| 摘要 |
In a grinding disk ( 100 ) for the rotary slaving on a driven shaft of a grinding machine, in particular of a hand grinder, which has at least one supporting plate ( 10 ) with at least one cut or opening ( 20 ) through which the abrasive dust which develops by grinding can be sucked by means of at least one suction bell placed in or on the grinding machine, the cut or opening ( 20 ) is configured aerodynamically.
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