STUDER S131 Internal grinder
[Product Information]:
- Inventory number:89400
- Brand:STUDER
- Model:S131
- Origin:Switzerland
- Location:China
- Year:2020
- Create Time:2025-11-10
Specifications:
CNC CNC System: FANUC 31i-Model B
spindle: 4
external grinding unit: T1
internal grinding unit: T2 (60,000 RPM)
internal grinding unit: T4 (90k) - Compatible with T3 accessories of 120mm diameter
internal grinding unit: T4 (90k) - Compatible with T4 accessories with a diameter of 100mm
chuck working head: MT5/A4
chuck working head - High-precision type Speed: 1-1200 RPM
chuck working head - Standard type speed: 1-1500 RPM
Spindle through hole diameter: 35.56mm
Drive power: 3 kW
C-axis resolution: 0.0001°
Maximum rotational diameter: 300mm
Maximum workpiece weight: 100 kg
The maximum external diameter of the workpiece is 160 mm
Maximum workpiece length: 300mm
Maximum grinding wheel diameter: 250mm
external grinding length/diameter: 120mm / 160mm
X-axis travel: 350 mm
Z-axis travel: 400 mm
The rotation range of the workpiece Worktable: -60° to +91°
The rotation range of the B1 axis tool Worktable is -50° to +280°
internal grinding Spindle speed: 24,000-120,000 rpm
Specification of the outer circular grinding wheel: 250 * 25 (F5) * 50mm
machine tool weight: 5,897 kg









