OSHA Handbook for Small Businesses

Abrasive Wheel Equipment Grinders

Abrasive Wheel Equipment Grinders

  • Is the work rest used and kept adjusted to within 1/8 inch (0.3175 centimeters) of the wheel?
  • Is the adjustable tongue on the top side of the grinder used and kept adjusted to within 1/4 inch (0.6350 centimeters) of the wheel?
  • Do side guards cover the spindle, nut, and flange and 75 percent of the wheel diameter?
  • Are bench and pedestal grinders permanently mounted?
  • Are goggles or face shields always worn when grinding?
  • Is the maximum RPM rating of each abrasive wheel compatible with the RPM rating of the grinder motor?
  • Are fixed or permanently mounted grinders connected to their electrical supply system with metallic conduit or other permanent wiring method?
  • Does each grinder have an individual on and off control switch?
  • Is each electrically operated grinder effectively grounded?
  • Before new abrasive wheels are mounted, are they visually inspected and ring tested?
  • Are dust collectors and powered exhausts provided on grinders used in operations that produce large amounts of dust?
  • Are splash guards mounted on grinders that use coolant to prevent the coolant reaching employees?
  • Is cleanliness maintained around grinders?