We offer grinding wheels in vitrified bonds for normal working speeds of up to 40 m/s (8.000 sfpm), and special peripheral speeds:

50 m/s (10.000 sfpm)
63 m/s (12.500 sfpm)
80 m/s (16.000 sfpm)
100 m/s (19.500 sfpm)
125 m/s ( 24.500 sfpm)

Wheels in resin bond are available for normal speeds of up to 50 m/s (10.000 sfpm) and also for special higher rated speeds:

63 m/s (12.500 sfpm)
80 m/s (16.000 sfpm)