Custom Large Heatpipe Heat Sink for High-Power Cooling-Hongming Sheng

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Our Service

We specialize in sheet metal fabrication, CNC machining, metal stamping, welding, and assembly. Our one-stop support helps save time, reduce costs, and improve efficiency.

our factory operates under an ISO 9001:2015 quality management system to ensure consistent quality and reliable delivery.

Custom Large Heatpipe Heat Sink for High-Power Cooling

Hongming Sheng designs and manufactures custom large heatpipe heat sinks and fin assemblies for high-power electronics, servers, industrial equipment and power conversion systems.

Copper heatpipes, aluminum fins and CNC machined base plates are combined around your heat source layout, available space and mounting requirements.

From prototype samples to repeat production, our team supports mechanical design review, component manufacturing, assembly and agreed inspection requirements.

Vertical aluminum fin stack with bent copper heatpipes and a copper base — Vertical fin stack with routed copper heatpipes

Email your drawings for engineering review info@hms1688.com

Request a Heat Sink Quote

Heatpipe Assembly Examples

Wide rectangular fin assembly with a copper base plate and bent copper heatpipes — Wide base and fin assembly

Compact stacked-fin heat sink with copper heatpipes and a copper contact base — Compact stacked-fin module

Two separate fin banks connected by copper heatpipes with a central contact block — Split fin-bank layout

Rounded aluminum fin assembly with a mounting flange and heatpipe ends — Rounded fin assembly

Select any image to view the original. Assembly layouts shown are examples; the final configuration follows your approved project requirements.

Assembly Configuration Options

Heatpipes	4–16 copper heatpipes, with final quantity and routing confirmed during design review.
Base Plates	Copper or aluminum bases, CNC machined for contact surfaces, mounting holes and assembly interfaces.
Fin Structure	Aluminum fins with spacing, layout and overall dimensions selected for the available space and airflow.
Joining Methods	Soldering, press fitting or thermal epoxy bonding, subject to material compatibility and assembly requirements.
Surface Finish	Options include nickel plating for suitable copper surfaces and anodizing for aluminum parts, according to the approved specification.

Engineering & OEM Support

Review the Layout Confirm heat source positions, contact areas, mounting features and available space.
Build & Check Samples Review the base, heatpipe routing and fin layout; confirm sample fit and agreed inspection items.
Manufacture & Deliver Coordinate production, specified inspection records, protective packaging and delivery.

Typical Applications

Telecommunication and RF equipment
AI servers and computing systems
Power supplies and inverters
IGBT and power electronics modules
Industrial laser equipment
Medical and precision equipment

Discuss Your Custom Heatpipe Assembly

Send your drawing, reference sample or initial cooling concept. The following details help our engineers review the thermal structure and manufacturing requirements.

Heat Source Heat load in watts, source dimensions and contact locations.
Temperature Targets Ambient temperature, allowable base or case temperature and measurement point.
Airflow Fan specifications, available airflow and any ducting constraints.
Installation Operating orientation, enclosure space and component clearances.
Mechanical Interfaces Base drawing, mounting pattern and contact surface requirements.
Production Scope Prototype or production quantity, surface finish and required schedule.

Send drawing files by email info@hms1688.com

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Confidential OEM Projects

Customer drawings, CAD files, specifications and project information are handled confidentially. NDA support is available for custom thermal projects.