11.8" x 11.8" Studer #S131R, Cylindrical Grinder, 4-Spindle, 6.3" Workpiece diameter, 9.84" Grinding Wheel diameter, 24000-120000 RPM, 2020

Max Swing: 11.81″
Max. Workpiece Weight: 220 LBS
Max. Workpiece Diameter (external): 6.3″
Max. Workpiece Length: 11.81″
Max Grinding Wheel Diameter: 9.84″

Grinding length/diameter, external: 4.7″/6.3″

X-Axis Travel: 13.78″
Z-Axis Travel: 15.75″

Swiveling range of the workpiece table: -60deg. to +91deg.
Swiveling range of tool table with B1-axis: -50deg. to +280deg.

Internal grinding spindles: 24,000 – 120,000 rpm
External grinding wheel, dia. x width x bore: 250 x 25 (F5) x 50 mm (10” x 1” (F 5) x 2”)

Spindle Arrangement: Turret
Number of Spindles: 4

Chuck Workhead:
High Precision: 1-1200 RPM
Standard Version: 1-1500 RPM
Spindle Bore: 1.4″
Driving Power: 4 HP

C-axis for form grinding:
Standard, indirect measuring system: 0,0001°

Machine Weight: 13,000 LBS

Equipped With:

Fanuc 31i-Model B Control
External Grinding T1
Internal Grinding T2 (60k RPM)
Internal Grinding T4 (90K RPM) – T3 with internal grinding attachment for dia. 120mm
Internal Grinding T4 (90k) – T4 with internal grinding attachment for dia. 100mm
Chuck Workhead MT5/A4
Rotary Dressing
Portable operating unit Studer PCU terminal II with graphics
RJ45 Ethernet Interface
Contact Detection
Length Positioning Probe
Machine Coolant Equipment & Acc.
Foot Pedal
TouchControl for diameter
Non-round software (c-axis is on machine in the workhead section)
United Grinding Digital Solutions/OPC-UA
Fire Suppression System
Coolant Filter for oil
Coolant Filtration System and Mist Collection