Key Features of This Machine Tool

★This machine tool is primarily suitable for grinding internal bores, internal tapered holes, and step holes.

The workbench is powered by hydraulic drive and allows for continuous adjustment of working speed.

★ The grinding wheel dressing action is controlled by a hydraulic handle and can be infinitely adjusted for dressing speed.

Machine Tool Model M250A Grinding Hole Diameter (mm) φ150-φ500 (φ50-φ150 Custom Grinding Head) Large Grinding Depth (mm) 450 (Deeper upon request) Workpiece Spindle Diameter (mm) Inside φ510, Outside φ725 Bedhead Large Rotation Angle (°) 15°, 20° Workpiece Speed (r/min) 28, 38, 57, 160, 212, 320 Grinding Wheel Speed (r/min) 2450, 4200 Total Power of Machine (kw) 8.92 Workpiece Motor Power (kw) 1.8/1.8/2.5 Grinding Wheel Motor Power (kw) 5.5 Machine Dimensions (mm) 3860×1600×1850 Machine Weight (kg) 4550 Power Supply 3N-50Hz 380v Working Precision (Based on Standard Test Piece) Inner Hole Roundness (μm) 5 Inner Hole Straightness (μm) 5 Surface Roughness (μm) Ra0.63