| 摘要 |
The invention relates to an internally cooled grinding disc shielding (16), wherein a cooling liquid (14) outwardly flows thorough a recess embodied in the peripheral surface of a grinding disk, the shielding is provided with a collecting groove (17) for the cooling liquid (14) which surrounds the grinding disc (1) under a sector comprises at least one discharge nozzle (20) which is arranged on the output side and by means of which a jet is directed to a work piece (13) or to a grinding point (16).
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