum Heatsink

CNC Aluminum Heatsink

  • High-Conductivity Aluminum Alloys: Manufactured using premium aluminum alloys such as 6063 and 6061, offering excellent thermal conductivity and mechanical durability.
  • Precision CNC Machining & Drilling: Enables exact customization-drilling and machining to meet diverse installation specifications for LED and industrial systems.
  • Efficient Surface Oxidation: Anodized surface improves corrosion resistance and durability, extending service life in demanding environments.
  • Support for Complex Geometry: Capable of crafting intricate heatsink forms to suit customized thermal management designs.
  • Low Production Cost & High Precision: CNC processing with deviation-free accuracy (tolerances better than 0.001 mm) minimizes scrap and reduces labor costs through automation (source: Kaixin technical data).
  • Rapid Customization & OEM/ODM Flexibility: CNC systems allow fast iteration and customization; OEM and ODM services available for bespoke designs and branding.
  • Robust Quality Assurance: Strict QA systems backed by certifications like ISO 9001, IATF 16949, and SGS ensure military-grade quality and reliability.
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CNC Aluminum Heatsink Product

Extruded CNC Aluminum Heatsink
Extruded CNC Aluminum Heatsink
CNC-Machined LED Heat Sink
CNC-Machined LED Heat Sink
Anodized CNC Milling Heatsink
Anodized CNC Milling Heatsink
Custom LED Heatsink Profile
Custom LED Heatsink Profile
AL6063 Anodized Aluminum Heatsink
AL6063 Anodized Aluminum Heatsink
Precision CNC Aluminum Cooling
Precision CNC Aluminum Cooling
Aluminum Extrusion Heat Sink
Aluminum Extrusion Heat Sink
CNC Aluminum Thermal Component
CNC Aluminum Thermal Component

Customization Capabilities

Our CNC aluminum heatsinks are tailored to your thermal and structural requirements, offering advanced machining and flexible finishing options for high-performance applications.

  • Material Alloy Options: Aluminum 6063, 6061, or as requested
  • Surface Treatment: Anodizing (standard) or custom finishes
  • CNC Machining Services: Precise drilling, tapping, milling, and other CNC operations
  • Dimensional Geometry: Fully customizable shapes and layouts to match installation needs
  • Customization Mode: OEM and ODM services available
  • Lead Time: Typically 15-30 days from order confirmation
  • Packaging: Sturdy carton boxes reinforced with cardboard for secure transit
  • Quality Certification: IATF 16949, ISO 9001, SGS, ISO 14001 standards supported

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Why Partner with Sinoextrud for Your CNC Aluminum Heatsink 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.

CNC Aluminum Heatsink-FAQ's

What materials are used for your CNC aluminum heatsinks?
We offer aluminum alloys 6063 and 6061 by default, with flexibility for other materials as needed.
Is surface oxidation available?
Yes, anodizing is applied to enhance corrosion resistance and durability.
What CNC capabilities do you support?
Precise CNC machining including drilling, milling, tapping, and custom shaping per your specifications.
What customization services are offered?
OEM and ODM services are supported for custom design, branding, and functionality.
What is the typical lead time for production?
Lead time is generally 15 to 30 days from confirmation.
How are products packaged?
Products are packed in strong carton boxes with added cardboard reinforcement for safe delivery.
What quality standards do you meet?
We adhere to IATF 16949, ISO 9001, ISO 14001, and SGS certification standards.
Can CNC manufacturing reduce costs?
Yes, CNC precision reduces scrap and labor, resulting in competitive production costs and high accuracy.
Do you support custom geometries?
Absolutely-we can tailor heatsink shapes to meet specialized thermal and mounting requirements.
Are these suitable for LED or industrial cooling systems?
Yes, the high thermal conductivity and precision design suit both high-power LEDs and demanding electronics environments.

Products You May Looking for

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Sinoextrud: Your CNC Aluminum Heatsink Manufacturer

CNC aluminum heatsinks are engineered for high-efficiency thermal management, crafted with precision CNC machining to deliver both performance and reliability. The use of aluminum 6063/6061 alloys ensures optimal heat dispersion, while anodized surfaces enhance corrosion resistance.


With flexible machining and finishing services, these heatsinks are ideal for applications ranging from LED systems to industrial electronics. Fully customizable in shape and function, they can be adapted to unique installation and thermal criteria.


Our streamlined CNC processes-backed by military-grade quality assurance and certifications such as IATF 16949 and ISO 9001-provide consistent precision, cost-effective production, and dependable delivery.


Standard lead times of 15 to 30 days ensure efficient turnaround, and robust packaging solutions ensure your components reach you securely-supporting seamless integration into your product line or project.


With decades of OEM experience and sophisticated manufacturing infrastructure, our CNC aluminum heatsinks deliver reliable thermal solutions and superb value for global B2B buyers.


CNC Aluminum Heatsink : The Ultimate FAQ Guide

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