





It is suitable for processing copper, iron, aluminum, and stainless steel workpieces up to 600 × 500 mm. Its operation is compatible with mainstream machining centers on the market and supports a wide range of functions, including drilling, tapping, milling, engraving, and more. Featuring multiple patented technologies, including a high-rigidity and anti-deformation structure, it is well suited for stainless steel machining, with tapping capacity up to 30 mm and drilling capacity up to 20 mm. Thanks to its compact footprint, one operator can efficiently manage multiple machines, significantly improving per-person productivity while reducing overall processing costs.
SZGH-650D High-Precision Small CNC Milling Machine
The SZGH-650D CNC Milling Machine is an upgraded, high-efficiency small machining center engineered for precise milling, drilling, tapping, and engraving. Featuring an expanded 600mm × 500mm working travel, a powerful 7.5kW 24000 RPM electric spindle, and a 12-station tool magazine, the SZGH-650D delivers exceptional 0.01mm repeatability for demanding metal fabrication tasks.
Built with a 1800kg heavy-duty anti-deformation patented base, this machine provides superior rigidity and anti-vibration performance, ensuring high accuracy during heavy cutting and prolonged high-speed operations.
Key Features & Product Highlights
Heavy-Duty Anti-Deformation Patented Base (1800 kg) Engineered with a massive 1800kg patented anti-deformation base to absorb dynamic cutting vibrations, guaranteeing smooth surface finishes and structural stability during high-speed feed movements.
High-Speed 24000 RPM BT30 Electric Spindle (7.5 kW) Powered by a high-torque 7.5kW spindle motor and 7.5kW spindle servo drive, providing strong cutting capabilities and high speed for processing copper, aluminum, iron, and stainless steel.
12-Station Automatic Tool Magazine Equipped with a expanded 12-handle carousel tool magazine (BT30) to support continuous multi-process machining and reduce non-cutting tool change time.
Upgraded 32mm Screw & 30mm Guide Rail Linear System Utilizes heavy-duty 32mm precision P-grade ball screws and 30mm precision C3-grade linear guide rails for maximum rigidity, smooth motion, and precise 0.01mm repeatability.
Integrated SZGH Electric Control Package Fully integrated with SZGH CNC controller and high-power feed servos (X, Y: 1.5kW, Z: 2.6kW), ensuring perfect electromechanical synergy, quick system response, and reduced failure rates.
Technical Specifications

Applications & Machining Capabilities
The SZGH-650D is engineered for precision hardware, electronic enclosures, automotive components, mold bases, and industrial parts manufacturing.
Workpiece Size: Suitable for processing workpieces within 600 mm × 500 mm.
Machining Capacity: Tapping up to 30mm (aluminum M25 / steel M18–M20) and drilling up to 20mm–30mm in steel (aluminum up to Φ35–Φ40mm).
Process Compatibility: Full support for standard machining center operations including face milling (up to Φ100mm), end milling, heavy drilling, rigid tapping, and engraving.
Why Choose Shenzhen Guanhong (SZGH)?
End-to-End Automation R&D: Integrated manufacturer of CNC systems, industrial robot arms, and automated machine tools.
Factory-Direct Quality Verification: Strict quality controls including laser interferometer testing and high-speed dynamic balancing.
Complete After-Sales Support: Technical installation support, fast component delivery, and global online engineering service.
Get a Free Quote & Technical Solution
Upgrading your factory's CNC milling capacity? Contact our engineering team today for factory-direct pricing, custom options, and detailed technical assistance.