The THG-120.20 / THG-120.22 is a high-speed grinding spindle designed for universal grinding applications. It offers a spindle diameter of 120 mm and reaches speeds up to 51,000 rpm with oil-air lubrication. Powered by an asynchronous motor, it delivers 10 kW continuous power (S1), 12.5 kW at S6-40%, and up to 25 kW peak output.
With a D16/28 interface, optional coolant through shaft (CTS), and axial/radial rigidity of 70/100 N/µm, this spindle provides strong precision and reliable performance. Water or oil cooling is available, and grease lubrication is optional.