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The NV5500L is a new generation of vertical machining centers launched by SMART Machine Tools of South Korea, integrating high rigidity structure, intelligent operation and advanced CNC technology, suitable for efficient and precise processing of complex parts. Its core advantages include a high-speed spindle of 12,000 rpm, the ability to achieve four-axis four-linkage and five-axis five-linkage control, as well as modular optional configurations, meeting the diverse needs of the aerospace, automotive manufacturing, mold processing and other fields.
The SmartNV series of machining centers raise the convenience of operators to a new level, providing unique machine tool designs and a variety of key standard and optional features to meet various processing requirements.
▪ High-performance direct drive spindle with cooling system.
▪ High rigidity C-frame (sliding ram) design.
▪ Roller type LM guide rails for all axis feeds.
▪ Unique cover design for easy access to the worktable and spindle.
▪ Inclined bed design for faster chip removal, lower noise and less maintenance.
▪ Excellent precision and high rigidity.
Core technical specifications of the NV 5500L
1. CNC system
- Equipped with FANUC 0i-MF Plus CNC system, supporting 3-axis (X/Y/Z) standard control, and can be expanded to 5-axis synchronous control at most.
- Minimum input increment: 0.001 mm (0.0001 inches), ensuring ultra-high precision processing.
2. Spindle performance
- Standard spindle: 12,000 rpm, maximum output power 18.5 kW, torque 117.8 N·m.
- Optional high-speed spindle: 20,000 rpm built-in spindle, output power 22 kW, meeting the requirements of high-speed milling.
- Spindle cooling system: Standard thermal displacement suppression technology to ensure long-term processing stability.
3. Feed speed
- Rapid traverse speed: X/Y axis 36 m/min (1,417 ipm), Z axis 30 m/min (1,181 ipm).
4. High rigidity structure design
Machine body and guide rails
- C-frame design: High rigidity base and extended casting column support structure design, ensuring high processing stability. The worktable has no stacked axes and only moves on the X-axis, avoiding the problem of the worktable being suspended, making the worktable movement more stable and improving processing quality.
- Guide rails: All axes' feeds use high rigidity roller type LM guide rails, ensuring high rigidity, high precision and high-speed movement of the axes, as well as improving load-bearing capacity.
Worktable (X x Y)
- NV 5500L: 1,500 x 570 mm (59.06" x 22.44") Maximum load 1,200 kg (2,645.5 lb)
5. Intelligent operation and functions
Human-machine interaction
- 15-inch touch screen: Integrated conversational programming software and processing assistance functions (iHMI), supporting graphical operation and real-time monitoring.
- Anti-misoperation design: Standard single block execution, trial run mode and tool life management functions.
ATC & Tool magazine
- Tool magazine capacity: Standard 30 tool positions, optional 50 tool positions, supporting BT40, CAT40 and HSK-A63 tool holders.
- Tool change time: Tool-to-tool 1.3 seconds, chip-to-chip 3.7 seconds, improving production efficiency.
Optional configurations and accessories
The Smart NV series of machining centers raise the convenience of operators to a new level, providing unique machine tool designs and a variety of key standard and optional features to meet various processing requirements.
1. Advanced function expansion
- Renishaw probe (option): Supports tool breakage detection and automatic tool setting for workpieces, reducing installation time by 90%. 1. Four/five-axis CNC rotary tables: Achieve complex surface machining and reduce multi-process switching.
2. Tool and workpiece measurement equipment
The tool measurement device can be set to automatically monitor tool length, diameter and detect tool breakage. The workpiece measurement device can reduce workpiece installation time by up to 90% for users.
3. Chip conveyor
Equipped with wide hinge belts, worm gear reducers and torque limiters, it ensures stable movement and effectively handles chips.
4. Spindle cooling system
The spindle cooling system minimizes thermal displacement and ensures the highest machining accuracy even during long-term processing.
Application scenarios and advantages
- Aerospace: High-precision impeller and engine casing machining.
- Automotive molds: High-speed milling of complex surface molds.
- Medical devices: Precision forming of titanium alloy implants.
- Advantages: Achieve surface roughness within Ra 0.4μm through AI contour control (AICC II) and helical interpolation functions. Conclusion
The NV 5500L, with its high rigidity structure, intelligent operation and flexible scalability, has become a core equipment in modern precision manufacturing. Whether it is standard configuration or customized requirements, it can significantly enhance production efficiency and processing quality.

















