This dissertation is covering a short overview PVD coatings, that are most applied for covers on metal forming tools. In the first part of dissertation is represented a quick history progress of tool materials and the history of hard coatings. In work are introduced some classic hard coatings. This work is also talking about coating properties like hardness, coefficient of friction, coating temperature, max. service temperature and its colour. Follows the part explaining how PVD coatings are applied to tools. In the end of this presentation are short directions how tool must be prepared before we put PVD hard coating on it.
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