Grinding spindle DYFJM-150(090)43/7.5-F

belt-drivenISOhigh-speed

Overview
The DYFJM-150(090)43/7.5-F is a belt-driven high-speed grinding spindle for cylindrical grinding machines. It pairs a φ150 mm installation outside diameter with a φ90 mm journal and a maximum speed of 4300 rpm, providing rotation precision to ≤0.0003 mm and an approximate weight of 61±3 kg.

Key specifications
Diameter: Φ150 mm
Maximum speed: 4300 rpm

Technical data
Installation outside diameter (mm): φ150
Journal diameter (mm): φ90
Drive oil type: ISO VG2
Oil supply pressure (MPa): 2.0-2.5
Axial static stiffness (N/μm): ≥200
Radial static stiffness (N/μm): ≥180
Front end radial runout (mm): ≤0.001
Axial end axial movement (mm): ≤0.001
Rotation precision (mm): ≤0.0003
Drive type: Belt drive
Rotation movement: Clockwise
Rated speed (rpm): 2800
Maximum speed (rpm): 4300
Application area: Cylindrical grinding machines
Weight (kg): 61±3

Features / Technical specifications

• Model: DYFJM-150(090)43/7.5-F
• Installation outside diameter: φ150 mm
• Journal diameter: φ90 mm
• Drive type: Belt drive
• Drive oil type: ISO VG2
• Oil supply pressure: 2.0-2.5 MPa
• Axial static stiffness: ≥200 N/μm
• Radial static stiffness: ≥180 N/μm
• Front end radial runout: ≤0.001 mm
• Axial end axial movement: ≤0.001 mm
• Rotation precision: ≤0.0003 mm
• Rated speed: 2800 rpm
• Maximum speed: 4300 rpm
• Rotation direction: Clockwise
• Application: Cylindrical grinding machine
• Approximate weight: 61±3 kg