Hybrid diamond and CBN wheels are used for Fluting, Clearance & Gashing grinding operations.
1A1 wheels are used for grinding the tool fultes to remove massive amounts of stock.
Recommended speed is 14 - 18m/s.
1V1 wheels are used mainly for gashing. Also can be used for fluting if angle less than 20 degrees.
Recommended speed is 20 - 30m/s.