KNUTH RSM 750 C Precision Cylindrical Grinder w/ Internal Grinding, 2022 – 30″ Capacity

2022 KNUTH RSM 750 C precision ID/OD cylindrical grinder featuring 7.9″ maximum grinding diameter, 30″ grinding length, hydrostatic grinding-spindle bearings, hydraulic table feed and integrated internal grinding equipment for high-accuracy shaft and cylindrical component finishing.

Manufacturer KNUTH Machine Tools
Model RSM 750 C
SKU 302444
Year 2022
Machine Type Conventional Cylindrical Grinder
Grinding Capability ID / OD Cylindrical Grinding
Center Height 5″ / 135 mm
Grinding Diameter 0.3″–7.9″
Maximum Grinding Length 30″ / 750 mm
Maximum Workpiece Weight Between Centers 176 lb
Chuck Diameter 8″
Internal Grinding Diameter w/ Rest 1.4″–3.9″
Internal Grinding Diameter w/o Rest 1.0″–3.9″
Internal Grinding Depth 4.9″
Grinding Head Travel 8″
Table Feed 0.33–13.08 FPM, infinitely variable
Table Swivel Range -2° / +6°
Headstock Swivel 0°–45°
Grinding Head Swivel Approx. ±10° / 30° total depending specification convention
Working Spindle Taper MT4
Work Spindle Speed 25–380 RPM at 50 Hz
Grinding Spindle Speed 1,670 RPM
Internal Grinding Spindle Speed 10,000 RPM
Tailstock Taper MT4
Tailstock Quill Stroke 1″
Grinding Wheel Size 15.75″ x 1.97″ x 7.99″
Grinding Wheel Feed – Minimum 0.0001″
Grinding Spindle Motor Approx. 5.36 HP
Hydraulic Pump Motor 1 HP
Internal Grinding Motor 1.5 HP
Headstock Motor Approx. 1 HP
Coolant Pump Motor Approx. 0.17 HP
Overall Dimensions 119″ L x 71″ W x 65″ H
Machine Weight Approx. 7,700 lb