Cylindrical Extruded Aluminum Heat Sink

• 360° Radial Heat Dissipation: Cylindrical extruded design enables efficient all-around cooling, ideal for tubular electronic applications and compact enclosures.
• Premium Aluminum Alloy: Manufactured from 6000-series aluminum such as A6063 or A6061, offering excellent thermal conductivity and corrosion resistance.
• Lightweight and Strong: Maintains high mechanical strength while reducing overall weight, ideal for mobile or wall-mounted devices.
• Custom Extrusion Profiles: Supports diverse round cross-sections with internal or external fins to optimize airflow and surface area.
• Versatile Surface Finishes: Available in anodized (silver, black), powder-coated, or raw mill finish to enhance both function and appearance.
• OEM Customization Ready: Profiles can be tailored in diameter, wall thickness, slot layout, and mounting interfaces based on customer requirements.
• Streamlined Integration: Round geometry supports press-fit or bracket installation, reducing assembly time and simplifying product design.

• Material Options: 6000-series aluminum (A6063, A6061)
• Outer Diameter Range: 20mm to 200mm or custom sizes
• Wall Thickness: 1mm to 5mm, adjustable per thermal and structural needs
• Fin Configuration: Internal or external fins; straight or spiral design available
• Surface Finishing: Silver/black anodizing, powder coating, or mill finish
• Machining Services: CNC drilling, tapping, slotting, cutting, end-face finishing
• Installation Features: Press-fit, screw-mount, or bracket-ready interfaces
• MOQ: 200kg per profile specification
• Lead Time: 15-30 working days depending on complexity

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.