1. Inspect carefully for cracks or any marks that look as though the wheel might have been damaged.
  2. Test the wheel with a wooden mallet and use the one that it gives a clear ring.
  3. Select correct wheel for operation.
  4. Be sure that machine speed doesn’t exceed the ultimate velocity of wheel.
  5. Never alter hole in wheel or force wheel on spindle.
  6. Use clean, recessed, matching flanges at least 1/3 wheel diameter.
  7. Use one clean, smooth blotter on each side of wheel under each flange.
  8. Tighten nut only enough to hold wheel firmly.
  9. Adjust wheel guard before starting wheel.
  10. Hood of grinding wheel must be designed properly.
  11. Don’t adjust speed of motor without a correct suggestion from manufacturer.