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MACHINERY AND MACHINE GUARDING |
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Abrasive Wheel Machinery - Angular Exposure and Exposure Adjustment |
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The presence of an abrasive wheel safety guard is not enough. Specific
requirements concerning the safety guard are discussed below. Abrasive wheel safety guards for bench stands, floor stands, and cylindrical grinders shall not expose the grinding wheel periphery for more than 65 degrees above the horizontal plane of the wheel spindle. The protecting member of the abrasive wheel safety guard shall be adjustable for variations in wheel size so that the distance between the wheel periphery and the adjustable tongue or the end of the peripheral member at the top shall never exceed 1/4 inch. |
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