| 摘要 |
<p>Guiding device, in particular in the form of a cylindrical deflection track roller or a cylindrical deflection pin for the deflection and, if applicable, in-track guidance of running films, in particular magnetic tape films, characterised in that it consists of aluminium or an aluminium alloy and is provided at least in the region of its guiding surface with a surface coating of at least one oxide of the aluminium or the aluminium alloy. <IMAGE></p> |
