Technology / product information

CNC Milling of Heat Sinks – Integrated Machining Solutions from CNCTech

CNCTech provides CNC milling services for heat sinks used in electronics and telecommunications equipment.
With modern 3-axis and 4-axis CNC milling machines, we achieve tight tolerances of ±0.02 mm, processing aluminum, copper, and various alloys.

In electronic and telecom devices such as modems, transmission equipment, and network switches, heat sinks play a critical role in thermal management, extending component lifespan, and ensuring stable performance.

With over 14 years of experience in precision machining, CNCTech delivers custom CNC-milled heat sinks that meet the stringent technical standards of Japanese, US, and European customers in the electronics, telecommunications, IoT, and supporting industries.

■ Key Advantages of Heat Sink Machining at CNCTech
More than 160 CNC milling machines (3-axis and 4-axis)
Wide range of materials: aluminum, copper, stainless steel, and alloys
Flexible production from prototype to mass production
ISO 9001–certified quality control system,
including 3D CMM inspection and FAI / PPAP reporting

■ Typical Applications
Telecommunications heat sinks: transmission equipment, 5G antennas, routers
Industrial electronics heat sinks: power boards, drivers, inverters
Heat sinks for IoT devices and environmental sensors

■ Why Choose CNCTech
Unlike small machining workshops, CNCTech offers a fully integrated machining service, covering drawing review, material consultation, CAM programming, CNC machining, surface treatment, industrial packaging, and delivery.

CNCTech has supplied customers from the US, Japan, and the EU in industries such as electronics, energy, IoT, and electric vehicles, where heat sinks are key components that directly impact product performance and durability.

Looking for a reliable heat sink machining partner in Vietnam?
CNCTech is ready to be your trusted CNC milling supplier, delivering precision, capacity, and consistent quality.