NHR12

The NHR12 Series Horizontal Machining Center supplied by Petrotek is designed for high-precision machining and heavy-duty industrial applications. Built with a rigid structural design, the machine delivers excellent stability, vibration resistance, and consistent machining accuracy. It is ideal for both rough machining and precision finishing of large and complex box-type components.

With its advanced spindle system and optimized axis movement, the NHR12 Series supports reliable performance in demanding production environments. It is widely used in industries such as automotive, aerospace, rail transportation, valve manufacturing, mining equipment, textile machinery, shipbuilding, and power generation, where precision and productivity are essential.

Technical Specifications

Work Range (X / Y / Z)
2000 / 1500 / 1350 mm

Rapid Traverse Speed (X / Y / Z)
24 / 20 / 24 m/min

Spindle Speed
8000 rpm

Spindle Power
22 / 26 kW

Spindle Torque
837 / 989 Nm

Key Highlights

Powerful Main Drive
The spindle system is equipped with a two-stage gear transmission, delivering high torque at low speeds. This design supports demanding machining operations and heavy material removal.

W-Axis Capability
The optional W-axis offers 535 mm travel and a 130 mm diameter, guided by precision linear rails and driven by a servo-powered ball screw system for accurate positioning.

Rigid Y-Axis Guideway Design
The Y-axis features hardened and precision-ground guideways with a large cross-section and multiple contact surfaces, ensuring high rigidity and balanced thermal stability during machining.

Robotic Tool Magazine
An integrated robotic tool changing system based on advanced Japanese technology enables fast, reliable, and consistent tool changes during operation.

Efficient Chip Removal System
Multiple chip evacuation options are available to handle different materials and machining processes, ensuring clean operation, improved efficiency, and higher productivity.