Aluminum Heat Sink Extrusion
Heat dissipation design I Aluminum extrusion I Precision CNC machining I Fast delivery
High thermal conductivity material: Use high-purity aluminum alloys such as 6063, 6061, 6005, etc., with high heat conduction efficiency
Surface treatment: anodizing (black/silver/gray), sandblasting, electrophoresis, hard oxidation, anti-fingerprint treatment, etc.
Customized size: meet different heat dissipation density scenarios, such as industrial controllers, new energy modules, etc.
Product Introduction
We are a manufacturing company focusing on aluminum extrusion profiles and CNC precision machining. We have long provided various customized aluminum heat sink extrusion products to global customers. This type of product is quickly formed through aluminum alloy extrusion process, and then combined with CNC machining to complete positioning holes, guide grooves, plane finishing and other details. It has excellent heat dissipation efficiency and high structural stability.

At present, we can customize aluminum heat sink extrusions with various tooth shapes, sizes, and heat dissipation areas according to customer drawings or thermal design requirements. It is suitable for communication equipment, LED lamps, automotive electronic control systems, inverter power supplies and other fields.
Analysis of processing difficulties: double-layer tooth-shaped combined radiator
The customer customized a complex aluminum heat sink extrusion for the new energy vehicle electronic control system, requiring the upper and lower double-layer heat dissipation teeth to be staggered to maximize the heat dissipation area, and at the same time meet the tolerance of the module plug-in structure.
Material: 6063-T5 aluminum alloy
Structure: upper and lower combined structure, the thinnest tooth piece is 1.0mm
Processing requirements: Contains 16 positioning holes and 3 guide grooves, and the parallelism must be guaranteed within 0.03mm
Surface treatment: anodized black + laser coding
Processing difficulties and solutions
The profile structure is complex, the teeth are staggered, and vibration during processing can easily cause warping;
High assembly accuracy, each hole position needs to be clamped once to avoid repeated positioning errors;
High surface requirements, no clamping marks, bumps, or uneven wire drawing.
We use high-precision vacuum fixtures + step-by-step tool processing + non-contact surface measurement equipment, and set up quality inspection nodes before and after anodizing to ensure that each aluminum heat sink extrusion product can be delivered stably and meet quality standards.


Enterprise advantages
Self-developed mold design: complete drawing evaluation and mold making within 7 days, shortening delivery time
Powerful CNC capabilities: accuracy ±0.01mm, stable control of hole spacing and groove depth
Complete supporting facilities: support additional processing such as laser engraving, labeling, and preliminary assembly
Overseas experience: products are exported to Germany, Japan, Australia, and North America, with mature experience
Quick response mechanism: proofing cycle 3-5 days, batch delivery as fast as 7 days

Application areas
LED power radiator
Communication base station equipment
Inverter and power module
New energy vehicle control unit
Industrial servo system and drive
Medical equipment module heat dissipation

Aluminum heat sink extrusion products are widely used in various industrial and consumer electronics scenarios that require efficient thermal management, and are one of the indispensable structural components of modern electronic systems.
What we provide you is not only an aluminum heat sink extrusion, but also a reliable and efficient heat dissipation solution. Welcome to send drawings and requirements, we will provide you with professional quotes and suggestions within 24 hours.

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