Kaixin Aluminum 20mm Round Extrusion Heat Sink For LED Lighting
Description
We have a full range of various heat sink specification, the color is diverse, we can do the length cutting, the opening sloove, milling and machining, and anodizing and so on according to your demand. Because our company has many radiator product category specifications, we didn't upload all of them, if you do not find the specification you need or need to understand the product specification size detail parameter diagram, please contact our customer service directly.
| Item Name | 20mm Round Heat Sink |
| Model No. | KX-01028 |
| Alloying Ingredient | Aluminum6063/6060/7005 etc. |
| Surface Treatment | Silver anodizing or as your requirement |
| Color | Clear / Silver / as your requirement |
| Service | OEM / ODM |
| Tolerance |
±0.05mm |
| Inspection tool | Automatic tension tester/Vickers hardness tester/Rockwell apparatus and etc |
| Origin | Foshan, China |

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20mm Round Heat Sink For LED Lighting

20mm Round Aluminum Extrusion Heat Sink
Why Global Buyers Work with Kaixin
Long-Term and Stable Cooperation - Building a Reliable Supply Chain for You
Extensive Export Experience and a Global Customer Network
Kaixin has 18 years of experience in manufacturing aluminum heat sinks and precision aluminum components, with products exported to more than 30 countries and regions. We have served numerous international brands and large-scale engineering projects. Our long-term partnerships and strong understanding of global trade practices allow you to rely on a stable and mature supply chain without worrying about export procedures or differences in quality standards.
High Production Capacity with Strong Inventory and Scheduling Management
With multiple extrusion lines, over 30 CNC machines, and large-scale metal processing and surface treatment facilities, we have the ability to consistently supply large-volume orders. Even when demand peaks, we guarantee stable delivery times and prevent production bottlenecks that could disrupt your market supply schedule.
One-Stop, Full-Process Service - Reducing Your Management and Communication Costs
From extrusion → CNC machining → surface finishing → inspection → packaging & shipping, every process is managed in-house. You only need to provide the design or drawing, and we take care of the entire manufacturing workflow, eliminating the need to coordinate multiple suppliers.
We offer flexible customization and OEM support. Whether you need standard heat sinks, LED aluminum parts, automotive cooling components, or custom-designed extruded profiles, we can process according to your CAD/3D drawings or samples to meet your diverse application needs.
A Partnership That Goes Beyond Supply - Growing Together
We not only manufacture aluminum heat sinks and components, but also aim to become an integral part of your supply chain. Through tailored solutions, strict quality control, and reliable delivery, we help enhance your product performance, reduce after-sales risks, and strengthen your brand competitiveness.
If you have new projects, new designs, or new requirements, we are ready to collaborate with you on development and innovation - not just "making products," but creating market advantages together.
Factory Overview

Auto Anodizing Lines
Anodizing is the most common surface treatment process that is to generate oxide films on the metal surface. With anodizing, you can anodize the metal to different metal color such as blue, green, gold, silver, and champagne.
We mainly provides anodizing processing with film thickness limitation of 100um, And We generally provide anodizing with 10-15μm for our customers, featuring an adodizing-resistant coating with an excellent cosmetic appearance.
CNC High Precision Machining
Kaixin is well-equipped with over 30 sets advanced CNC machines such as CNC lathe, PIA-6500, 3-axis, 4-axis, and 5-axis CNC machines, which can manufacture your product with a tolerance within 0.02mm and monthly capacity is 150,000 pieces


Large Extrusion Workshops
With the help of extrusion, heatsinks can be manufactured in various shapes for customer's specific needs.
Kaixin extrusion machine press force ranges from 600 ton to 5000 ton-- the product size can be varied and we can produce high complexity extruded profiles
Metal stamping Workshops
Metal stamping is the process to manufacture components by punching, cutting, stretching and bending. The thickness of stamped sheet metal ranges from 0.25mm to 12mm
At Kaixin, stamped parts can be used to assemble large machinery or end-use parts. We support 50 - 400 tons metal stamping machines for customizing your specific metal parts.

Want to Pay a visit to our workshops?

What Makes Us Special?
Kaixin provides a wide range of heatsink options for different applications and customized machining services for customers. We are a China-based manufacturer who is able to offer one-stop manufacturing services for customers worldwide.
We always try our best to support our customers with competitive prices and good quality heat sink for our clients' business competitiveness and capabilities in the market. To reach this goal, we constantly push ourselves forward by constantly learning the latest knowledge from the forefront of the industry and improving our workmanship.
Overall Capacity UPM
years experience
Ongoing Projects
Positive Rating

Precision Cutting Service
The most proportion of aluminum products manufacturers are likely to utilize manual cutting for aluminum profiles. But in Kaixin, we generally use automatic cutting, ensuring high precision for your aluminum products. We also provide manual cutting, but it is all up to you.
Strict Quality Control Standards
Kaixin always believes quality and customers are the first. With ISO 9001 and SGS certification, we adhere to regulating several strict quality standards for your products, such as raw material inspection, first Article inspection, process QC inspection, On-site inspection to full inspection before shipment and sampling inspection of large shipments.


24 / 7 Customer Support
We know that your time is invaluable. With Kaixin's 24/7 customer support, you're never alone. We are committed to providing you with continuous, reliable assistance to ensure your projects succeed whether you be in pre-sale consultation, technical assistance or after-sale service.
Fast Delivery
Kaixin knows fast delivery ensures that your product can be presented to the market before your competitors.
The integration of manufacturing and trading enables us to manage the production schedule which is the best suitable for you. No matter how it is a single shipment, muti-shipment, time-critical or pre-schedule, we are able to accommodate the delivery for you.


Marketing Promotion
When you become our customer, we are committed to providing marketing promotion for your specific products, ensuring you can dominate in marketing. We will provide you several services such as technical consultation, trade show support, etc.
Competitive Pricing
Kaixin offers competitive pricing without sacrificing quality. Our cost-effective manufacturing solutions are designed to provide superior value, ensuring you get high-quality parts at a price that fits your budget.

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