The H3 Hotman Intelligent Step Down Grinding Machine is a precision CNC surface grinding system featuring online measurement capabilities for high-accuracy cylindrical component processing.

• High-grade FC30 cast iron construction with artificial normalization and natural aging treatment
• Siemens 828D CNC system with secondary development and intuitive Chinese operation interface
• Automatic lubrication system for guide rails and precision ball screws
• Separate cooling system to eliminate vibration and improve heat dissipation
• Grinding wheel spindle speeds up to 3500 RPM and 60m/s linear speed
• Multiple optional equipment including inner hole grinding and automatic measuring devices

• Four-axis segment difference grinding with three-axis manipulator for automated loading/unloading
• Online measuring system ensures long-term unattended operation accuracy
• China's first centering-type workpiece clamping device for superior concentricity
• Hotman-developed control system enables quick workpiece editing and creation