worm thread grinding machine Reishauer NRK

make Reishauer, type NRK, max. thread diameter 200 mm, thread length 450 mm, thread pitch 0.3 - 80 mm, pitch angle 25°, clamping length 700 mm, min./max. grinding wheel diameter 275 - 350 mm, wheel speed in grinding operation: 1850 rpm, workpiece spindle speed 1 - 48 rpm, 1 set exchange wheels, 11 grinding wheels, 1 batch profile dressing rollers, synchronisation motor