Protective and Decorative Vacuum’s Coatings on Wares of Artistic Castings

Abstract

The problem of environmental protection is extraordinarily important, and its actuality will increase with every year. In this aspect, processes of depositing of coatings in vacuum have got serious advantages before wide-spread galvanic method, as the last requires building of the special cleansing building, which cost in general balance of covering’s process can arrive till 60 %. It should be noted that preliminary preparation of surface which, as is generally known, has the important value at the method of metallization in vacuum often execute by the smoldering discharge (by the «dry method»).