Grinding spindle DYFDM-150(080)15/5.5-XWS

motorizedISOoil-lubricated

Overview
For cylindrical and cam grinding machines with a separate rear motor drive, the DYFDM-150(080)15/5.5-XWS provides balanced axial and radial stiffness for precision grinding. The 5.5 kW asynchronous motor combined with an oil-cooled hydrostatic support is suitable for controlled continuous grinding cycles.

Key specifications
Diameter: Φ150 mm
Max speed: 3000 rpm

Technical data
Model: DYFDM-150(080)15/5.5-XWS
Center height (mm): 170
Lubricant: ISO VG5
Oil supply pressure (MPa): 2.5–5.0
Axial static stiffness (N/μm): ≥150
Radial static stiffness (N/μm): ≥150
Front end radial runout (mm): ≤0.0005
Axial end movement (mm): ≤0.0005
Rotation accuracy (mm): ≤0.0002
Drive type: Rear motor drive (clockwise rotation)
Max speed (rpm): 3000
Max frequency (Hz): 100
Motor type: Asynchronous motor
Rated voltage (V): 300
Power S1 100% (kW): 5.5
Torque S1 100% (N·m): 35
Rated current S1 100% (A): 14
Cooling: Oil cooling (recommended)
Application: Cylindrical and cam grinding machines
Weight (kg): 278 ±10

Features / Technical specifications

• Model: DYFDM-150(080)15/5.5-XWS
• Diameter: Φ150 mm
• Center height: 170 mm
• Max speed: 3000 rpm
• Motor: Asynchronous, 5.5 kW (S1 100%), 300 V, 14 A, 35 N·m
• Hydrostatic support, oil-cooled; lubricant ISO VG5; oil pressure 2.5–5.0 MPa
• Static stiffness: axial ≥150 N/μm, radial ≥150 N/μm
• Precision: front end runout ≤0.0005 mm; axial end movement ≤0.0005 mm; rotation accuracy ≤0.0002 mm
• Drive: Rear motor drive (clockwise)
• Cooling: Oil cooling recommended
• Application: Cylindrical and cam grinding machines
• Approx. weight: 278 ±10 kg