CNC Machine Tools

Selfin CNC machine is the world famous machine brand. We have our own R&D team of CNC machines. The machines we offer lead the industry in production capacity, precision, and operability. They can meet the manufacturing needs for nearly all fan heat dissipation, water cooling, and Microchannel (GP200 - GP300) servers on the market. We has gained recognition from numerous customers and is a bestseller worldwide.
Heat Sink Fins

Advantages:larger heat dissipation area,more stable heat transfer performance

Production capacity:50,000,000pcs/month

Application Industry

Purchasing Guide

  • CNC Machine Tools SK-3585H High Speed Liquid Cooling Machining Center

    The 3585H is the smallest of the three flagship cutting tooth machines, primarily designed for producing liquid cooling products and accessories.

    Features: Due to the smaller size of the liquid cooling products it manufactures, it achieves the highest precision, reaching 0.05mm accuracy, while maintaining fast operating speeds.



    Selection Recommendation:

    The whole machine body adopts high-quality mihanite cast iron for stable operation with low vibration. Equipped with twin-shaft screw and dual linear rail structure, it delivers faster cutting speed and higher daily output compared with SK-4012H and SK-6016 models. It supports aluminum sheet width up to 330mm and copper raw material up to 160mm, with adjustable shovel chip thickness from 0.05mm to 1.0mm, fully matching mass production of server cold plates, liquid cooling radiators and heat sink fins.

  • CNC Machine Tools Metal Processing Milling Machine SK-4012H CNC

    The 4012H is the mid-sized model among the three flagship shovel-type machines, primarily designed for producing both liquid-cooled and air-cooled products.

    Features:

    Given that air-cooled products are larger while liquid-cooled products are smaller, its worktable dimensions accommodate both types. Precision and speed are slightly lower than the 3585H.



    Selection Recommendation:

    The machine adopts double shaft structure matched with thickened linear rails, which bears heavier load and maintains precise positioning during long-hour continuous operation. Its maximum cutting length reaches 1200mm, supporting aluminum width up to 380mm and copper raw material up to 200mm.
    With adjustable shovel chip thickness from 0.15–1.0mm, this equipment balances production speed and processing range, suitable for medium-batch mixed radiator manufacturing orders.

  • Machine Tools Custom Heat Sink CNC Machine SK-6016H

    The 6016H is the largest in size and has the largest control panel among the three main cutting machines promoted by Santai. This machine is primarily designed for large air-cooled products.

    Features: Designed for cutting large materials and producing large air-cooled products, with relatively lower precision and speed.



    Selection Recommendation:

    The stable cast structure ensures consistent precision during large-size material cutting, with matched twin-shaft drive system to balance cutting force on wide aluminum and copper sheets. It is mainly targeted at factories focusing on large fan heat sink accessories, with moderate daily output matching medium and small batch oversized radiator orders.

Why choose us?


Filed for close to 100 national patents:Starting from the Guangdong-Hong Kong-Macao Greater Bay Area, radiating to the Yangtze River Delta, connecting the Yangtze River Economic Belt, and extending to the layout of emerging markets in Southeast Asia, Huizhou Sanchuang Technology has always been deeply engaged in precision manufacturing and heat dissipation technology in the process of continuously building a global manufacturing network. It constantly improves cross-regional production capacity synergy and supply chain support, provides customers with efficient and agile vertical supply solutions, and drives technological innovation and industrial upgrading in the wave of global industrialization.


A Compound Annual Growth Rate (CAGR) of 28.6%: Decoding the Leap Code of China's "Hidden Champion" in High-End ManufacturingGrowth Momentum: A Leapfrog Breakthrough from RMB 355 Million to RMB 1.094 Billion The picture clearly shows the explosive growth trajectory of Sanchuang Technology's revenue over the past five years: 2020: Total revenue reached RMB 355 million, with traditional heat dissipation fan accessories as the core business. 2024: Total revenue hit RMB 1.094

billion, with a 5-year CAGR of 28.6% and the proportion of liquid cooling radiators exceeding 30%. Key Turning Point: 2023 marked the first year of mass production of

liquid cooling radiators, driving the revenue growth rate to jump from 25% to 42%.

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