Universal Cylindrical Grinding Machine

Tender Specification Details

High-precision universal cylindrical grinder with rigid wheel head, stepless work head drive, and internal grinding capability for OD and ID finishing.

Wheel Head: High-rigidity precision spindle
Work Head: Frequency-converter driven stepless speed control
Work Head Swivel: Adjustable up to 90° counterclockwise
Grinding Capability: External and internal grinding

Grinding Capacity:
Outside Grinding Diameter (OD): approx. 8 – 320 mm
Outside Grinding Length: ≥ 1500 mm
Inside Grinding Depth: ≥ 300 mm
Inside Grinding Diameter (ID): approx. 30 – 150 mm
Maximum Internal Grinding Length: approx. 120 – 130 mm
Maximum Workpiece Weight: As per standard design

Work Head:
Swiveling Angle: up to +90°
Center Taper: MT4
Spindle Speed (Stepless): approx. 25 – 380 rpm

Wheel Head:
Spindle Speed: approx. 1600 – 1700 rpm
Grinding Wheel Size (OD × W × ID): approx. 400 × 50 × 200 mm
Swiveling Angle: ±10°
Hand Feed per Revolution: approx. 0.5 mm (fine)
Hand Feed per Graduation: approx. 0.01 / 0.0025 mm (fine)
Peripheral Velocity: approx. 30 – 35 m/s

Internal Grinding Unit:
Spindle Speed: approx. 9000 – 10000 rpm
Grinding Wheel Size Range: approx. 17 × 20 × 6 mm to 50 × 25 × 13 mm

Table:
Hand Feed per Revolution: approx. 5 – 8 mm
Table Swivel (Clockwise): approx. 2 – 5°
Table Swivel (Anti-clockwise): approx. 8 – 10°
Longitudinal Speed Range: approx. 0.1 – 4 m/min

Tailstock:
Center Taper: MT4
Quill Travel: approx. 20 – 30 mm

Sub-Items / Attachments:
Driving dog
Machine working light
Coolant tank
Leveling wedges
Standard grinding wheel
External wheel dresser
Wheel flange with loading tools
Internal grinding attachment
Balancing arbor
Coolant system with magnetic separator and paper filter
Balancing stand
Diamond pen
Open steady rest
Close steady rest