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| Place of Origin: | CHINA |
| Brand Name: | KAIYAN |
| Certification: | ISO9001 |
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We are a professional aluminum extrusion heat sink manufacturer and factory, providing custom thermal solutions with a strong focus on manufacturing technology and 100% quality inspection. Our heat sinks are produced from high-grade 6063 / 6061 aluminum alloy using precision aluminum extrusion, delivering consistent profiles, optimized fin structures, and excellent thermal conductivity. Custom designs are available to meet specific cooling and installation requirements. All processes are completed in-house, including extrusion, CNC machining, drilling, tapping, cutting, and surface finishing. This factory-direct production ensures tight tolerance control, stable quality, and efficient lead times. Quality is our top priority. From raw material verification and process inspection to final dimensional and visual checks, every aluminum heat sink is fully inspected before shipment. This full inspection policy guarantees reliable performance and long-term durability. Our aluminum extrusion heat sinks are widely used in LED lighting, power supplies, telecom equipment, automotive electronics, and industrial control systems. As a trusted manufacturer, we are committed to delivering fully inspected, precision-made heat sinks for global OEM and ODM customers. |
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Item |
Specification / Quality Statement |
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Material |
6063-T5 / 6061-T6 aluminum alloy, material certification available |
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Manufacturing Process |
Controlled aluminum extrusion with defined process parameters |
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Secondary Processing |
CNC machining, drilling, tapping, cutting under process control |
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Dimensional Tolerance |
As per drawing requirement, typically ±0.05 mm |
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Surface Treatment |
Anodizing or powder coating with thickness control |
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Process Control |
In-process inspection at each critical production stage |
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Inspection |
100% final inspection before shipment |
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Quality System |
ISO 9001 / IATF 16949 compliant quality management system |
Better Heat Dissipation
Optimized aluminum extrusion profiles and fin designs provide more efficient heat transfer compared with standard or non-optimized heat sinks.
More Stable Quality
Precision extrusion combined with controlled secondary machining ensures consistent dimensions and repeatable quality across mass production.
Lower Total Cost
Compared with CNC-only or die-cast heat sinks, aluminum extrusion offers lower tooling costs and better cost efficiency for medium to high volumes.
Flexible Customization
Custom profiles, fin structures, and machining options are available to meet specific thermal and installation requirements.
Lightweight but Strong
Aluminum construction delivers excellent strength-to-weight performance, reducing overall system weight without sacrificing durability.
Multiple Finish Options
Anodized and other surface treatments improve corrosion resistance, appearance, and long-term performance.
Strict Quality Control
Each heat sink is manufactured under a controlled process and undergoes 100% inspection before shipment, ensuring reliable fit and performance.
Proven for Industrial Applications
Widely used in LED lighting, power electronics, telecom, automotive, and industrial control systems.
High thermal conductivity aluminum alloy ensures efficient and stable heat dissipation.
Precision extrusion process delivers consistent profiles and repeatable quality for mass production.
Customizable fin and profile design optimizes airflow and cooling performance.
Lightweight yet strong structure supports compact and weight-sensitive applications.
Secondary CNC machining and 100% inspection guarantee accurate fit and reliable quality.
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