The utility model discloses a water scour apparatus which is suitable as a crystalline wheel water scour device on a continuous casting tandem mill in non-ferrous metal processing industry.

本实用新型公开一种擦水器，适于作有色金属加工行业连铸连轧机上结晶轮擦水装置。

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The ferromagnetic hydrogenating catalyst is selected from non-crystalline nickel alloy, Raney nickel or magnetic carrier loaded noble metal catalyst.

所说具有铁磁性的加氢催化剂选自镍系非晶态合金、阮内镍或磁性载体负载的贵金属催化剂。

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