Formation of Conversion Decorative Coverings on Sterling Silver with use of pulse currents

Issue 4(82) 2016
Pages 45-51

S.I. Galanin, I.S. Viskovaty

Kostroma State University

Keywords: conversion decorative coverings, silver, current impulses, anode processing

Process of decorative conversion coverings formation on cast sterling silver by pulse unipolar and bipolar currents is considered. It is shown that process of film formation proceeds in electrolytes and on the modes supporting an anode
surface on border «activity – passivity». The modes allowing to form films of various dark shades are defined.