Maximum rigidity, high torque
External Cylindrical Grinding Spindles
Built for maximum rigidity and high torque. Precision bearing sets in the 7011–7020 series hold micron-level accuracy under heavy loads, covering workpieces from sub-50 mm shafts through to multi-tonne rolls.
Speed
1,500 – 4,000 RPM
Power
6.3 – 28 kW
Models
5
Specifications
| Model | Max Speed (RPM) | Power (kW) | Interface / Bearing | Positioning |
|---|---|---|---|---|
| 120KG04Z6.3 | 4,000 | 6.3 | 1:5 Taper / 7011x4 | Small OD grinding |
| 150KG03Z11Popular | 3,000 | 11 | 1:5 Taper / 7014x4 | Medium OD grinding |
| 170KG03Z18 | 3,000 | 18 | 1:5 Taper / 7018x4 | Medium-large OD grinding |
| 190KG025Z22 | 2,500 | 22 | 1:5 Taper / 7020x4 | Large OD grinding |
| 210KG015Z28 | 1,500 | 28 | 1:5 Taper / NN3024+ | Heavy-duty OD grinding |
Model Detail
120KG04Z6.3
4,000 RPM · 6.3 kWFor shafts under 50 mm diameter.
Key Applications
Small shafts, tool shanks, precision small parts
Industries
Automotive, Tool, Precision Parts
150KG03Z11
3,000 RPM · 11 kWOur most popular OD grinder, covering 50–120 mm diameters.
Key Applications
Motor shafts, transmission shafts, gear shafts
Industries
Automotive, General Machinery
170KG03Z18
3,000 RPM · 18 kWFour bearings, for 100–200 mm diameter workpieces.
Key Applications
Large motor shafts, transmission shafts, mould guide pins
Industries
Automotive, Mould, Heavy Industry
190KG025Z22
2,500 RPM · 22 kWFor 200–300 mm diameter large workpieces. Stable and fast.
Key Applications
Large rolls, wind turbine shafts, marine shafts
Industries
Heavy Industry, Wind Power, Metallurgy
210KG015Z28
1,500 RPM · 28 kWNN3024 heavy bearings for multi-tonne rolls and hydraulic rods.
Key Applications
Heavy rolls, large hydraulic cylinder rods, extra-large shafts
Industries
Steel, Heavy Industry, Hydraulic
Tell Us Your Application
Send us the workpiece, the material and the tolerance. Our engineers will come back with a specific model, not a catalogue.
- Engineering-led support
- Drawings welcome
- Reply within one business day